From 7201c29e4ddfa50a6a76c89e2db46d26c5b98ffc Mon Sep 17 00:00:00 2001
From: Joshua Chen <sidachen2003@gmail.com>
Date: Mon, 3 Jun 2024 22:30:40 +0800
Subject: [PATCH 1/8] feat(typescript-estree): restrict variable declarator
 definite/init combinations

---
 .../const-destructure-no-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   3 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../const-destructure-type-no-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   3 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/const-id-definite-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../const-id-definite-no-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../const-id-definite-type-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../const-id-definite-type-no-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/const-id-no-init/fixture.ts       |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   3 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/const-id-type-no-init/fixture.ts  |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   3 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-const-id-definite-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   2 +-
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-const-id-type-init/fixture.ts     |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-let-destructure-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-let-id-definite-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/declare-let-id-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   2 +-
 .../declare-let-id-type-init/fixture.ts       |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-using-destructure-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-using-id-definite-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/declare-using-id-init/fixture.ts  |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-using-id-no-init/fixture.ts       |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   4 +-
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-using-id-type-init/fixture.ts     |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-using-id-type-no-init/fixture.ts  |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-var-destructure-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-var-id-definite-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/declare-var-id-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../declare-var-id-type-init/fixture.ts       |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/declare-with-using/fixture.ts     |   1 -
 .../let-destructure-no-init/fixture.ts        |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   3 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../let-destructure-type-no-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   3 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/let-id-definite-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../let-id-definite-no-init/fixture.ts        |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../let-id-definite-type-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../missing-id-without-value/fixture.ts       |   1 -
 .../snapshots/1-Babel-Error.shot              |   3 -
 .../snapshots/1-TSESTree-Error.shot           |   8 --
 .../snapshots/2-Alignment-Error.shot          |   3 -
 .../snapshots/2-Babel-Error.shot              |   3 -
 .../snapshots/3-Alignment-Error.shot          |   3 -
 .../_error_/missing-value-in-using/fixture.ts |   1 -
 .../snapshots/1-TSESTree-Error.shot           |   8 --
 .../snapshots/2-Babel-Error.shot              |   3 -
 .../snapshots/3-Alignment-Error.shot          |   3 -
 .../fixture.ts                                |   1 -
 .../snapshots/1-TSESTree-Error.shot           |   8 --
 .../snapshots/2-Babel-Error.shot              |   3 -
 .../snapshots/3-Alignment-Error.shot          |   3 -
 .../_error_/using-destructure-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../using-destructure-no-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../using-destructure-type-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../using-destructure-type-no-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/using-id-definite-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../using-id-definite-no-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../using-id-definite-type-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../using-id-definite-type-no-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/using-id-no-init/fixture.ts       |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/using-id-type-no-init/fixture.ts  |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../var-destructure-no-init/fixture.ts        |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   3 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../var-destructure-type-no-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   3 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../_error_/var-id-definite-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../var-id-definite-no-init/fixture.ts        |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../var-id-definite-type-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 ++
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../const-destructure-init/fixture.ts         |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 101 ++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  76 +++++++++++
 .../snapshots/3-Babel-AST.shot                |  92 +++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  76 +++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 105 +++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../const-destructure-type-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 119 +++++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  96 ++++++++++++++
 .../snapshots/3-Babel-AST.shot                | 110 ++++++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  96 ++++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 123 ++++++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/const-id-init/fixture.ts         |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  24 ++--
 .../snapshots/2-TSESTree-Tokens.shot          |  26 ++--
 .../snapshots/3-Babel-AST.shot                |  24 ++--
 .../snapshots/4-Babel-Tokens.shot             |  56 ++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  24 ++--
 .../snapshots/6-AST-Alignment-Tokens.shot     |   2 +-
 .../fixtures/const-id-type-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  80 ++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  76 +++++++++++
 .../snapshots/3-Babel-AST.shot                |  76 +++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  76 +++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  84 ++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/const-with-value/fixture.ts      |   1 -
 .../fixtures/const-without-value/fixture.ts   |   1 -
 .../declare-const-destructure-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 101 ++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  86 ++++++++++++
 .../snapshots/3-Babel-AST.shot                |  93 +++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  86 ++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 105 +++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  91 +++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  83 ++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  95 ++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 109 ++++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  86 ++++++++++++
 .../snapshots/3-Babel-AST.shot                | 101 ++++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  86 ++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 113 ++++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/declare-const-id-init/fixture.ts |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  32 ++---
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  31 ++---
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  32 ++---
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../declare-const-id-no-init/fixture.ts       |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  52 ++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  46 +++++++
 .../snapshots/3-Babel-AST.shot                |  49 +++++++
 .../snapshots/4-Babel-Tokens.shot             |  46 +++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  56 ++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../declare-const-id-type-no-init/fixture.ts  |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  70 ++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  67 ++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  74 +++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  91 +++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  83 ++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  95 ++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |  72 ++++++++++
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 109 ++++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  86 ++++++++++++
 .../snapshots/3-Babel-AST.shot                | 101 ++++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  86 ++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 113 ++++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |  92 +++++++++++++
 .../declare-let-id-no-init/fixture.ts         |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  18 +--
 .../snapshots/2-TSESTree-Tokens.shot          |  14 +-
 .../snapshots/3-Babel-AST.shot                |  18 +--
 .../snapshots/4-Babel-Tokens.shot             |  14 +-
 .../snapshots/5-AST-Alignment-AST.shot        |  18 +--
 .../snapshots/6-AST-Alignment-Tokens.shot     |  14 +-
 .../declare-let-id-type-no-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  70 ++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  67 ++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  74 +++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |  72 ++++++++++
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  91 +++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  83 ++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  95 ++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixture.ts                                |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 109 ++++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  86 ++++++++++++
 .../snapshots/3-Babel-AST.shot                | 101 ++++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  86 ++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 113 ++++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../declare-var-id-no-init/fixture.ts         |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  52 ++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  46 +++++++
 .../snapshots/3-Babel-AST.shot                |  49 +++++++
 .../snapshots/4-Babel-Tokens.shot             |  46 +++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  36 ++---
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../declare-var-id-type-no-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  70 ++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  67 ++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  74 +++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/declare/fixture.ts               |   1 -
 .../fixtures/generate-fixtures.mjs            |  43 ++++++
 .../fixtures/let-destructure-init/fixture.ts  |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 101 ++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  76 +++++++++++
 .../snapshots/3-Babel-AST.shot                |  92 +++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  76 +++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 105 +++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |  82 ++++++++++++
 .../let-destructure-type-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 119 +++++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  96 ++++++++++++++
 .../snapshots/3-Babel-AST.shot                | 110 ++++++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  96 ++++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 123 ++++++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     | 102 +++++++++++++++
 .../let-id-definite-type-no-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  70 ++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  67 ++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  74 +++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |  72 ++++++++++
 .../fixtures/let-id-init/fixture.ts           |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  14 +-
 .../snapshots/2-TSESTree-Tokens.shot          |  14 +-
 .../snapshots/3-Babel-AST.shot                |  14 +-
 .../snapshots/4-Babel-Tokens.shot             |  14 +-
 .../snapshots/5-AST-Alignment-AST.shot        |  14 +-
 .../snapshots/6-AST-Alignment-Tokens.shot     |  26 ++--
 .../fixtures/let-id-no-init/fixture.ts        |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  18 +--
 .../snapshots/2-TSESTree-Tokens.shot          |  14 +-
 .../snapshots/3-Babel-AST.shot                |  18 +--
 .../snapshots/4-Babel-Tokens.shot             |  14 +-
 .../snapshots/5-AST-Alignment-AST.shot        |  18 +--
 .../snapshots/6-AST-Alignment-Tokens.shot     |  14 +-
 .../fixtures/let-id-type-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  80 ++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  76 +++++++++++
 .../snapshots/3-Babel-AST.shot                |  76 +++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  76 +++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  84 ++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |  82 ++++++++++++
 .../fixtures/let-id-type-no-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  70 ++++++++++
 .../snapshots/2-TSESTree-Tokens.shot}         |  38 +++---
 .../snapshots/3-Babel-AST.shot                |  66 ++++++++++
 .../snapshots/4-Babel-Tokens.shot}            |  38 +++---
 .../snapshots/5-AST-Alignment-AST.shot        |  74 +++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |  62 +++++++++
 .../fixtures/let-with-value/fixture.ts        |   1 -
 .../fixtures/let-without-value/fixture.ts     |   1 -
 .../fixtures/using-id-init/fixture.ts         |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  62 +++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  56 ++++++++
 .../using-id-init/snapshots/3-Babel-AST.shot  |  58 +++++++++
 .../snapshots/4-Babel-Tokens.shot}            |  26 ++--
 .../snapshots/5-AST-Alignment-AST.shot        |  66 ++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   2 +-
 .../fixtures/using-id-type-init/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  80 ++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  76 +++++++++++
 .../snapshots/3-Babel-AST.shot                |  76 +++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  76 +++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  84 ++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/using-with-value/fixture.ts      |   1 -
 .../fixtures/var-destructure-init/fixture.ts  |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 101 ++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  76 +++++++++++
 .../snapshots/3-Babel-AST.shot                |  92 +++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  76 +++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 105 +++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../var-destructure-type-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-AST.shot             | 119 +++++++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  96 ++++++++++++++
 .../snapshots/3-Babel-AST.shot                | 110 ++++++++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  96 ++++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 123 ++++++++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../var-id-definite-type-no-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  70 ++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  66 ++++++++++
 .../snapshots/3-Babel-AST.shot                |  67 ++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  66 ++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  74 +++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/var-id-init/fixture.ts           |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  14 +-
 .../snapshots/2-TSESTree-Tokens.shot}         |  14 +-
 .../snapshots/3-Babel-AST.shot                |  14 +-
 .../snapshots/4-Babel-Tokens.shot             |  14 +-
 .../snapshots/5-AST-Alignment-AST.shot        |  14 +-
 .../snapshots/6-AST-Alignment-Tokens.shot     |   2 +-
 .../fixtures/var-id-no-init/fixture.ts        |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  18 +--
 .../snapshots/2-TSESTree-Tokens.shot          |  14 +-
 .../snapshots/3-Babel-AST.shot                |  18 +--
 .../snapshots/4-Babel-Tokens.shot             |  14 +-
 .../snapshots/5-AST-Alignment-AST.shot        |  18 +--
 .../snapshots/6-AST-Alignment-Tokens.shot     |   2 +-
 .../fixtures/var-id-type-init/fixture.ts      |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  80 ++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  76 +++++++++++
 .../snapshots/3-Babel-AST.shot                |  76 +++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  76 +++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        |  84 ++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/var-id-type-no-init/fixture.ts   |   1 +
 .../snapshots/1-TSESTree-AST.shot             |  70 ++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          |  34 ++---
 .../snapshots/3-Babel-AST.shot                |  66 ++++++++++
 .../snapshots/4-Babel-Tokens.shot             |  34 ++---
 .../snapshots/5-AST-Alignment-AST.shot        |  74 +++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   2 +-
 .../fixtures/var-with-value/fixture.ts        |   1 -
 .../snapshots/1-TSESTree-AST.shot             |  62 ---------
 .../var-with-value/snapshots/3-Babel-AST.shot |  58 ---------
 .../fixtures/var-without-value/fixture.ts     |   1 -
 .../declaration/VariableDeclaration/spec.ts   |  90 +++++++++----
 .../snapshots/1-TSESTree-Error.shot           |  11 +-
 .../snapshots/3-Alignment-Error.shot          |   2 +-
 .../src/special/VariableDeclarator/spec.ts    |  52 ++++++--
 .../tests/fixtures-with-differences-ast.shot  |  42 ++++--
 .../fixtures-with-differences-errors.shot     |  26 +++-
 .../fixtures-with-differences-tokens.shot     |  14 +-
 packages/eslint-plugin/src/rules/indent.ts    |   2 +-
 packages/typescript-estree/src/convert.ts     |  68 +++++++++-
 521 files changed, 13088 insertions(+), 669 deletions(-)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/1-TSESTree-Error.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/{declare-with-using => declare-const-id-definite-init}/snapshots/2-Babel-Error.shot (57%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/2-Babel-Error.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/{declare-with-using => declare-let-id-init}/snapshots/3-Alignment-Error.shot (65%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/fixture.ts
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/{declare-with-using => declare-using-id-no-init}/snapshots/1-TSESTree-Error.shot (73%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/3-Alignment-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/3-Alignment-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/fixture.ts
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-Babel-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-TSESTree-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/2-Alignment-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/2-Babel-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/3-Alignment-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/fixture.ts
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/1-TSESTree-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/2-Babel-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/3-Alignment-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/fixture.ts
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/1-TSESTree-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/2-Babel-Error.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/fixture.ts
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-without-value => const-id-init}/snapshots/1-TSESTree-AST.shot (67%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-without-value => const-id-init}/snapshots/2-TSESTree-Tokens.shot (67%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-without-value => const-id-init}/snapshots/3-Babel-AST.shot (64%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/4-Babel-Tokens.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-without-value => const-id-init}/snapshots/5-AST-Alignment-AST.shot (69%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-with-value => const-id-init}/snapshots/6-AST-Alignment-Tokens.shot (51%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/fixture.ts
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/fixture.ts
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-with-value => declare-const-id-init}/snapshots/1-TSESTree-AST.shot (57%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/2-TSESTree-Tokens.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-with-value => declare-const-id-init}/snapshots/3-Babel-AST.shot (55%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/4-Babel-Tokens.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-with-value => declare-const-id-init}/snapshots/5-AST-Alignment-AST.shot (59%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/fixture.ts
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{declare => declare-let-id-no-init}/snapshots/1-TSESTree-AST.shot (70%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{declare => declare-let-id-no-init}/snapshots/2-TSESTree-Tokens.shot (67%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{declare => declare-let-id-no-init}/snapshots/3-Babel-AST.shot (68%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{declare => declare-let-id-no-init}/snapshots/4-Babel-Tokens.shot (68%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{declare => declare-let-id-no-init}/snapshots/5-AST-Alignment-AST.shot (71%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{declare => declare-let-id-no-init}/snapshots/6-AST-Alignment-Tokens.shot (71%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/4-Babel-Tokens.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-with-value => declare-var-id-no-init}/snapshots/5-AST-Alignment-AST.shot (51%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/generate-fixtures.mjs
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/fixture.ts
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-with-value => let-id-init}/snapshots/1-TSESTree-AST.shot (79%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-with-value => let-id-init}/snapshots/2-TSESTree-Tokens.shot (75%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{using-with-value => let-id-init}/snapshots/3-Babel-AST.shot (78%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{using-with-value => let-id-init}/snapshots/4-Babel-Tokens.shot (76%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-with-value => let-id-init}/snapshots/5-AST-Alignment-AST.shot (80%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-with-value => let-id-init}/snapshots/6-AST-Alignment-Tokens.shot (71%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/fixture.ts
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-without-value => let-id-no-init}/snapshots/1-TSESTree-AST.shot (71%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-without-value => let-id-no-init}/snapshots/2-TSESTree-Tokens.shot (60%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-without-value => let-id-no-init}/snapshots/3-Babel-AST.shot (68%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-without-value => let-id-no-init}/snapshots/4-Babel-Tokens.shot (61%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-without-value => let-id-no-init}/snapshots/5-AST-Alignment-AST.shot (72%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-without-value => let-id-no-init}/snapshots/6-AST-Alignment-Tokens.shot (65%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/1-TSESTree-AST.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-with-value/snapshots/4-Babel-Tokens.shot => let-id-type-no-init/snapshots/2-TSESTree-Tokens.shot} (55%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/3-Babel-AST.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{let-with-value/snapshots/2-TSESTree-Tokens.shot => let-id-type-no-init/snapshots/4-Babel-Tokens.shot} (51%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/fixture.ts
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/3-Babel-AST.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{using-with-value/snapshots/2-TSESTree-Tokens.shot => using-id-init/snapshots/4-Babel-Tokens.shot} (68%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/5-AST-Alignment-AST.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-with-value => using-id-init}/snapshots/6-AST-Alignment-Tokens.shot (51%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/fixture.ts
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{using-with-value => var-id-init}/snapshots/1-TSESTree-AST.shot (79%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-without-value/snapshots/4-Babel-Tokens.shot => var-id-init/snapshots/2-TSESTree-Tokens.shot} (75%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-with-value => var-id-init}/snapshots/3-Babel-AST.shot (78%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-with-value => var-id-init}/snapshots/4-Babel-Tokens.shot (75%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{using-with-value => var-id-init}/snapshots/5-AST-Alignment-AST.shot (80%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{using-with-value => var-id-init}/snapshots/6-AST-Alignment-Tokens.shot (51%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/fixture.ts
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-without-value => var-id-no-init}/snapshots/1-TSESTree-AST.shot (71%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-without-value => var-id-no-init}/snapshots/2-TSESTree-Tokens.shot (60%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-without-value => var-id-no-init}/snapshots/3-Babel-AST.shot (68%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-without-value => var-id-no-init}/snapshots/4-Babel-Tokens.shot (60%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-without-value => var-id-no-init}/snapshots/5-AST-Alignment-AST.shot (72%)
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-without-value => var-id-no-init}/snapshots/6-AST-Alignment-Tokens.shot (51%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/fixture.ts
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/1-TSESTree-AST.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-with-value => var-id-type-no-init}/snapshots/2-TSESTree-Tokens.shot (55%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/3-Babel-AST.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{var-with-value => var-id-type-no-init}/snapshots/4-Babel-Tokens.shot (55%)
 create mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
 rename packages/ast-spec/src/declaration/VariableDeclaration/fixtures/{const-without-value => var-id-type-no-init}/snapshots/6-AST-Alignment-Tokens.shot (50%)
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/fixture.ts
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/1-TSESTree-AST.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/3-Babel-AST.shot
 delete mode 100644 packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/fixture.ts

diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/fixture.ts
new file mode 100644
index 000000000000..0f10ba3cc1a1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/fixture.ts
@@ -0,0 +1 @@
+const { foo };
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..5b3fc94e37a2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-destructure-no-init TSESTree - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..f04996c27ff1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-destructure-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in destructuring declaration. (1:13)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..3922fc150dea
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-destructure-no-init Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/fixture.ts
new file mode 100644
index 000000000000..39adba918fd1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/fixture.ts
@@ -0,0 +1 @@
+const { foo }: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..9e1d909c04df
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-destructure-type-no-init TSESTree - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..70cf00c49b56
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-destructure-type-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in destructuring declaration. (1:18)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..91426be2a7b5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-destructure-type-no-init Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/fixture.ts
new file mode 100644
index 000000000000..6923351e58ff
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/fixture.ts
@@ -0,0 +1 @@
+const foo! = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..eb72d50cb714
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-init TSESTree - Error 1`] = `
+"TSError
+> 1 | const foo! = 1;
+    |       ^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..0c682efc5e73
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..62a7d843392c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/fixture.ts
new file mode 100644
index 000000000000..8e2d92491c67
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/fixture.ts
@@ -0,0 +1 @@
+const foo!;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..58285ae0f6d1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | const foo!;
+    |       ^^^^ Declarations with definite assignment assertions must also have type annotations.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..18d8b24f22fb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in const declaration. (1:10)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..602256d314d9
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/fixture.ts
new file mode 100644
index 000000000000..21300614b89f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/fixture.ts
@@ -0,0 +1 @@
+const foo!: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..024f1c9c3af5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | const foo!: any = 1;
+    |       ^^^^^^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..2e056ccfb663
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-type-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..a1908b0e0da5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-type-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/fixture.ts
new file mode 100644
index 000000000000..7ebdfa70db11
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/fixture.ts
@@ -0,0 +1 @@
+const foo!: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..5dbf87e03df2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | const foo!: any;
+    |       ^^^^^^^^^ A definite assignment assertion '!' is not permitted in this context.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..8aff2808653d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-type-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in const declaration. (1:15)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..a78b863b42f6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-definite-type-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/fixture.ts
new file mode 100644
index 000000000000..f15614ea39c3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/fixture.ts
@@ -0,0 +1 @@
+const foo;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..28f205df2e9d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-no-init TSESTree - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..457d054a8c1a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in const declaration. (1:9)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..9335615cd1bc
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-no-init Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/fixture.ts
new file mode 100644
index 000000000000..cb4eae0eaf4b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/fixture.ts
@@ -0,0 +1 @@
+const foo: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..c488de99377d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-type-no-init TSESTree - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..acb5282a09fa
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-type-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in const declaration. (1:14)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..691e7e46dd60
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ const-id-type-no-init Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/fixture.ts
new file mode 100644
index 000000000000..8f52dfc7323e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/fixture.ts
@@ -0,0 +1 @@
+declare const { foo }: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..967b3147f6e9
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-destructure-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare const { foo }: any = 1;
+    |               ^^^^^^^^^^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..260b5c904b93
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-destructure-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:29)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..c4d702bf8379
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-destructure-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-destructure-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/fixture.ts
new file mode 100644
index 000000000000..1b7d23f68bc0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/fixture.ts
@@ -0,0 +1 @@
+declare const foo! = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..da5bd33af3f2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare const foo! = 1;
+    |               ^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/2-Babel-Error.shot
similarity index 57%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/2-Babel-Error.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/2-Babel-Error.shot
index b9ae47650d49..db44636c9eaf 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/2-Babel-Error.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/2-Babel-Error.shot
@@ -1,3 +1,3 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration _error_ declare-with-using Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..3164edf2ec46
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/fixture.ts
new file mode 100644
index 000000000000..0e814e8ce877
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/fixture.ts
@@ -0,0 +1 @@
+declare const foo!;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..4e889f2a782b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare const foo!;
+    |               ^^^^ Declarations with definite assignment assertions must also have type annotations.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..8da7a670f062
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-no-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..6db1921aea85
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-no-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/fixture.ts
new file mode 100644
index 000000000000..3ff3b45260a0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/fixture.ts
@@ -0,0 +1 @@
+declare const foo!: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..e97dccf9cecb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare const foo!: any = 1;
+    |               ^^^^^^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..9be13402f52b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:26)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..f6d6ef889dab
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/fixture.ts
new file mode 100644
index 000000000000..343543d573b0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare const foo!: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..d42c50bde0ab
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare const foo!: any;
+    |               ^^^^^^^^^ A definite assignment assertion '!' is not permitted in this context.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..404580cf6ab3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-type-no-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..5cc830261059
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-definite-type-no-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/fixture.ts
new file mode 100644
index 000000000000..3a542e099c52
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/fixture.ts
@@ -0,0 +1 @@
+declare const foo: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..14e7e0c58b27
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare const foo: any = 1;
+    |               ^^^^^^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..9459c80b10ce
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:25)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..30f61345b549
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-const-id-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-const-id-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/fixture.ts
new file mode 100644
index 000000000000..e2a91ed458fb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/fixture.ts
@@ -0,0 +1 @@
+declare let { foo } = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..50fea5551a2c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-destructure-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare let { foo } = 1;
+    |             ^^^^^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..443cf3ac6485
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-destructure-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:22)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..b5473113f202
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-destructure-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/fixture.ts
new file mode 100644
index 000000000000..eac65234286f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/fixture.ts
@@ -0,0 +1 @@
+declare let { foo }: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..e494735b8a2d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-destructure-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare let { foo }: any = 1;
+    |             ^^^^^^^^^^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..857e2d9eab62
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-destructure-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:27)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..f6664ac856e3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-destructure-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-destructure-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/fixture.ts
new file mode 100644
index 000000000000..a1f489d309fc
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/fixture.ts
@@ -0,0 +1 @@
+declare let foo! = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..b2657c0b5577
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare let foo! = 1;
+    |             ^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..fbf5f616cec8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:19)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..2e9c149e2692
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/fixture.ts
new file mode 100644
index 000000000000..7376001170a3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/fixture.ts
@@ -0,0 +1 @@
+declare let foo!;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..f02b06be3841
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare let foo!;
+    |             ^^^^ Declarations with definite assignment assertions must also have type annotations.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..d3a0178920f7
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-no-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..fbd784443ba9
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-no-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/fixture.ts
new file mode 100644
index 000000000000..ab2fd65ecd9d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/fixture.ts
@@ -0,0 +1 @@
+declare let foo!: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..3db7e34ac8f6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare let foo!: any = 1;
+    |             ^^^^^^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..0e3c00d2a57f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:24)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..94b6b0c672a4
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/fixture.ts
new file mode 100644
index 000000000000..327d8b094b6b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare let foo!: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..a6de8e5a9d33
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare let foo!: any;
+    |             ^^^^^^^^^ A definite assignment assertion '!' is not permitted in this context.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..f47045a29f9d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-type-no-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..3b542519b4f0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-definite-type-no-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/fixture.ts
new file mode 100644
index 000000000000..75db6cc8e38e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/fixture.ts
@@ -0,0 +1 @@
+declare let foo = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..78ee68994a94
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare let foo = 1;
+    |             ^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..c56018fe7e20
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:18)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/3-Alignment-Error.shot
similarity index 65%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/3-Alignment-Error.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/3-Alignment-Error.shot
index 300960cab48d..9909ef5c38e7 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/3-Alignment-Error.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-init/snapshots/3-Alignment-Error.shot
@@ -1,3 +1,3 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration _error_ declare-with-using Error Alignment 1`] = `"Both errored"`;
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/fixture.ts
new file mode 100644
index 000000000000..1a8bbb20307b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/fixture.ts
@@ -0,0 +1 @@
+declare let foo: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..c15461283e4d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare let foo: any = 1;
+    |             ^^^^^^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..eebffed7ae15
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:23)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..46af6a948c29
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-let-id-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-let-id-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/fixture.ts
new file mode 100644
index 000000000000..ef85d3d2c057
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/fixture.ts
@@ -0,0 +1 @@
+declare using { foo } = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..7c070dd2d4cf
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using { foo } = 1;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..ddb508f3e5aa
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..c2420e582164
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/fixture.ts
new file mode 100644
index 000000000000..34576fc2a405
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/fixture.ts
@@ -0,0 +1 @@
+declare using { foo };
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..8dfb56fdd14c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using { foo };
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..994e6e12c2a5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-no-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..c6c94801c511
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/fixture.ts
new file mode 100644
index 000000000000..54efe0ea58ec
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/fixture.ts
@@ -0,0 +1 @@
+declare using { foo }: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..ee998297fcde
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using { foo }: any = 1;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..99f2324e766b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-type-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..a62dc21191cc
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/fixture.ts
new file mode 100644
index 000000000000..547928ab0712
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare using { foo }: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..438c0f346d2a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using { foo }: any;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..ae05474f3388
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-type-no-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..3a7d6f6ec007
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-destructure-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-destructure-type-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/fixture.ts
new file mode 100644
index 000000000000..68effb1a5632
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/fixture.ts
@@ -0,0 +1 @@
+declare using foo! = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..15908d3aed46
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using foo! = 1;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..79020aaa6de2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..a072865ddc45
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/fixture.ts
new file mode 100644
index 000000000000..7e2b9d7a8269
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/fixture.ts
@@ -0,0 +1 @@
+declare using foo!;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..c7f22c77828b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using foo!;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..509a74da4e62
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-no-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..b084fc0b4a89
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/fixture.ts
new file mode 100644
index 000000000000..833f32d5f776
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/fixture.ts
@@ -0,0 +1 @@
+declare using foo!: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..75b86a0f4543
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using foo!: any = 1;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..f935ca9c90ac
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-type-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..2f4c9be4d31f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/fixture.ts
new file mode 100644
index 000000000000..bfa8aad4a0cf
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare using foo!: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..22e0da0a96d3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using foo!: any;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..44bac65cdc9f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-type-no-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..7b86fc28c658
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-definite-type-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/fixture.ts
new file mode 100644
index 000000000000..6f6c9745d6de
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/fixture.ts
@@ -0,0 +1 @@
+declare using foo = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..0599920f57ca
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using foo = 1;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..934dc2a5e11f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..ca7ddb948741
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/fixture.ts
new file mode 100644
index 000000000000..d9dbc88f7cfb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/fixture.ts
@@ -0,0 +1 @@
+declare using foo;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/1-TSESTree-Error.shot
similarity index 73%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/1-TSESTree-Error.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/1-TSESTree-Error.shot
index f30f3e6d192e..59580e7c868f 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/snapshots/1-TSESTree-Error.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/1-TSESTree-Error.shot
@@ -1,8 +1,8 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration _error_ declare-with-using TSESTree - Error 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-no-init TSESTree - Error 1`] = `
 "TSError
-> 1 | declare using a = 1;
+> 1 | declare using foo;
     | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
   2 |"
 `;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..ef22c9c081d1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-no-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..d5471d8d72e8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/fixture.ts
new file mode 100644
index 000000000000..2b976ae0971f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/fixture.ts
@@ -0,0 +1 @@
+declare using foo: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..6decffae291c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using foo: any = 1;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..d56ea2650180
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-type-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..fee95fede79a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/fixture.ts
new file mode 100644
index 000000000000..639434a8c2f7
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare using foo: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..bfa9aafa731d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare using foo: any;
+    | ^^^^^^^ 'declare' modifier cannot appear on a 'using' declaration.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..fae41077c82a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-type-no-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..74970af2390c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-using-id-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-using-id-type-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/fixture.ts
new file mode 100644
index 000000000000..4b87ce1e585a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/fixture.ts
@@ -0,0 +1 @@
+declare var { foo } = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..b1821cca106f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-destructure-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare var { foo } = 1;
+    |             ^^^^^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..71beedf3d204
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-destructure-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:22)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..7608cefccaa0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-destructure-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/fixture.ts
new file mode 100644
index 000000000000..5c80ea84baa1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/fixture.ts
@@ -0,0 +1 @@
+declare var { foo }: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..cfdd6a2db7bd
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-destructure-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare var { foo }: any = 1;
+    |             ^^^^^^^^^^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..39908b6a61c1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-destructure-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:27)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..6b9b33b952dd
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-destructure-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-destructure-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/fixture.ts
new file mode 100644
index 000000000000..5f2d9d7a8d93
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/fixture.ts
@@ -0,0 +1 @@
+declare var foo! = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..9124aeff31d7
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare var foo! = 1;
+    |             ^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..61ac46540de3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:19)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..2c8e2a1729af
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/fixture.ts
new file mode 100644
index 000000000000..fb90b0d44acd
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/fixture.ts
@@ -0,0 +1 @@
+declare var foo!;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..d365ee7e5426
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare var foo!;
+    |             ^^^^ Declarations with definite assignment assertions must also have type annotations.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..91fa34f8fa08
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-no-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..e69b9c371480
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-no-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/fixture.ts
new file mode 100644
index 000000000000..a3bedcf66c78
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/fixture.ts
@@ -0,0 +1 @@
+declare var foo!: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..800fa67ada6a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare var foo!: any = 1;
+    |             ^^^^^^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..030a0afcb722
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:24)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..620e790a4ae5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/fixture.ts
new file mode 100644
index 000000000000..25ec60092361
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare var foo!: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..e7846be1106b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare var foo!: any;
+    |             ^^^^^^^^^ A definite assignment assertion '!' is not permitted in this context.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..a51da3c57443
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-type-no-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..e82f0e1bd02a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-definite-type-no-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/fixture.ts
new file mode 100644
index 000000000000..258ee3f2335c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/fixture.ts
@@ -0,0 +1 @@
+declare var foo = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..48b78c090bc6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare var foo = 1;
+    |             ^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..9492ebadf4f2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:18)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..f57a49bc0c1e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/fixture.ts
new file mode 100644
index 000000000000..000601b07303
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/fixture.ts
@@ -0,0 +1 @@
+declare var foo: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..a92004642d50
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | declare var foo: any = 1;
+    |             ^^^^^^^^^^^^ Initializers are not permitted in ambient contexts.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..988284efc747
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-type-init Babel - Error 1`] = `[SyntaxError: Initializers are not allowed in ambient contexts. (1:23)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..fa323d6822e3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-var-id-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ declare-var-id-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/fixture.ts
deleted file mode 100644
index e36a9e085f2a..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/declare-with-using/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-declare using a = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/fixture.ts
new file mode 100644
index 000000000000..d9b96b4fa2dc
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/fixture.ts
@@ -0,0 +1 @@
+let { foo };
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..169e787f5ca6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-destructure-no-init TSESTree - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..322140560ab2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-destructure-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in destructuring declaration. (1:11)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..0462639dd13b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-destructure-no-init Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/fixture.ts
new file mode 100644
index 000000000000..e275d595440a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/fixture.ts
@@ -0,0 +1 @@
+let { foo }: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..541a090803eb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-destructure-type-no-init TSESTree - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..08ac3ff9a9a8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-destructure-type-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in destructuring declaration. (1:16)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..83583de6d277
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-destructure-type-no-init Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/fixture.ts
new file mode 100644
index 000000000000..e3bb013f7995
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/fixture.ts
@@ -0,0 +1 @@
+let foo! = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..7f0a20be7320
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-init TSESTree - Error 1`] = `
+"TSError
+> 1 | let foo! = 1;
+    |     ^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..24d2d9b41784
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..772eda2c9f66
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/fixture.ts
new file mode 100644
index 000000000000..3c86746df29f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/fixture.ts
@@ -0,0 +1 @@
+let foo!;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..9fc87ad6a277
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | let foo!;
+    |     ^^^^ Declarations with definite assignment assertions must also have type annotations.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..ea859f637709
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-no-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..0dff57831fa9
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-no-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/fixture.ts
new file mode 100644
index 000000000000..96b83cbc7c32
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/fixture.ts
@@ -0,0 +1 @@
+let foo!: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..f03f9c79039f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | let foo!: any = 1;
+    |     ^^^^^^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..d68a11cec616
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-type-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..24974b84b491
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ let-id-definite-type-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/fixture.ts
deleted file mode 100644
index c53e6c279527..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-const;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-Babel-Error.shot
deleted file mode 100644
index 7a42d0e079b6..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-Babel-Error.shot
+++ /dev/null
@@ -1,3 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ missing-id-without-value Babel - Error 1`] = `[SyntaxError: Unexpected token (1:5)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-TSESTree-Error.shot
deleted file mode 100644
index dedcabc0bbf9..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/1-TSESTree-Error.shot
+++ /dev/null
@@ -1,8 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ missing-id-without-value TSESTree - Error 1`] = `
-"TSError
-> 1 | const;
-    | ^^^^^^ A variable declaration list must have at least one variable declarator.
-  2 |"
-`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/2-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/2-Alignment-Error.shot
deleted file mode 100644
index cd2401b6862d..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/2-Alignment-Error.shot
+++ /dev/null
@@ -1,3 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ missing-id-without-value Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/2-Babel-Error.shot
deleted file mode 100644
index 7a42d0e079b6..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/2-Babel-Error.shot
+++ /dev/null
@@ -1,3 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ missing-id-without-value Babel - Error 1`] = `[SyntaxError: Unexpected token (1:5)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/3-Alignment-Error.shot
deleted file mode 100644
index 89f5785e4c72..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-id-without-value/snapshots/3-Alignment-Error.shot
+++ /dev/null
@@ -1,3 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ missing-id-without-value Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/fixture.ts
deleted file mode 100644
index 2d16eec5ceca..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-using a;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/1-TSESTree-Error.shot
deleted file mode 100644
index 92cdc2e07735..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/1-TSESTree-Error.shot
+++ /dev/null
@@ -1,8 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ missing-value-in-using TSESTree - Error 1`] = `
-"TSError
-> 1 | using a;
-    |       ^ 'using' declarations must be initialized.
-  2 |"
-`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/2-Babel-Error.shot
deleted file mode 100644
index d261e20d3f43..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/2-Babel-Error.shot
+++ /dev/null
@@ -1,3 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ missing-value-in-using Babel - Error 1`] = `[SyntaxError: Missing initializer in using declaration. (1:7)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/3-Alignment-Error.shot
deleted file mode 100644
index 62b811d2845c..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/missing-value-in-using/snapshots/3-Alignment-Error.shot
+++ /dev/null
@@ -1,3 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ missing-value-in-using Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/fixture.ts
deleted file mode 100644
index ecdeec9248e8..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-using {a} = {a: 1};
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/1-TSESTree-Error.shot
deleted file mode 100644
index dc13d7605c23..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/1-TSESTree-Error.shot
+++ /dev/null
@@ -1,8 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ object-binding-patterns-in-using TSESTree - Error 1`] = `
-"TSError
-> 1 | using {a} = {a: 1};
-    |       ^^^ 'using' declarations may not have binding patterns.
-  2 |"
-`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/2-Babel-Error.shot
deleted file mode 100644
index 150938c24f96..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/2-Babel-Error.shot
+++ /dev/null
@@ -1,3 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ object-binding-patterns-in-using Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:5)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/3-Alignment-Error.shot
deleted file mode 100644
index f8d176652f8f..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/object-binding-patterns-in-using/snapshots/3-Alignment-Error.shot
+++ /dev/null
@@ -1,3 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration _error_ object-binding-patterns-in-using Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/fixture.ts
new file mode 100644
index 000000000000..1041b7fe4c86
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/fixture.ts
@@ -0,0 +1 @@
+using { foo } = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..4dd5cadf88e5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using { foo } = 1;
+    |       ^^^^^^^ 'using' declarations may not have binding patterns.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..cb166d91cb46
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:5)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..f49f0af2b2b3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/fixture.ts
new file mode 100644
index 000000000000..20e69190901f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/fixture.ts
@@ -0,0 +1 @@
+using { foo };
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..6c99f9defe91
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using { foo };
+    |       ^^^^^^^ 'using' declarations must be initialized.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..fb344fb25e23
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-no-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:5)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..dbf4aa8c93c8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/fixture.ts
new file mode 100644
index 000000000000..87f55b7faa5b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/fixture.ts
@@ -0,0 +1 @@
+using { foo }: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..c1c327b673ec
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using { foo }: any = 1;
+    |       ^^^^^^^ 'using' declarations may not have binding patterns.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..4599c4a40f6d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-type-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:5)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..56b4cfd764e3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-type-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/fixture.ts
new file mode 100644
index 000000000000..47c5898baefb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/fixture.ts
@@ -0,0 +1 @@
+using { foo }: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..bf844f9d2004
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using { foo }: any;
+    |       ^^^^^^^^^^^^ 'using' declarations must be initialized.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..6170b977a145
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-type-no-init Babel - Error 1`] = `[SyntaxError: Missing semicolon. (1:5)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..a82070cebf0d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-destructure-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-destructure-type-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/fixture.ts
new file mode 100644
index 000000000000..8088b1d609f8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/fixture.ts
@@ -0,0 +1 @@
+using foo! = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..c2cf41b5b1d9
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using foo! = 1;
+    |       ^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..56f217331066
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..07c9cf394b2c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/fixture.ts
new file mode 100644
index 000000000000..40b3efcd3ef0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/fixture.ts
@@ -0,0 +1 @@
+using foo!;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..8e6e5124056e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using foo!;
+    |       ^^^^ Declarations with definite assignment assertions must also have type annotations.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..2c9b0eae48e0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in using declaration. (1:10)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..00ee879765b8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/fixture.ts
new file mode 100644
index 000000000000..bd062a5c57a9
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/fixture.ts
@@ -0,0 +1 @@
+using foo!: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..099de03a3b6e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using foo!: any = 1;
+    |       ^^^^^^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..197e118313cd
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-type-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..1db52a8114c1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-type-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/fixture.ts
new file mode 100644
index 000000000000..7c67dd0dd9e8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/fixture.ts
@@ -0,0 +1 @@
+using foo!: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..357c66c0815f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using foo!: any;
+    |       ^^^^^^^^^ 'using' declarations must be initialized.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..8ccf98c1bd75
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-type-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in using declaration. (1:15)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..a387f1a7afff
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-definite-type-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/fixture.ts
new file mode 100644
index 000000000000..eceff80aa2be
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/fixture.ts
@@ -0,0 +1 @@
+using foo;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..3cc1abd20725
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using foo;
+    |       ^^^ 'using' declarations must be initialized.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..1fa2533e0f2f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in using declaration. (1:9)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..cb3c4ed9fd12
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/fixture.ts
new file mode 100644
index 000000000000..647e9d836428
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/fixture.ts
@@ -0,0 +1 @@
+using foo: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..6090efcf6ec3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-type-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | using foo: any;
+    |       ^^^^^^^^ 'using' declarations must be initialized.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..43dcea26a2e2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-type-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in using declaration. (1:14)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..9c46dc8f1d5e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/using-id-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ using-id-type-no-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/fixture.ts
new file mode 100644
index 000000000000..b8066b24dbbf
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/fixture.ts
@@ -0,0 +1 @@
+var { foo };
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..af758f63cfe0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-destructure-no-init TSESTree - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..3f4bed8bbb97
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-destructure-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in destructuring declaration. (1:11)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..bf3bf5b01689
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-destructure-no-init Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/fixture.ts
new file mode 100644
index 000000000000..c57774116664
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/fixture.ts
@@ -0,0 +1 @@
+var { foo }: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..4164dc69c01e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-destructure-type-no-init TSESTree - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..9baeefe63ad5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-destructure-type-no-init Babel - Error 1`] = `[SyntaxError: Missing initializer in destructuring declaration. (1:16)]`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..a194e33cb8c7
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-destructure-type-no-init Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/fixture.ts
new file mode 100644
index 000000000000..265f0dde5187
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/fixture.ts
@@ -0,0 +1 @@
+var foo! = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..7b711067a127
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-init TSESTree - Error 1`] = `
+"TSError
+> 1 | var foo! = 1;
+    |     ^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..aacca613c853
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..acefe589f336
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/fixture.ts
new file mode 100644
index 000000000000..bed948fe2b92
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/fixture.ts
@@ -0,0 +1 @@
+var foo!;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..5835f69ead4e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-no-init TSESTree - Error 1`] = `
+"TSError
+> 1 | var foo!;
+    |     ^^^^ Declarations with definite assignment assertions must also have type annotations.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..dff819cad942
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-no-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..53f0ec42c2a4
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-no-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/fixture.ts
new file mode 100644
index 000000000000..ccbd306f169f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/fixture.ts
@@ -0,0 +1 @@
+var foo!: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..1e6e6062e0a4
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-type-init TSESTree - Error 1`] = `
+"TSError
+> 1 | var foo!: any = 1;
+    |     ^^^^^^^^^^^^^ Declarations with initializers cannot also have definite assignment assertions.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..458355a3ebeb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-type-init Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..ab29af081117
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration _error_ var-id-definite-type-init Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/fixture.ts
new file mode 100644
index 000000000000..4ba4e3e66c42
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/fixture.ts
@@ -0,0 +1 @@
+const { foo } = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..c1169d0d8a55
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,101 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+
+                range: [8, 11],
+                loc: {
+                  start: { column: 8, line: 1 },
+                  end: { column: 11, line: 1 },
+                },
+              },
+            ],
+
+            range: [6, 13],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [16, 17],
+            loc: {
+              start: { column: 16, line: 1 },
+              end: { column: 17, line: 1 },
+            },
+          },
+
+          range: [6, 17],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 17, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "const",
+
+      range: [0, 18],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 18, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 19],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..4fdc40932323
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [6, 7],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [16, 17],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..30ef6114a7fb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,92 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+
+                range: [8, 11],
+                loc: {
+                  start: { column: 8, line: 1 },
+                  end: { column: 11, line: 1 },
+                },
+              },
+            ],
+
+            range: [6, 13],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [16, 17],
+            loc: {
+              start: { column: 16, line: 1 },
+              end: { column: 17, line: 1 },
+            },
+          },
+
+          range: [6, 17],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 17, line: 1 },
+          },
+        },
+      ],
+      kind: "const",
+
+      range: [0, 18],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 18, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 19],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..cfb20544784d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [6, 7],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [16, 17],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..5ae9814d30cc
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,105 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [8, 11],
+                    loc: {
+                      start: { column: 8, line: 1 },
+                      end: { column: 11, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [8, 11],
+                    loc: {
+                      start: { column: 8, line: 1 },
+                      end: { column: 11, line: 1 },
+                    },
+                  },
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+              ],
+
+              range: [6, 13],
+              loc: {
+                start: { column: 6, line: 1 },
+                end: { column: 13, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [16, 17],
+              loc: {
+                start: { column: 16, line: 1 },
+                end: { column: 17, line: 1 },
+              },
+            },
+
+            range: [6, 17],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 17, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'const',
+
+        range: [0, 18],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 18, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 19],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..1bf6cf0c20c8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/fixture.ts
new file mode 100644
index 000000000000..e13fa6ceae52
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/fixture.ts
@@ -0,0 +1 @@
+const { foo }: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..24bb0b9f75e0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,119 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-type-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+
+                range: [8, 11],
+                loc: {
+                  start: { column: 8, line: 1 },
+                  end: { column: 11, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [15, 18],
+                loc: {
+                  start: { column: 15, line: 1 },
+                  end: { column: 18, line: 1 },
+                },
+              },
+
+              range: [13, 18],
+              loc: {
+                start: { column: 13, line: 1 },
+                end: { column: 18, line: 1 },
+              },
+            },
+
+            range: [6, 18],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 18, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [21, 22],
+            loc: {
+              start: { column: 21, line: 1 },
+              end: { column: 22, line: 1 },
+            },
+          },
+
+          range: [6, 22],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 22, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "const",
+
+      range: [0, 23],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 23, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 24],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..9f866e9ac962
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,96 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-type-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [6, 7],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [15, 18],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..9f1deb740007
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,110 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-type-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+
+                range: [8, 11],
+                loc: {
+                  start: { column: 8, line: 1 },
+                  end: { column: 11, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [15, 18],
+                loc: {
+                  start: { column: 15, line: 1 },
+                  end: { column: 18, line: 1 },
+                },
+              },
+
+              range: [13, 18],
+              loc: {
+                start: { column: 13, line: 1 },
+                end: { column: 18, line: 1 },
+              },
+            },
+
+            range: [6, 18],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 18, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [21, 22],
+            loc: {
+              start: { column: 21, line: 1 },
+              end: { column: 22, line: 1 },
+            },
+          },
+
+          range: [6, 22],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 22, line: 1 },
+          },
+        },
+      ],
+      kind: "const",
+
+      range: [0, 23],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 23, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 24],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..f3993cd5fcc3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,96 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-type-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [6, 7],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [15, 18],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..3a2fc3598126
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,123 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-type-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [8, 11],
+                    loc: {
+                      start: { column: 8, line: 1 },
+                      end: { column: 11, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [8, 11],
+                    loc: {
+                      start: { column: 8, line: 1 },
+                      end: { column: 11, line: 1 },
+                    },
+                  },
+
+                  range: [8, 11],
+                  loc: {
+                    start: { column: 8, line: 1 },
+                    end: { column: 11, line: 1 },
+                  },
+                },
+              ],
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [15, 18],
+                  loc: {
+                    start: { column: 15, line: 1 },
+                    end: { column: 18, line: 1 },
+                  },
+                },
+
+                range: [13, 18],
+                loc: {
+                  start: { column: 13, line: 1 },
+                  end: { column: 18, line: 1 },
+                },
+              },
+
+              range: [6, 18],
+              loc: {
+                start: { column: 6, line: 1 },
+                end: { column: 18, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [21, 22],
+              loc: {
+                start: { column: 21, line: 1 },
+                end: { column: 22, line: 1 },
+              },
+            },
+
+            range: [6, 22],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 22, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'const',
+
+        range: [0, 23],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 23, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 24],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..ec07434a0b19
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-destructure-type-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/fixture.ts
new file mode 100644
index 000000000000..de022838ed1e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/fixture.ts
@@ -0,0 +1 @@
+const foo = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/1-TSESTree-AST.shot
similarity index 67%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/1-TSESTree-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/1-TSESTree-AST.shot
index 0c7705ede31f..faeeb6769d15 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/1-TSESTree-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-without-value TSESTree - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration const-id-init TSESTree - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -13,13 +13,13 @@ Program {
           id: Identifier {
             type: "Identifier",
             decorators: [],
-            name: "x",
+            name: "foo",
             optional: false,
 
-            range: [6, 7],
+            range: [6, 9],
             loc: {
               start: { column: 6, line: 1 },
-              end: { column: 7, line: 1 },
+              end: { column: 9, line: 1 },
             },
           },
           init: Literal {
@@ -27,33 +27,33 @@ Program {
             raw: "1",
             value: 1,
 
-            range: [10, 11],
+            range: [12, 13],
             loc: {
-              start: { column: 10, line: 1 },
-              end: { column: 11, line: 1 },
+              start: { column: 12, line: 1 },
+              end: { column: 13, line: 1 },
             },
           },
 
-          range: [6, 11],
+          range: [6, 13],
           loc: {
             start: { column: 6, line: 1 },
-            end: { column: 11, line: 1 },
+            end: { column: 13, line: 1 },
           },
         },
       ],
       declare: false,
       kind: "const",
 
-      range: [0, 12],
+      range: [0, 14],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 12, line: 1 },
+        end: { column: 14, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 13],
+  range: [0, 15],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/2-TSESTree-Tokens.shot
similarity index 67%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/2-TSESTree-Tokens.shot
index a467b38b9566..7c9a290a1f1c 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/2-TSESTree-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-without-value TSESTree - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration const-id-init TSESTree - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
@@ -14,42 +14,42 @@ exports[`AST Fixtures declaration VariableDeclaration const-without-value TSESTr
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [6, 7],
+    range: [6, 9],
     loc: {
       start: { column: 6, line: 1 },
-      end: { column: 7, line: 1 },
+      end: { column: 9, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "=",
 
-    range: [8, 9],
+    range: [10, 11],
     loc: {
-      start: { column: 8, line: 1 },
-      end: { column: 9, line: 1 },
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
     },
   },
   Numeric {
     type: "Numeric",
     value: "1",
 
-    range: [10, 11],
+    range: [12, 13],
     loc: {
-      start: { column: 10, line: 1 },
-      end: { column: 11, line: 1 },
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [11, 12],
+    range: [13, 14],
     loc: {
-      start: { column: 11, line: 1 },
-      end: { column: 12, line: 1 },
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/3-Babel-AST.shot
similarity index 64%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/3-Babel-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/3-Babel-AST.shot
index 40629d3a2c04..abdb15b2ad6f 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/3-Babel-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-without-value Babel - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration const-id-init Babel - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -11,12 +11,12 @@ Program {
           type: "VariableDeclarator",
           id: Identifier {
             type: "Identifier",
-            name: "x",
+            name: "foo",
 
-            range: [6, 7],
+            range: [6, 9],
             loc: {
               start: { column: 6, line: 1 },
-              end: { column: 7, line: 1 },
+              end: { column: 9, line: 1 },
             },
           },
           init: Literal {
@@ -24,32 +24,32 @@ Program {
             raw: "1",
             value: 1,
 
-            range: [10, 11],
+            range: [12, 13],
             loc: {
-              start: { column: 10, line: 1 },
-              end: { column: 11, line: 1 },
+              start: { column: 12, line: 1 },
+              end: { column: 13, line: 1 },
             },
           },
 
-          range: [6, 11],
+          range: [6, 13],
           loc: {
             start: { column: 6, line: 1 },
-            end: { column: 11, line: 1 },
+            end: { column: 13, line: 1 },
           },
         },
       ],
       kind: "const",
 
-      range: [0, 12],
+      range: [0, 14],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 12, line: 1 },
+        end: { column: 14, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 13],
+  range: [0, 15],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..9fceea714b02
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,56 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-id-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/5-AST-Alignment-AST.shot
similarity index 69%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/5-AST-Alignment-AST.shot
index 077480be9fd8..114152a547d4 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-without-value AST Alignment - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration const-id-init AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -17,13 +17,13 @@ exports[`AST Fixtures declaration VariableDeclaration const-without-value AST Al
             id: Identifier {
               type: 'Identifier',
 -             decorators: Array [],
-              name: 'x',
+              name: 'foo',
 -             optional: false,
 
-              range: [6, 7],
+              range: [6, 9],
               loc: {
                 start: { column: 6, line: 1 },
-                end: { column: 7, line: 1 },
+                end: { column: 9, line: 1 },
               },
             },
             init: Literal {
@@ -31,33 +31,33 @@ exports[`AST Fixtures declaration VariableDeclaration const-without-value AST Al
               raw: '1',
               value: 1,
 
-              range: [10, 11],
+              range: [12, 13],
               loc: {
-                start: { column: 10, line: 1 },
-                end: { column: 11, line: 1 },
+                start: { column: 12, line: 1 },
+                end: { column: 13, line: 1 },
               },
             },
 
-            range: [6, 11],
+            range: [6, 13],
             loc: {
               start: { column: 6, line: 1 },
-              end: { column: 11, line: 1 },
+              end: { column: 13, line: 1 },
             },
           },
         ],
 -       declare: false,
         kind: 'const',
 
-        range: [0, 12],
+        range: [0, 14],
         loc: {
           start: { column: 0, line: 1 },
-          end: { column: 12, line: 1 },
+          end: { column: 14, line: 1 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [0, 13],
+    range: [0, 15],
     loc: {
       start: { column: 0, line: 1 },
       end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/6-AST-Alignment-Tokens.shot
similarity index 51%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/6-AST-Alignment-Tokens.shot
index 1eb3bcd0b986..0162b8701216 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-with-value AST Alignment - Token 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration const-id-init AST Alignment - Token 1`] = `
 "Snapshot Diff:
 Compared values have no visual difference."
 `;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/fixture.ts
new file mode 100644
index 000000000000..ae512527402b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/fixture.ts
@@ -0,0 +1 @@
+const foo: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..fb04a7ce2e33
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,80 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-id-type-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [11, 14],
+                loc: {
+                  start: { column: 11, line: 1 },
+                  end: { column: 14, line: 1 },
+                },
+              },
+
+              range: [9, 14],
+              loc: {
+                start: { column: 9, line: 1 },
+                end: { column: 14, line: 1 },
+              },
+            },
+
+            range: [6, 14],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 14, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [17, 18],
+            loc: {
+              start: { column: 17, line: 1 },
+              end: { column: 18, line: 1 },
+            },
+          },
+
+          range: [6, 18],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 18, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "const",
+
+      range: [0, 19],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 19, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 20],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..ea0637bf5855
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-id-type-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [9, 10],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 10, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [11, 14],
+    loc: {
+      start: { column: 11, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..59f8f33bf515
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-id-type-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [11, 14],
+                loc: {
+                  start: { column: 11, line: 1 },
+                  end: { column: 14, line: 1 },
+                },
+              },
+
+              range: [9, 14],
+              loc: {
+                start: { column: 9, line: 1 },
+                end: { column: 14, line: 1 },
+              },
+            },
+
+            range: [6, 14],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 14, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [17, 18],
+            loc: {
+              start: { column: 17, line: 1 },
+              end: { column: 18, line: 1 },
+            },
+          },
+
+          range: [6, 18],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 18, line: 1 },
+          },
+        },
+      ],
+      kind: "const",
+
+      range: [0, 19],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 19, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 20],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..86332a7d8570
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-id-type-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [9, 10],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 10, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [11, 14],
+    loc: {
+      start: { column: 11, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..dbc72bd3a10b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,84 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-id-type-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [11, 14],
+                  loc: {
+                    start: { column: 11, line: 1 },
+                    end: { column: 14, line: 1 },
+                  },
+                },
+
+                range: [9, 14],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 14, line: 1 },
+                },
+              },
+
+              range: [6, 14],
+              loc: {
+                start: { column: 6, line: 1 },
+                end: { column: 14, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [17, 18],
+              loc: {
+                start: { column: 17, line: 1 },
+                end: { column: 18, line: 1 },
+              },
+            },
+
+            range: [6, 18],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 18, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'const',
+
+        range: [0, 19],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 19, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 20],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..71bda5258496
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration const-id-type-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/fixture.ts
deleted file mode 100644
index 943c458c79e2..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-const x = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/fixture.ts
deleted file mode 100644
index 943c458c79e2..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-const x = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/fixture.ts
new file mode 100644
index 000000000000..759f4024da46
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/fixture.ts
@@ -0,0 +1 @@
+declare const { foo } = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..5c2d0c59d760
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,101 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+
+                range: [16, 19],
+                loc: {
+                  start: { column: 16, line: 1 },
+                  end: { column: 19, line: 1 },
+                },
+              },
+            ],
+
+            range: [14, 21],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 21, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [24, 25],
+            loc: {
+              start: { column: 24, line: 1 },
+              end: { column: 25, line: 1 },
+            },
+          },
+
+          range: [14, 25],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 25, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 26],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 26, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 27],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..d1dd059bfd1a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,86 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [16, 19],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [24, 25],
+    loc: {
+      start: { column: 24, line: 1 },
+      end: { column: 25, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [25, 26],
+    loc: {
+      start: { column: 25, line: 1 },
+      end: { column: 26, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..9aad845b5619
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,93 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+
+                range: [16, 19],
+                loc: {
+                  start: { column: 16, line: 1 },
+                  end: { column: 19, line: 1 },
+                },
+              },
+            ],
+
+            range: [14, 21],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 21, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [24, 25],
+            loc: {
+              start: { column: 24, line: 1 },
+              end: { column: 25, line: 1 },
+            },
+          },
+
+          range: [14, 25],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 25, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 26],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 26, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 27],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..5e0071bd6308
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,86 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [16, 19],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [24, 25],
+    loc: {
+      start: { column: 24, line: 1 },
+      end: { column: 25, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [25, 26],
+    loc: {
+      start: { column: 25, line: 1 },
+      end: { column: 26, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..29a5cc061434
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,105 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [16, 19],
+                    loc: {
+                      start: { column: 16, line: 1 },
+                      end: { column: 19, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [16, 19],
+                    loc: {
+                      start: { column: 16, line: 1 },
+                      end: { column: 19, line: 1 },
+                    },
+                  },
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+              ],
+
+              range: [14, 21],
+              loc: {
+                start: { column: 14, line: 1 },
+                end: { column: 21, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [24, 25],
+              loc: {
+                start: { column: 24, line: 1 },
+                end: { column: 25, line: 1 },
+              },
+            },
+
+            range: [14, 25],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 25, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'const',
+
+        range: [0, 26],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 26, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 27],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..fdbff53ad01f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/fixture.ts
new file mode 100644
index 000000000000..1a4d5dca718a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/fixture.ts
@@ -0,0 +1 @@
+declare const { foo };
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..1abda7838faa
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,91 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+
+                range: [16, 19],
+                loc: {
+                  start: { column: 16, line: 1 },
+                  end: { column: 19, line: 1 },
+                },
+              },
+            ],
+
+            range: [14, 21],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 21, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [14, 21],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 21, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 22],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 22, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 23],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..918e123e0246
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [16, 19],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..371a00be8753
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,83 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+
+                range: [16, 19],
+                loc: {
+                  start: { column: 16, line: 1 },
+                  end: { column: 19, line: 1 },
+                },
+              },
+            ],
+
+            range: [14, 21],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 21, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [14, 21],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 21, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 22],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 22, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 23],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..81bca00b2182
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [16, 19],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..dc63253a86c8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,95 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [16, 19],
+                    loc: {
+                      start: { column: 16, line: 1 },
+                      end: { column: 19, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [16, 19],
+                    loc: {
+                      start: { column: 16, line: 1 },
+                      end: { column: 19, line: 1 },
+                    },
+                  },
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+              ],
+
+              range: [14, 21],
+              loc: {
+                start: { column: 14, line: 1 },
+                end: { column: 21, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [14, 21],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 21, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'const',
+
+        range: [0, 22],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 22, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 23],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..9a0deb0953f2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/fixture.ts
new file mode 100644
index 000000000000..f2cd5df3b0ea
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare const { foo }: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..d0a06bb90e66
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,109 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+
+                range: [16, 19],
+                loc: {
+                  start: { column: 16, line: 1 },
+                  end: { column: 19, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [23, 26],
+                loc: {
+                  start: { column: 23, line: 1 },
+                  end: { column: 26, line: 1 },
+                },
+              },
+
+              range: [21, 26],
+              loc: {
+                start: { column: 21, line: 1 },
+                end: { column: 26, line: 1 },
+              },
+            },
+
+            range: [14, 26],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 26, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [14, 26],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 26, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 27],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 27, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 28],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..fe3222744aeb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,86 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-type-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [16, 19],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [23, 26],
+    loc: {
+      start: { column: 23, line: 1 },
+      end: { column: 26, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [26, 27],
+    loc: {
+      start: { column: 26, line: 1 },
+      end: { column: 27, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..3cb77cf17569
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,101 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+
+                range: [16, 19],
+                loc: {
+                  start: { column: 16, line: 1 },
+                  end: { column: 19, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [23, 26],
+                loc: {
+                  start: { column: 23, line: 1 },
+                  end: { column: 26, line: 1 },
+                },
+              },
+
+              range: [21, 26],
+              loc: {
+                start: { column: 21, line: 1 },
+                end: { column: 26, line: 1 },
+              },
+            },
+
+            range: [14, 26],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 26, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [14, 26],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 26, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 27],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 27, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 28],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..17f3e2e3ccd2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,86 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-type-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [16, 19],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [23, 26],
+    loc: {
+      start: { column: 23, line: 1 },
+      end: { column: 26, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [26, 27],
+    loc: {
+      start: { column: 26, line: 1 },
+      end: { column: 27, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..8bd50b531521
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,113 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [16, 19],
+                    loc: {
+                      start: { column: 16, line: 1 },
+                      end: { column: 19, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [16, 19],
+                    loc: {
+                      start: { column: 16, line: 1 },
+                      end: { column: 19, line: 1 },
+                    },
+                  },
+
+                  range: [16, 19],
+                  loc: {
+                    start: { column: 16, line: 1 },
+                    end: { column: 19, line: 1 },
+                  },
+                },
+              ],
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [23, 26],
+                  loc: {
+                    start: { column: 23, line: 1 },
+                    end: { column: 26, line: 1 },
+                  },
+                },
+
+                range: [21, 26],
+                loc: {
+                  start: { column: 21, line: 1 },
+                  end: { column: 26, line: 1 },
+                },
+              },
+
+              range: [14, 26],
+              loc: {
+                start: { column: 14, line: 1 },
+                end: { column: 26, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [14, 26],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 26, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'const',
+
+        range: [0, 27],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 27, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 28],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..9960a9512a1b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-destructure-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/fixture.ts
new file mode 100644
index 000000000000..17852ec06c50
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/fixture.ts
@@ -0,0 +1 @@
+declare const foo = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/1-TSESTree-AST.shot
similarity index 57%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/1-TSESTree-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/1-TSESTree-AST.shot
index 9795f20c91c2..b54dc548b9ba 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/1-TSESTree-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-with-value TSESTree - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-init TSESTree - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -13,13 +13,13 @@ Program {
           id: Identifier {
             type: "Identifier",
             decorators: [],
-            name: "x",
+            name: "foo",
             optional: false,
 
-            range: [4, 5],
+            range: [14, 17],
             loc: {
-              start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
+              start: { column: 14, line: 1 },
+              end: { column: 17, line: 1 },
             },
           },
           init: Literal {
@@ -27,33 +27,33 @@ Program {
             raw: "1",
             value: 1,
 
-            range: [8, 9],
+            range: [20, 21],
             loc: {
-              start: { column: 8, line: 1 },
-              end: { column: 9, line: 1 },
+              start: { column: 20, line: 1 },
+              end: { column: 21, line: 1 },
             },
           },
 
-          range: [4, 9],
+          range: [14, 21],
           loc: {
-            start: { column: 4, line: 1 },
-            end: { column: 9, line: 1 },
+            start: { column: 14, line: 1 },
+            end: { column: 21, line: 1 },
           },
         },
       ],
-      declare: false,
-      kind: "let",
+      declare: true,
+      kind: "const",
 
-      range: [0, 10],
+      range: [0, 22],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 10, line: 1 },
+        end: { column: 22, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 11],
+  range: [0, 23],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..c2606baa3c5c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/3-Babel-AST.shot
similarity index 55%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/3-Babel-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/3-Babel-AST.shot
index 56183a6d8be1..41af28b397aa 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/3-Babel-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-with-value Babel - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-init Babel - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -11,12 +11,12 @@ Program {
           type: "VariableDeclarator",
           id: Identifier {
             type: "Identifier",
-            name: "x",
+            name: "foo",
 
-            range: [4, 5],
+            range: [14, 17],
             loc: {
-              start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
+              start: { column: 14, line: 1 },
+              end: { column: 17, line: 1 },
             },
           },
           init: Literal {
@@ -24,32 +24,33 @@ Program {
             raw: "1",
             value: 1,
 
-            range: [8, 9],
+            range: [20, 21],
             loc: {
-              start: { column: 8, line: 1 },
-              end: { column: 9, line: 1 },
+              start: { column: 20, line: 1 },
+              end: { column: 21, line: 1 },
             },
           },
 
-          range: [4, 9],
+          range: [14, 21],
           loc: {
-            start: { column: 4, line: 1 },
-            end: { column: 9, line: 1 },
+            start: { column: 14, line: 1 },
+            end: { column: 21, line: 1 },
           },
         },
       ],
-      kind: "let",
+      declare: true,
+      kind: "const",
 
-      range: [0, 10],
+      range: [0, 22],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 10, line: 1 },
+        end: { column: 22, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 11],
+  range: [0, 23],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..c2323e387106
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/5-AST-Alignment-AST.shot
similarity index 59%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/5-AST-Alignment-AST.shot
index b275669e12ac..7c85a25d69b7 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-with-value AST Alignment - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-init AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -17,13 +17,13 @@ exports[`AST Fixtures declaration VariableDeclaration let-with-value AST Alignme
             id: Identifier {
               type: 'Identifier',
 -             decorators: Array [],
-              name: 'x',
+              name: 'foo',
 -             optional: false,
 
-              range: [4, 5],
+              range: [14, 17],
               loc: {
-                start: { column: 4, line: 1 },
-                end: { column: 5, line: 1 },
+                start: { column: 14, line: 1 },
+                end: { column: 17, line: 1 },
               },
             },
             init: Literal {
@@ -31,33 +31,33 @@ exports[`AST Fixtures declaration VariableDeclaration let-with-value AST Alignme
               raw: '1',
               value: 1,
 
-              range: [8, 9],
+              range: [20, 21],
               loc: {
-                start: { column: 8, line: 1 },
-                end: { column: 9, line: 1 },
+                start: { column: 20, line: 1 },
+                end: { column: 21, line: 1 },
               },
             },
 
-            range: [4, 9],
+            range: [14, 21],
             loc: {
-              start: { column: 4, line: 1 },
-              end: { column: 9, line: 1 },
+              start: { column: 14, line: 1 },
+              end: { column: 21, line: 1 },
             },
           },
         ],
--       declare: false,
-        kind: 'let',
+        declare: true,
+        kind: 'const',
 
-        range: [0, 10],
+        range: [0, 22],
         loc: {
           start: { column: 0, line: 1 },
-          end: { column: 10, line: 1 },
+          end: { column: 22, line: 1 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [0, 11],
+    range: [0, 23],
     loc: {
       start: { column: 0, line: 1 },
       end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..1f7fcc7ddd1a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/fixture.ts
new file mode 100644
index 000000000000..45246cb916d6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/fixture.ts
@@ -0,0 +1 @@
+declare const foo;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..fd47a1cf4a75
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,52 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+
+            range: [14, 17],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 17, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [14, 17],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 17, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 18],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 18, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 19],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..c4e5c177e6c9
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,46 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..777c30cd13e8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,49 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+
+            range: [14, 17],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 17, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [14, 17],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 17, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 18],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 18, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 19],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..514e1161b4f0
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,46 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..a065e88425d8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,56 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+
+              range: [14, 17],
+              loc: {
+                start: { column: 14, line: 1 },
+                end: { column: 17, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [14, 17],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 17, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'const',
+
+        range: [0, 18],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 18, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 19],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..8945e47cd2f3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/fixture.ts
new file mode 100644
index 000000000000..3e969234f589
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare const foo: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..e6d42b41e047
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,70 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [19, 22],
+                loc: {
+                  start: { column: 19, line: 1 },
+                  end: { column: 22, line: 1 },
+                },
+              },
+
+              range: [17, 22],
+              loc: {
+                start: { column: 17, line: 1 },
+                end: { column: 22, line: 1 },
+              },
+            },
+
+            range: [14, 22],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 22, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [14, 22],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 22, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 23],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 23, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 24],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..d2d9ad0a63b2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-type-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [19, 22],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..0ab751af70b3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,67 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [19, 22],
+                loc: {
+                  start: { column: 19, line: 1 },
+                  end: { column: 22, line: 1 },
+                },
+              },
+
+              range: [17, 22],
+              loc: {
+                start: { column: 17, line: 1 },
+                end: { column: 22, line: 1 },
+              },
+            },
+
+            range: [14, 22],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 22, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [14, 22],
+          loc: {
+            start: { column: 14, line: 1 },
+            end: { column: 22, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "const",
+
+      range: [0, 23],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 23, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 24],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..c482cb27b848
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-type-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [8, 13],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [19, 22],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..cc2905bc1f5e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,74 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [19, 22],
+                  loc: {
+                    start: { column: 19, line: 1 },
+                    end: { column: 22, line: 1 },
+                  },
+                },
+
+                range: [17, 22],
+                loc: {
+                  start: { column: 17, line: 1 },
+                  end: { column: 22, line: 1 },
+                },
+              },
+
+              range: [14, 22],
+              loc: {
+                start: { column: 14, line: 1 },
+                end: { column: 22, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [14, 22],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 22, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'const',
+
+        range: [0, 23],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 23, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 24],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..32be13884000
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-const-id-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/fixture.ts
new file mode 100644
index 000000000000..c1a6934be66b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/fixture.ts
@@ -0,0 +1 @@
+declare let { foo };
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..9e13e6d5bf6d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,91 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+
+                range: [14, 17],
+                loc: {
+                  start: { column: 14, line: 1 },
+                  end: { column: 17, line: 1 },
+                },
+              },
+            ],
+
+            range: [12, 19],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 19, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 19],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 19, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "let",
+
+      range: [0, 20],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 20, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 21],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..68ee9b162d38
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "let",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..d05756167a4b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,83 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+
+                range: [14, 17],
+                loc: {
+                  start: { column: 14, line: 1 },
+                  end: { column: 17, line: 1 },
+                },
+              },
+            ],
+
+            range: [12, 19],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 19, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 19],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 19, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "let",
+
+      range: [0, 20],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 20, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 21],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..d0cdf900b853
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "let",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..32b22a297d2c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,95 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [14, 17],
+                    loc: {
+                      start: { column: 14, line: 1 },
+                      end: { column: 17, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [14, 17],
+                    loc: {
+                      start: { column: 14, line: 1 },
+                      end: { column: 17, line: 1 },
+                    },
+                  },
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+              ],
+
+              range: [12, 19],
+              loc: {
+                start: { column: 12, line: 1 },
+                end: { column: 19, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [12, 19],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 19, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'let',
+
+        range: [0, 20],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 20, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 21],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..a0e538021089
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,72 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Array [
+    Identifier {
+      type: 'Identifier',
+      value: 'declare',
+
+      range: [0, 7],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 7, line: 1 },
+      },
+    },
+-   Keyword {
+-     type: 'Keyword',
++   Identifier {
++     type: 'Identifier',
+      value: 'let',
+
+      range: [8, 11],
+      loc: {
+        start: { column: 8, line: 1 },
+        end: { column: 11, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '{',
+
+      range: [12, 13],
+      loc: {
+        start: { column: 12, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'foo',
+
+      range: [14, 17],
+      loc: {
+        start: { column: 14, line: 1 },
+        end: { column: 17, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '}',
+
+      range: [18, 19],
+      loc: {
+        start: { column: 18, line: 1 },
+        end: { column: 19, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ';',
+
+      range: [19, 20],
+      loc: {
+        start: { column: 19, line: 1 },
+        end: { column: 20, line: 1 },
+      },
+    },
+  ]"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/fixture.ts
new file mode 100644
index 000000000000..1fa9a69e08b4
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare let { foo }: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..033e2432e429
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,109 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+
+                range: [14, 17],
+                loc: {
+                  start: { column: 14, line: 1 },
+                  end: { column: 17, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [21, 24],
+                loc: {
+                  start: { column: 21, line: 1 },
+                  end: { column: 24, line: 1 },
+                },
+              },
+
+              range: [19, 24],
+              loc: {
+                start: { column: 19, line: 1 },
+                end: { column: 24, line: 1 },
+              },
+            },
+
+            range: [12, 24],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 24, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 24],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 24, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "let",
+
+      range: [0, 25],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 25, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 26],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..1ff4409fb2b8
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,86 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-type-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "let",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [21, 24],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 24, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [24, 25],
+    loc: {
+      start: { column: 24, line: 1 },
+      end: { column: 25, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..4798a5e3e2d3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,101 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+
+                range: [14, 17],
+                loc: {
+                  start: { column: 14, line: 1 },
+                  end: { column: 17, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [21, 24],
+                loc: {
+                  start: { column: 21, line: 1 },
+                  end: { column: 24, line: 1 },
+                },
+              },
+
+              range: [19, 24],
+              loc: {
+                start: { column: 19, line: 1 },
+                end: { column: 24, line: 1 },
+              },
+            },
+
+            range: [12, 24],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 24, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 24],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 24, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "let",
+
+      range: [0, 25],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 25, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 26],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..073e670a8172
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,86 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-type-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "let",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [21, 24],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 24, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [24, 25],
+    loc: {
+      start: { column: 24, line: 1 },
+      end: { column: 25, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..7dd7c7f67283
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,113 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [14, 17],
+                    loc: {
+                      start: { column: 14, line: 1 },
+                      end: { column: 17, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [14, 17],
+                    loc: {
+                      start: { column: 14, line: 1 },
+                      end: { column: 17, line: 1 },
+                    },
+                  },
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+              ],
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [21, 24],
+                  loc: {
+                    start: { column: 21, line: 1 },
+                    end: { column: 24, line: 1 },
+                  },
+                },
+
+                range: [19, 24],
+                loc: {
+                  start: { column: 19, line: 1 },
+                  end: { column: 24, line: 1 },
+                },
+              },
+
+              range: [12, 24],
+              loc: {
+                start: { column: 12, line: 1 },
+                end: { column: 24, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [12, 24],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 24, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'let',
+
+        range: [0, 25],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 25, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 26],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..366f08dc0cc5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,92 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-destructure-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Array [
+    Identifier {
+      type: 'Identifier',
+      value: 'declare',
+
+      range: [0, 7],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 7, line: 1 },
+      },
+    },
+-   Keyword {
+-     type: 'Keyword',
++   Identifier {
++     type: 'Identifier',
+      value: 'let',
+
+      range: [8, 11],
+      loc: {
+        start: { column: 8, line: 1 },
+        end: { column: 11, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '{',
+
+      range: [12, 13],
+      loc: {
+        start: { column: 12, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'foo',
+
+      range: [14, 17],
+      loc: {
+        start: { column: 14, line: 1 },
+        end: { column: 17, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '}',
+
+      range: [18, 19],
+      loc: {
+        start: { column: 18, line: 1 },
+        end: { column: 19, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ':',
+
+      range: [19, 20],
+      loc: {
+        start: { column: 19, line: 1 },
+        end: { column: 20, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'any',
+
+      range: [21, 24],
+      loc: {
+        start: { column: 21, line: 1 },
+        end: { column: 24, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ';',
+
+      range: [24, 25],
+      loc: {
+        start: { column: 24, line: 1 },
+        end: { column: 25, line: 1 },
+      },
+    },
+  ]"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/fixture.ts
new file mode 100644
index 000000000000..e67c0e31ebfe
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/fixture.ts
@@ -0,0 +1 @@
+declare let foo;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/1-TSESTree-AST.shot
similarity index 70%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/1-TSESTree-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/1-TSESTree-AST.shot
index a60c9f86f53b..1d18d4d86907 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/1-TSESTree-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration declare TSESTree - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-no-init TSESTree - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -13,37 +13,37 @@ Program {
           id: Identifier {
             type: "Identifier",
             decorators: [],
-            name: "x",
+            name: "foo",
             optional: false,
 
-            range: [12, 13],
+            range: [12, 15],
             loc: {
               start: { column: 12, line: 1 },
-              end: { column: 13, line: 1 },
+              end: { column: 15, line: 1 },
             },
           },
           init: null,
 
-          range: [12, 13],
+          range: [12, 15],
           loc: {
             start: { column: 12, line: 1 },
-            end: { column: 13, line: 1 },
+            end: { column: 15, line: 1 },
           },
         },
       ],
       declare: true,
       kind: "let",
 
-      range: [0, 14],
+      range: [0, 16],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 14, line: 1 },
+        end: { column: 16, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 15],
+  range: [0, 17],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/2-TSESTree-Tokens.shot
similarity index 67%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/2-TSESTree-Tokens.shot
index 730c761d4df8..b4cd26797553 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration declare TSESTree - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-no-init TSESTree - Tokens 1`] = `
 [
   Identifier {
     type: "Identifier",
@@ -24,22 +24,22 @@ exports[`AST Fixtures declaration VariableDeclaration declare TSESTree - Tokens
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [12, 13],
+    range: [12, 15],
     loc: {
       start: { column: 12, line: 1 },
-      end: { column: 13, line: 1 },
+      end: { column: 15, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [13, 14],
+    range: [15, 16],
     loc: {
-      start: { column: 13, line: 1 },
-      end: { column: 14, line: 1 },
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/3-Babel-AST.shot
similarity index 68%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/3-Babel-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/3-Babel-AST.shot
index 062fe8efa697..fbd26ca17a1b 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/3-Babel-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration declare Babel - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-no-init Babel - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -11,36 +11,36 @@ Program {
           type: "VariableDeclarator",
           id: Identifier {
             type: "Identifier",
-            name: "x",
+            name: "foo",
 
-            range: [12, 13],
+            range: [12, 15],
             loc: {
               start: { column: 12, line: 1 },
-              end: { column: 13, line: 1 },
+              end: { column: 15, line: 1 },
             },
           },
           init: null,
 
-          range: [12, 13],
+          range: [12, 15],
           loc: {
             start: { column: 12, line: 1 },
-            end: { column: 13, line: 1 },
+            end: { column: 15, line: 1 },
           },
         },
       ],
       declare: true,
       kind: "let",
 
-      range: [0, 14],
+      range: [0, 16],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 14, line: 1 },
+        end: { column: 16, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 15],
+  range: [0, 17],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/4-Babel-Tokens.shot
similarity index 68%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/4-Babel-Tokens.shot
index 5696efd1c50d..b0f99a022bb6 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/4-Babel-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration declare Babel - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-no-init Babel - Tokens 1`] = `
 [
   Identifier {
     type: "Identifier",
@@ -24,22 +24,22 @@ exports[`AST Fixtures declaration VariableDeclaration declare Babel - Tokens 1`]
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [12, 13],
+    range: [12, 15],
     loc: {
       start: { column: 12, line: 1 },
-      end: { column: 13, line: 1 },
+      end: { column: 15, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [13, 14],
+    range: [15, 16],
     loc: {
-      start: { column: 13, line: 1 },
-      end: { column: 14, line: 1 },
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/5-AST-Alignment-AST.shot
similarity index 71%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/5-AST-Alignment-AST.shot
index 87e680ef9a28..af12a428f069 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration declare AST Alignment - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-no-init AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -17,37 +17,37 @@ exports[`AST Fixtures declaration VariableDeclaration declare AST Alignment - AS
             id: Identifier {
               type: 'Identifier',
 -             decorators: Array [],
-              name: 'x',
+              name: 'foo',
 -             optional: false,
 
-              range: [12, 13],
+              range: [12, 15],
               loc: {
                 start: { column: 12, line: 1 },
-                end: { column: 13, line: 1 },
+                end: { column: 15, line: 1 },
               },
             },
             init: null,
 
-            range: [12, 13],
+            range: [12, 15],
             loc: {
               start: { column: 12, line: 1 },
-              end: { column: 13, line: 1 },
+              end: { column: 15, line: 1 },
             },
           },
         ],
         declare: true,
         kind: 'let',
 
-        range: [0, 14],
+        range: [0, 16],
         loc: {
           start: { column: 0, line: 1 },
-          end: { column: 14, line: 1 },
+          end: { column: 16, line: 1 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [0, 15],
+    range: [0, 17],
     loc: {
       start: { column: 0, line: 1 },
       end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
similarity index 71%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
index 6d4eee5276a1..86a813deab04 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration declare AST Alignment - Token 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-no-init AST Alignment - Token 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -30,22 +30,22 @@ exports[`AST Fixtures declaration VariableDeclaration declare AST Alignment - To
     },
     Identifier {
       type: 'Identifier',
-      value: 'x',
+      value: 'foo',
 
-      range: [12, 13],
+      range: [12, 15],
       loc: {
         start: { column: 12, line: 1 },
-        end: { column: 13, line: 1 },
+        end: { column: 15, line: 1 },
       },
     },
     Punctuator {
       type: 'Punctuator',
       value: ';',
 
-      range: [13, 14],
+      range: [15, 16],
       loc: {
-        start: { column: 13, line: 1 },
-        end: { column: 14, line: 1 },
+        start: { column: 15, line: 1 },
+        end: { column: 16, line: 1 },
       },
     },
   ]"
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/fixture.ts
new file mode 100644
index 000000000000..d45efcc1098a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare let foo: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..fa56900bbcf2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,70 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [17, 20],
+                loc: {
+                  start: { column: 17, line: 1 },
+                  end: { column: 20, line: 1 },
+                },
+              },
+
+              range: [15, 20],
+              loc: {
+                start: { column: 15, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+
+            range: [12, 20],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 20],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 20, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "let",
+
+      range: [0, 21],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 22],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..bc19e4a7f17e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-type-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "let",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [12, 15],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [17, 20],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..e9f8ea7c4f0a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,67 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [17, 20],
+                loc: {
+                  start: { column: 17, line: 1 },
+                  end: { column: 20, line: 1 },
+                },
+              },
+
+              range: [15, 20],
+              loc: {
+                start: { column: 15, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+
+            range: [12, 20],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 20],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 20, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "let",
+
+      range: [0, 21],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 22],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..20b17025e121
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-type-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "let",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [12, 15],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [17, 20],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..82f3a6a1dbec
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,74 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [17, 20],
+                  loc: {
+                    start: { column: 17, line: 1 },
+                    end: { column: 20, line: 1 },
+                  },
+                },
+
+                range: [15, 20],
+                loc: {
+                  start: { column: 15, line: 1 },
+                  end: { column: 20, line: 1 },
+                },
+              },
+
+              range: [12, 20],
+              loc: {
+                start: { column: 12, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [12, 20],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'let',
+
+        range: [0, 21],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 21, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 22],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..555d63c0e800
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,72 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-let-id-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Array [
+    Identifier {
+      type: 'Identifier',
+      value: 'declare',
+
+      range: [0, 7],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 7, line: 1 },
+      },
+    },
+-   Keyword {
+-     type: 'Keyword',
++   Identifier {
++     type: 'Identifier',
+      value: 'let',
+
+      range: [8, 11],
+      loc: {
+        start: { column: 8, line: 1 },
+        end: { column: 11, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'foo',
+
+      range: [12, 15],
+      loc: {
+        start: { column: 12, line: 1 },
+        end: { column: 15, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ':',
+
+      range: [15, 16],
+      loc: {
+        start: { column: 15, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'any',
+
+      range: [17, 20],
+      loc: {
+        start: { column: 17, line: 1 },
+        end: { column: 20, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ';',
+
+      range: [20, 21],
+      loc: {
+        start: { column: 20, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ]"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/fixture.ts
new file mode 100644
index 000000000000..624424232488
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/fixture.ts
@@ -0,0 +1 @@
+declare var { foo };
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..c0b3e46d5e82
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,91 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+
+                range: [14, 17],
+                loc: {
+                  start: { column: 14, line: 1 },
+                  end: { column: 17, line: 1 },
+                },
+              },
+            ],
+
+            range: [12, 19],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 19, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 19],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 19, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "var",
+
+      range: [0, 20],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 20, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 21],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..a3cd0f1d1c2e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..45bfbfa8c9e9
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,83 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+
+                range: [14, 17],
+                loc: {
+                  start: { column: 14, line: 1 },
+                  end: { column: 17, line: 1 },
+                },
+              },
+            ],
+
+            range: [12, 19],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 19, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 19],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 19, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "var",
+
+      range: [0, 20],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 20, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 21],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..31a31612c996
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..e2c7066a5953
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,95 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [14, 17],
+                    loc: {
+                      start: { column: 14, line: 1 },
+                      end: { column: 17, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [14, 17],
+                    loc: {
+                      start: { column: 14, line: 1 },
+                      end: { column: 17, line: 1 },
+                    },
+                  },
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+              ],
+
+              range: [12, 19],
+              loc: {
+                start: { column: 12, line: 1 },
+                end: { column: 19, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [12, 19],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 19, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'var',
+
+        range: [0, 20],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 20, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 21],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..b00432d83356
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/fixture.ts
new file mode 100644
index 000000000000..70df9f8f5cce
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare var { foo }: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..e2ab98b32afd
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,109 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+
+                range: [14, 17],
+                loc: {
+                  start: { column: 14, line: 1 },
+                  end: { column: 17, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [21, 24],
+                loc: {
+                  start: { column: 21, line: 1 },
+                  end: { column: 24, line: 1 },
+                },
+              },
+
+              range: [19, 24],
+              loc: {
+                start: { column: 19, line: 1 },
+                end: { column: 24, line: 1 },
+              },
+            },
+
+            range: [12, 24],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 24, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 24],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 24, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "var",
+
+      range: [0, 25],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 25, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 26],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..9f24707a90b6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,86 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-type-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [21, 24],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 24, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [24, 25],
+    loc: {
+      start: { column: 24, line: 1 },
+      end: { column: 25, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..7e7b68a0c004
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,101 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+
+                range: [14, 17],
+                loc: {
+                  start: { column: 14, line: 1 },
+                  end: { column: 17, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [21, 24],
+                loc: {
+                  start: { column: 21, line: 1 },
+                  end: { column: 24, line: 1 },
+                },
+              },
+
+              range: [19, 24],
+              loc: {
+                start: { column: 19, line: 1 },
+                end: { column: 24, line: 1 },
+              },
+            },
+
+            range: [12, 24],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 24, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 24],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 24, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "var",
+
+      range: [0, 25],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 25, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 26],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..ee46c0c3d865
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,86 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-type-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [14, 17],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [21, 24],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 24, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [24, 25],
+    loc: {
+      start: { column: 24, line: 1 },
+      end: { column: 25, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..88fa4e62f229
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,113 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [14, 17],
+                    loc: {
+                      start: { column: 14, line: 1 },
+                      end: { column: 17, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [14, 17],
+                    loc: {
+                      start: { column: 14, line: 1 },
+                      end: { column: 17, line: 1 },
+                    },
+                  },
+
+                  range: [14, 17],
+                  loc: {
+                    start: { column: 14, line: 1 },
+                    end: { column: 17, line: 1 },
+                  },
+                },
+              ],
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [21, 24],
+                  loc: {
+                    start: { column: 21, line: 1 },
+                    end: { column: 24, line: 1 },
+                  },
+                },
+
+                range: [19, 24],
+                loc: {
+                  start: { column: 19, line: 1 },
+                  end: { column: 24, line: 1 },
+                },
+              },
+
+              range: [12, 24],
+              loc: {
+                start: { column: 12, line: 1 },
+                end: { column: 24, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [12, 24],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 24, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'var',
+
+        range: [0, 25],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 25, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 26],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..1511793f17f5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-destructure-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/fixture.ts
new file mode 100644
index 000000000000..290bd349a9ac
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/fixture.ts
@@ -0,0 +1 @@
+declare var foo;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..a87a117bcf9e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,52 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+
+            range: [12, 15],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 15, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 15],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 15, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "var",
+
+      range: [0, 16],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 17],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..39b42b8869ad
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,46 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [12, 15],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..3b5e18c4be3f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,49 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+
+            range: [12, 15],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 15, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 15],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 15, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "var",
+
+      range: [0, 16],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 17],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..8686e0764b2d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,46 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [12, 15],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/5-AST-Alignment-AST.shot
similarity index 51%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/5-AST-Alignment-AST.shot
index f9ec50b22b43..0c2e0f352505 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-with-value AST Alignment - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-no-init AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -17,47 +17,37 @@ exports[`AST Fixtures declaration VariableDeclaration var-with-value AST Alignme
             id: Identifier {
               type: 'Identifier',
 -             decorators: Array [],
-              name: 'x',
+              name: 'foo',
 -             optional: false,
 
-              range: [4, 5],
+              range: [12, 15],
               loc: {
-                start: { column: 4, line: 1 },
-                end: { column: 5, line: 1 },
+                start: { column: 12, line: 1 },
+                end: { column: 15, line: 1 },
               },
             },
-            init: Literal {
-              type: 'Literal',
-              raw: '1',
-              value: 1,
+            init: null,
 
-              range: [8, 9],
-              loc: {
-                start: { column: 8, line: 1 },
-                end: { column: 9, line: 1 },
-              },
-            },
-
-            range: [4, 9],
+            range: [12, 15],
             loc: {
-              start: { column: 4, line: 1 },
-              end: { column: 9, line: 1 },
+              start: { column: 12, line: 1 },
+              end: { column: 15, line: 1 },
             },
           },
         ],
--       declare: false,
+        declare: true,
         kind: 'var',
 
-        range: [0, 10],
+        range: [0, 16],
         loc: {
           start: { column: 0, line: 1 },
-          end: { column: 10, line: 1 },
+          end: { column: 16, line: 1 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [0, 11],
+    range: [0, 17],
     loc: {
       start: { column: 0, line: 1 },
       end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..96ed09c6c4e7
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/fixture.ts
new file mode 100644
index 000000000000..cdb68e32b1fe
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/fixture.ts
@@ -0,0 +1 @@
+declare var foo: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..2f59d820fc90
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,70 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [17, 20],
+                loc: {
+                  start: { column: 17, line: 1 },
+                  end: { column: 20, line: 1 },
+                },
+              },
+
+              range: [15, 20],
+              loc: {
+                start: { column: 15, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+
+            range: [12, 20],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 20],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 20, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "var",
+
+      range: [0, 21],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 22],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..1361a4683428
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-type-no-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [12, 15],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [17, 20],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..9832cd12db52
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,67 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [17, 20],
+                loc: {
+                  start: { column: 17, line: 1 },
+                  end: { column: 20, line: 1 },
+                },
+              },
+
+              range: [15, 20],
+              loc: {
+                start: { column: 15, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+
+            range: [12, 20],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [12, 20],
+          loc: {
+            start: { column: 12, line: 1 },
+            end: { column: 20, line: 1 },
+          },
+        },
+      ],
+      declare: true,
+      kind: "var",
+
+      range: [0, 21],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 22],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..4ebe598c7f79
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-type-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "declare",
+
+    range: [0, 7],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [8, 11],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [12, 15],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [17, 20],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..f586887f4408
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,74 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [17, 20],
+                  loc: {
+                    start: { column: 17, line: 1 },
+                    end: { column: 20, line: 1 },
+                  },
+                },
+
+                range: [15, 20],
+                loc: {
+                  start: { column: 15, line: 1 },
+                  end: { column: 20, line: 1 },
+                },
+              },
+
+              range: [12, 20],
+              loc: {
+                start: { column: 12, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [12, 20],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+        ],
+        declare: true,
+        kind: 'var',
+
+        range: [0, 21],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 21, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 22],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..c23f93e21a8b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration declare-var-id-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/fixture.ts
deleted file mode 100644
index 3dc63502e9ca..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/declare/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-declare let x;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/generate-fixtures.mjs b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/generate-fixtures.mjs
new file mode 100644
index 000000000000..f5ee611deb0a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/generate-fixtures.mjs
@@ -0,0 +1,43 @@
+import fs from 'node:fs';
+
+// Even when technically we only need to test one combination of each case,
+// we still test all cases just to be sure
+const knownErrors = [
+  /^(const|using).*no-init/,
+  /declare-using/,
+  /declare-(let|var).*(?<!no-)init/,
+  /declare-const.*type-init/,
+  /declare.*definite/,
+  /(const|using).*definite/,
+  /definite.*(?<!no-)init/,
+  /definite(?!-type)/,
+  /using-destructure/,
+  /^(?!declare).*destructure.*no-init/,
+];
+
+for (const keyword of ['const', 'let', 'var', 'using']) {
+  for (const declare of [true, false]) {
+    for (const id of ['id', 'destructure']) {
+      // ! cannot coexist with destructuring
+      for (const definite of id === 'id' ? [true, false] : [false]) {
+        for (const type of [true, false]) {
+          for (const init of [true, false]) {
+            const fixtureName = `${declare ? 'declare-' : ''}${keyword}-${id}${definite ? '-definite' : ''}${type ? '-type' : ''}-${init ? 'init' : 'no-init'}`;
+            const isError = knownErrors.some(re => re.test(fixtureName));
+            fs.mkdirSync(`./${isError ? '_error_/' : ''}${fixtureName}`, {
+              recursive: true,
+            });
+            fs.rmSync(`./${isError ? '' : '_error_/'}${fixtureName}`, {
+              recursive: true,
+              force: true,
+            });
+            fs.writeFileSync(
+              `./${isError ? '_error_/' : ''}${fixtureName}/fixture.ts`,
+              `${declare ? 'declare ' : ''}${keyword} ${id === 'id' ? 'foo' : '{ foo }'}${definite ? '!' : ''}${type ? ': any' : ''}${init ? ' = 1' : ''};\n`,
+            );
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/fixture.ts
new file mode 100644
index 000000000000..4da206e415b6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/fixture.ts
@@ -0,0 +1 @@
+let { foo } = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..5b2cb45cca35
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,101 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+
+                range: [6, 9],
+                loc: {
+                  start: { column: 6, line: 1 },
+                  end: { column: 9, line: 1 },
+                },
+              },
+            ],
+
+            range: [4, 11],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 11, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [14, 15],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 15, line: 1 },
+            },
+          },
+
+          range: [4, 15],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 15, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "let",
+
+      range: [0, 16],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 17],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..0afd3ae06f64
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "let",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..95d067df9d4c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,92 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+
+                range: [6, 9],
+                loc: {
+                  start: { column: 6, line: 1 },
+                  end: { column: 9, line: 1 },
+                },
+              },
+            ],
+
+            range: [4, 11],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 11, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [14, 15],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 15, line: 1 },
+            },
+          },
+
+          range: [4, 15],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 15, line: 1 },
+          },
+        },
+      ],
+      kind: "let",
+
+      range: [0, 16],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 17],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..96b767d4a4c1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "let",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..dd96b54a3388
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,105 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [6, 9],
+                    loc: {
+                      start: { column: 6, line: 1 },
+                      end: { column: 9, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [6, 9],
+                    loc: {
+                      start: { column: 6, line: 1 },
+                      end: { column: 9, line: 1 },
+                    },
+                  },
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+              ],
+
+              range: [4, 11],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 11, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [14, 15],
+              loc: {
+                start: { column: 14, line: 1 },
+                end: { column: 15, line: 1 },
+              },
+            },
+
+            range: [4, 15],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 15, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'let',
+
+        range: [0, 16],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 16, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 17],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..cc6b95aa310e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,82 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Array [
+-   Keyword {
+-     type: 'Keyword',
++   Identifier {
++     type: 'Identifier',
+      value: 'let',
+
+      range: [0, 3],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 3, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '{',
+
+      range: [4, 5],
+      loc: {
+        start: { column: 4, line: 1 },
+        end: { column: 5, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'foo',
+
+      range: [6, 9],
+      loc: {
+        start: { column: 6, line: 1 },
+        end: { column: 9, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '}',
+
+      range: [10, 11],
+      loc: {
+        start: { column: 10, line: 1 },
+        end: { column: 11, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '=',
+
+      range: [12, 13],
+      loc: {
+        start: { column: 12, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+    Numeric {
+      type: 'Numeric',
+      value: '1',
+
+      range: [14, 15],
+      loc: {
+        start: { column: 14, line: 1 },
+        end: { column: 15, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ';',
+
+      range: [15, 16],
+      loc: {
+        start: { column: 15, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+  ]"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/fixture.ts
new file mode 100644
index 000000000000..b984591f9689
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/fixture.ts
@@ -0,0 +1 @@
+let { foo }: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..d71850309be6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,119 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-type-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+
+                range: [6, 9],
+                loc: {
+                  start: { column: 6, line: 1 },
+                  end: { column: 9, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [13, 16],
+                loc: {
+                  start: { column: 13, line: 1 },
+                  end: { column: 16, line: 1 },
+                },
+              },
+
+              range: [11, 16],
+              loc: {
+                start: { column: 11, line: 1 },
+                end: { column: 16, line: 1 },
+              },
+            },
+
+            range: [4, 16],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [19, 20],
+            loc: {
+              start: { column: 19, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+
+          range: [4, 20],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 20, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "let",
+
+      range: [0, 21],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 22],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..b9d067c9f155
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,96 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-type-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "let",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [11, 12],
+    loc: {
+      start: { column: 11, line: 1 },
+      end: { column: 12, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [13, 16],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..7d2e928e5a4c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,110 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-type-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+
+                range: [6, 9],
+                loc: {
+                  start: { column: 6, line: 1 },
+                  end: { column: 9, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [13, 16],
+                loc: {
+                  start: { column: 13, line: 1 },
+                  end: { column: 16, line: 1 },
+                },
+              },
+
+              range: [11, 16],
+              loc: {
+                start: { column: 11, line: 1 },
+                end: { column: 16, line: 1 },
+              },
+            },
+
+            range: [4, 16],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [19, 20],
+            loc: {
+              start: { column: 19, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+
+          range: [4, 20],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 20, line: 1 },
+          },
+        },
+      ],
+      kind: "let",
+
+      range: [0, 21],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 22],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..2aae36105edd
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,96 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-type-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "let",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [11, 12],
+    loc: {
+      start: { column: 11, line: 1 },
+      end: { column: 12, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [13, 16],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..fbd38b7b8716
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,123 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-type-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [6, 9],
+                    loc: {
+                      start: { column: 6, line: 1 },
+                      end: { column: 9, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [6, 9],
+                    loc: {
+                      start: { column: 6, line: 1 },
+                      end: { column: 9, line: 1 },
+                    },
+                  },
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+              ],
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [13, 16],
+                  loc: {
+                    start: { column: 13, line: 1 },
+                    end: { column: 16, line: 1 },
+                  },
+                },
+
+                range: [11, 16],
+                loc: {
+                  start: { column: 11, line: 1 },
+                  end: { column: 16, line: 1 },
+                },
+              },
+
+              range: [4, 16],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 16, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [19, 20],
+              loc: {
+                start: { column: 19, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+
+            range: [4, 20],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'let',
+
+        range: [0, 21],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 21, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 22],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..2b45aa97a2c3
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,102 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-destructure-type-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Array [
+-   Keyword {
+-     type: 'Keyword',
++   Identifier {
++     type: 'Identifier',
+      value: 'let',
+
+      range: [0, 3],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 3, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '{',
+
+      range: [4, 5],
+      loc: {
+        start: { column: 4, line: 1 },
+        end: { column: 5, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'foo',
+
+      range: [6, 9],
+      loc: {
+        start: { column: 6, line: 1 },
+        end: { column: 9, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '}',
+
+      range: [10, 11],
+      loc: {
+        start: { column: 10, line: 1 },
+        end: { column: 11, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ':',
+
+      range: [11, 12],
+      loc: {
+        start: { column: 11, line: 1 },
+        end: { column: 12, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'any',
+
+      range: [13, 16],
+      loc: {
+        start: { column: 13, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '=',
+
+      range: [17, 18],
+      loc: {
+        start: { column: 17, line: 1 },
+        end: { column: 18, line: 1 },
+      },
+    },
+    Numeric {
+      type: 'Numeric',
+      value: '1',
+
+      range: [19, 20],
+      loc: {
+        start: { column: 19, line: 1 },
+        end: { column: 20, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ';',
+
+      range: [20, 21],
+      loc: {
+        start: { column: 20, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ]"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/fixture.ts
new file mode 100644
index 000000000000..1bc99af2fb0a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/fixture.ts
@@ -0,0 +1 @@
+let foo!: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..f7df125f18c5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,70 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-definite-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: true,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [10, 13],
+                loc: {
+                  start: { column: 10, line: 1 },
+                  end: { column: 13, line: 1 },
+                },
+              },
+
+              range: [8, 13],
+              loc: {
+                start: { column: 8, line: 1 },
+                end: { column: 13, line: 1 },
+              },
+            },
+
+            range: [4, 13],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [4, 13],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 13, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "let",
+
+      range: [0, 14],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 14, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 15],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..f4fe3903231f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-definite-type-no-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "let",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [4, 7],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "!",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [8, 9],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [10, 13],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..0af29cc8c409
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,67 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-definite-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: true,
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [10, 13],
+                loc: {
+                  start: { column: 10, line: 1 },
+                  end: { column: 13, line: 1 },
+                },
+              },
+
+              range: [8, 13],
+              loc: {
+                start: { column: 8, line: 1 },
+                end: { column: 13, line: 1 },
+              },
+            },
+
+            range: [4, 13],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [4, 13],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 13, line: 1 },
+          },
+        },
+      ],
+      kind: "let",
+
+      range: [0, 14],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 14, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 15],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..71370fd77c5f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-definite-type-no-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "let",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [4, 7],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "!",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [8, 9],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [10, 13],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..63c0a24c789b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,74 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-definite-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+            definite: true,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [10, 13],
+                  loc: {
+                    start: { column: 10, line: 1 },
+                    end: { column: 13, line: 1 },
+                  },
+                },
+
+                range: [8, 13],
+                loc: {
+                  start: { column: 8, line: 1 },
+                  end: { column: 13, line: 1 },
+                },
+              },
+
+              range: [4, 13],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 13, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [4, 13],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'let',
+
+        range: [0, 14],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 14, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 15],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..bde769de6f4e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,72 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-definite-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Array [
+-   Keyword {
+-     type: 'Keyword',
++   Identifier {
++     type: 'Identifier',
+      value: 'let',
+
+      range: [0, 3],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 3, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'foo',
+
+      range: [4, 7],
+      loc: {
+        start: { column: 4, line: 1 },
+        end: { column: 7, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '!',
+
+      range: [7, 8],
+      loc: {
+        start: { column: 7, line: 1 },
+        end: { column: 8, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ':',
+
+      range: [8, 9],
+      loc: {
+        start: { column: 8, line: 1 },
+        end: { column: 9, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'any',
+
+      range: [10, 13],
+      loc: {
+        start: { column: 10, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ';',
+
+      range: [13, 14],
+      loc: {
+        start: { column: 13, line: 1 },
+        end: { column: 14, line: 1 },
+      },
+    },
+  ]"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/fixture.ts
new file mode 100644
index 000000000000..24bc51ed5e4f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/fixture.ts
@@ -0,0 +1 @@
+let foo = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/1-TSESTree-AST.shot
similarity index 79%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/1-TSESTree-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/1-TSESTree-AST.shot
index 0bf57620c6e2..8754c41f2b1e 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/1-TSESTree-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-with-value TSESTree - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-init TSESTree - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -13,12 +13,12 @@ Program {
           id: Identifier {
             type: "Identifier",
             decorators: [],
-            name: "x",
+            name: "foo",
             optional: false,
 
-            range: [6, 7],
+            range: [4, 7],
             loc: {
-              start: { column: 6, line: 1 },
+              start: { column: 4, line: 1 },
               end: { column: 7, line: 1 },
             },
           },
@@ -34,15 +34,15 @@ Program {
             },
           },
 
-          range: [6, 11],
+          range: [4, 11],
           loc: {
-            start: { column: 6, line: 1 },
+            start: { column: 4, line: 1 },
             end: { column: 11, line: 1 },
           },
         },
       ],
       declare: false,
-      kind: "const",
+      kind: "let",
 
       range: [0, 12],
       loc: {
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/2-TSESTree-Tokens.shot
similarity index 75%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/2-TSESTree-Tokens.shot
index 9f1fbb65220c..afa325fee2c1 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/2-TSESTree-Tokens.shot
@@ -1,24 +1,24 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-with-value TSESTree - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-init TSESTree - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
-    value: "const",
+    value: "let",
 
-    range: [0, 5],
+    range: [0, 3],
     loc: {
       start: { column: 0, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 3, line: 1 },
     },
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [6, 7],
+    range: [4, 7],
     loc: {
-      start: { column: 6, line: 1 },
+      start: { column: 4, line: 1 },
       end: { column: 7, line: 1 },
     },
   },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/3-Babel-AST.shot
similarity index 78%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/3-Babel-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/3-Babel-AST.shot
index b220aa39c335..46289d2a6e83 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/3-Babel-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration using-with-value Babel - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-init Babel - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -11,11 +11,11 @@ Program {
           type: "VariableDeclarator",
           id: Identifier {
             type: "Identifier",
-            name: "a",
+            name: "foo",
 
-            range: [6, 7],
+            range: [4, 7],
             loc: {
-              start: { column: 6, line: 1 },
+              start: { column: 4, line: 1 },
               end: { column: 7, line: 1 },
             },
           },
@@ -31,14 +31,14 @@ Program {
             },
           },
 
-          range: [6, 11],
+          range: [4, 11],
           loc: {
-            start: { column: 6, line: 1 },
+            start: { column: 4, line: 1 },
             end: { column: 11, line: 1 },
           },
         },
       ],
-      kind: "using",
+      kind: "let",
 
       range: [0, 12],
       loc: {
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/4-Babel-Tokens.shot
similarity index 76%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/4-Babel-Tokens.shot
index 683b21358f2f..d2e5bd946387 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/4-Babel-Tokens.shot
@@ -1,24 +1,24 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration using-with-value Babel - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-init Babel - Tokens 1`] = `
 [
   Identifier {
     type: "Identifier",
-    value: "using",
+    value: "let",
 
-    range: [0, 5],
+    range: [0, 3],
     loc: {
       start: { column: 0, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 3, line: 1 },
     },
   },
   Identifier {
     type: "Identifier",
-    value: "a",
+    value: "foo",
 
-    range: [6, 7],
+    range: [4, 7],
     loc: {
-      start: { column: 6, line: 1 },
+      start: { column: 4, line: 1 },
       end: { column: 7, line: 1 },
     },
   },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/5-AST-Alignment-AST.shot
similarity index 80%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/5-AST-Alignment-AST.shot
index d997027ffaba..2ca7f5d4a746 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-with-value AST Alignment - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-init AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -17,12 +17,12 @@ exports[`AST Fixtures declaration VariableDeclaration const-with-value AST Align
             id: Identifier {
               type: 'Identifier',
 -             decorators: Array [],
-              name: 'x',
+              name: 'foo',
 -             optional: false,
 
-              range: [6, 7],
+              range: [4, 7],
               loc: {
-                start: { column: 6, line: 1 },
+                start: { column: 4, line: 1 },
                 end: { column: 7, line: 1 },
               },
             },
@@ -38,15 +38,15 @@ exports[`AST Fixtures declaration VariableDeclaration const-with-value AST Align
               },
             },
 
-            range: [6, 11],
+            range: [4, 11],
             loc: {
-              start: { column: 6, line: 1 },
+              start: { column: 4, line: 1 },
               end: { column: 11, line: 1 },
             },
           },
         ],
 -       declare: false,
-        kind: 'const',
+        kind: 'let',
 
         range: [0, 12],
         loc: {
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/6-AST-Alignment-Tokens.shot
similarity index 71%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/6-AST-Alignment-Tokens.shot
index e8e2c1727b2f..8cb7da15942e 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-with-value AST Alignment - Token 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-init AST Alignment - Token 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -20,42 +20,42 @@ exports[`AST Fixtures declaration VariableDeclaration let-with-value AST Alignme
     },
     Identifier {
       type: 'Identifier',
-      value: 'x',
+      value: 'foo',
 
-      range: [4, 5],
+      range: [4, 7],
       loc: {
         start: { column: 4, line: 1 },
-        end: { column: 5, line: 1 },
+        end: { column: 7, line: 1 },
       },
     },
     Punctuator {
       type: 'Punctuator',
       value: '=',
 
-      range: [6, 7],
+      range: [8, 9],
       loc: {
-        start: { column: 6, line: 1 },
-        end: { column: 7, line: 1 },
+        start: { column: 8, line: 1 },
+        end: { column: 9, line: 1 },
       },
     },
     Numeric {
       type: 'Numeric',
       value: '1',
 
-      range: [8, 9],
+      range: [10, 11],
       loc: {
-        start: { column: 8, line: 1 },
-        end: { column: 9, line: 1 },
+        start: { column: 10, line: 1 },
+        end: { column: 11, line: 1 },
       },
     },
     Punctuator {
       type: 'Punctuator',
       value: ';',
 
-      range: [9, 10],
+      range: [11, 12],
       loc: {
-        start: { column: 9, line: 1 },
-        end: { column: 10, line: 1 },
+        start: { column: 11, line: 1 },
+        end: { column: 12, line: 1 },
       },
     },
   ]"
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/fixture.ts
new file mode 100644
index 000000000000..5a845d262fb1
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/fixture.ts
@@ -0,0 +1 @@
+let foo;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/1-TSESTree-AST.shot
similarity index 71%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/1-TSESTree-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/1-TSESTree-AST.shot
index 0374c31feb55..d99bf0b530a9 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/1-TSESTree-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-without-value TSESTree - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-no-init TSESTree - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -13,37 +13,37 @@ Program {
           id: Identifier {
             type: "Identifier",
             decorators: [],
-            name: "x",
+            name: "foo",
             optional: false,
 
-            range: [4, 5],
+            range: [4, 7],
             loc: {
               start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
+              end: { column: 7, line: 1 },
             },
           },
           init: null,
 
-          range: [4, 5],
+          range: [4, 7],
           loc: {
             start: { column: 4, line: 1 },
-            end: { column: 5, line: 1 },
+            end: { column: 7, line: 1 },
           },
         },
       ],
       declare: false,
       kind: "let",
 
-      range: [0, 6],
+      range: [0, 8],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 6, line: 1 },
+        end: { column: 8, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 7],
+  range: [0, 9],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/2-TSESTree-Tokens.shot
similarity index 60%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/2-TSESTree-Tokens.shot
index cf324f79787c..093f0ce89ab3 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-without-value TSESTree - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-no-init TSESTree - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
@@ -14,22 +14,22 @@ exports[`AST Fixtures declaration VariableDeclaration let-without-value TSESTree
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [4, 5],
+    range: [4, 7],
     loc: {
       start: { column: 4, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 7, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [5, 6],
+    range: [7, 8],
     loc: {
-      start: { column: 5, line: 1 },
-      end: { column: 6, line: 1 },
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/3-Babel-AST.shot
similarity index 68%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/3-Babel-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/3-Babel-AST.shot
index 535544301b0a..643d5118ebc0 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/3-Babel-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-without-value Babel - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-no-init Babel - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -11,35 +11,35 @@ Program {
           type: "VariableDeclarator",
           id: Identifier {
             type: "Identifier",
-            name: "x",
+            name: "foo",
 
-            range: [4, 5],
+            range: [4, 7],
             loc: {
               start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
+              end: { column: 7, line: 1 },
             },
           },
           init: null,
 
-          range: [4, 5],
+          range: [4, 7],
           loc: {
             start: { column: 4, line: 1 },
-            end: { column: 5, line: 1 },
+            end: { column: 7, line: 1 },
           },
         },
       ],
       kind: "let",
 
-      range: [0, 6],
+      range: [0, 8],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 6, line: 1 },
+        end: { column: 8, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 7],
+  range: [0, 9],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/4-Babel-Tokens.shot
similarity index 61%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/4-Babel-Tokens.shot
index cb83d68d6c99..707529b5a1e8 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/4-Babel-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-without-value Babel - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-no-init Babel - Tokens 1`] = `
 [
   Identifier {
     type: "Identifier",
@@ -14,22 +14,22 @@ exports[`AST Fixtures declaration VariableDeclaration let-without-value Babel -
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [4, 5],
+    range: [4, 7],
     loc: {
       start: { column: 4, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 7, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [5, 6],
+    range: [7, 8],
     loc: {
-      start: { column: 5, line: 1 },
-      end: { column: 6, line: 1 },
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/5-AST-Alignment-AST.shot
similarity index 72%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/5-AST-Alignment-AST.shot
index 7df64b552f6f..6bbb3ba1a0ef 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-without-value AST Alignment - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-no-init AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -17,37 +17,37 @@ exports[`AST Fixtures declaration VariableDeclaration let-without-value AST Alig
             id: Identifier {
               type: 'Identifier',
 -             decorators: Array [],
-              name: 'x',
+              name: 'foo',
 -             optional: false,
 
-              range: [4, 5],
+              range: [4, 7],
               loc: {
                 start: { column: 4, line: 1 },
-                end: { column: 5, line: 1 },
+                end: { column: 7, line: 1 },
               },
             },
             init: null,
 
-            range: [4, 5],
+            range: [4, 7],
             loc: {
               start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
+              end: { column: 7, line: 1 },
             },
           },
         ],
 -       declare: false,
         kind: 'let',
 
-        range: [0, 6],
+        range: [0, 8],
         loc: {
           start: { column: 0, line: 1 },
-          end: { column: 6, line: 1 },
+          end: { column: 8, line: 1 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [0, 7],
+    range: [0, 9],
     loc: {
       start: { column: 0, line: 1 },
       end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
similarity index 65%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
index 949c66669c79..59d191b969a0 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-without-value AST Alignment - Token 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-no-init AST Alignment - Token 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -20,22 +20,22 @@ exports[`AST Fixtures declaration VariableDeclaration let-without-value AST Alig
     },
     Identifier {
       type: 'Identifier',
-      value: 'x',
+      value: 'foo',
 
-      range: [4, 5],
+      range: [4, 7],
       loc: {
         start: { column: 4, line: 1 },
-        end: { column: 5, line: 1 },
+        end: { column: 7, line: 1 },
       },
     },
     Punctuator {
       type: 'Punctuator',
       value: ';',
 
-      range: [5, 6],
+      range: [7, 8],
       loc: {
-        start: { column: 5, line: 1 },
-        end: { column: 6, line: 1 },
+        start: { column: 7, line: 1 },
+        end: { column: 8, line: 1 },
       },
     },
   ]"
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/fixture.ts
new file mode 100644
index 000000000000..1b160e80cc56
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/fixture.ts
@@ -0,0 +1 @@
+let foo: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..c4184afce9a2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,80 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [9, 12],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [7, 12],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [15, 16],
+            loc: {
+              start: { column: 15, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+
+          range: [4, 16],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 16, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "let",
+
+      range: [0, 17],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 17, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 18],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..bb2ad7afd05f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "let",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [4, 7],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [9, 12],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 12, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [16, 17],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..ddd0f76ef9e5
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [9, 12],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [7, 12],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [15, 16],
+            loc: {
+              start: { column: 15, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+
+          range: [4, 16],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 16, line: 1 },
+          },
+        },
+      ],
+      kind: "let",
+
+      range: [0, 17],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 17, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 18],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..7c62f46f1c0f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "let",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [4, 7],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [9, 12],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 12, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [16, 17],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..315e22b76051
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,84 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [9, 12],
+                  loc: {
+                    start: { column: 9, line: 1 },
+                    end: { column: 12, line: 1 },
+                  },
+                },
+
+                range: [7, 12],
+                loc: {
+                  start: { column: 7, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [4, 12],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [15, 16],
+              loc: {
+                start: { column: 15, line: 1 },
+                end: { column: 16, line: 1 },
+              },
+            },
+
+            range: [4, 16],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'let',
+
+        range: [0, 17],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 17, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 18],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..c13dd7bde752
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,82 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Array [
+-   Keyword {
+-     type: 'Keyword',
++   Identifier {
++     type: 'Identifier',
+      value: 'let',
+
+      range: [0, 3],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 3, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'foo',
+
+      range: [4, 7],
+      loc: {
+        start: { column: 4, line: 1 },
+        end: { column: 7, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ':',
+
+      range: [7, 8],
+      loc: {
+        start: { column: 7, line: 1 },
+        end: { column: 8, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'any',
+
+      range: [9, 12],
+      loc: {
+        start: { column: 9, line: 1 },
+        end: { column: 12, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: '=',
+
+      range: [13, 14],
+      loc: {
+        start: { column: 13, line: 1 },
+        end: { column: 14, line: 1 },
+      },
+    },
+    Numeric {
+      type: 'Numeric',
+      value: '1',
+
+      range: [15, 16],
+      loc: {
+        start: { column: 15, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ';',
+
+      range: [16, 17],
+      loc: {
+        start: { column: 16, line: 1 },
+        end: { column: 17, line: 1 },
+      },
+    },
+  ]"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/fixture.ts
new file mode 100644
index 000000000000..0ed40e897459
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/fixture.ts
@@ -0,0 +1 @@
+let foo: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..1136df97ee2b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,70 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [9, 12],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [7, 12],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [4, 12],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 12, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "let",
+
+      range: [0, 13],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 14],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
similarity index 55%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
index f05ba1b92d0b..2dd60bc4b555 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -1,9 +1,9 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-with-value Babel - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-no-init TSESTree - Tokens 1`] = `
 [
-  Identifier {
-    type: "Identifier",
+  Keyword {
+    type: "Keyword",
     value: "let",
 
     range: [0, 3],
@@ -14,42 +14,42 @@ exports[`AST Fixtures declaration VariableDeclaration let-with-value Babel - Tok
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [4, 5],
+    range: [4, 7],
     loc: {
       start: { column: 4, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 7, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
-    value: "=",
+    value: ":",
 
-    range: [6, 7],
+    range: [7, 8],
     loc: {
-      start: { column: 6, line: 1 },
-      end: { column: 7, line: 1 },
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
     },
   },
-  Numeric {
-    type: "Numeric",
-    value: "1",
+  Identifier {
+    type: "Identifier",
+    value: "any",
 
-    range: [8, 9],
+    range: [9, 12],
     loc: {
-      start: { column: 8, line: 1 },
-      end: { column: 9, line: 1 },
+      start: { column: 9, line: 1 },
+      end: { column: 12, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [9, 10],
+    range: [12, 13],
     loc: {
-      start: { column: 9, line: 1 },
-      end: { column: 10, line: 1 },
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..838a8843635a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [9, 12],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [7, 12],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [4, 12],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 12, line: 1 },
+          },
+        },
+      ],
+      kind: "let",
+
+      range: [0, 13],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 14],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/4-Babel-Tokens.shot
similarity index 51%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/4-Babel-Tokens.shot
index 5d79b8753e14..7315e7c66641 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -1,9 +1,9 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration let-with-value TSESTree - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-no-init Babel - Tokens 1`] = `
 [
-  Keyword {
-    type: "Keyword",
+  Identifier {
+    type: "Identifier",
     value: "let",
 
     range: [0, 3],
@@ -14,42 +14,42 @@ exports[`AST Fixtures declaration VariableDeclaration let-with-value TSESTree -
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [4, 5],
+    range: [4, 7],
     loc: {
       start: { column: 4, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 7, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
-    value: "=",
+    value: ":",
 
-    range: [6, 7],
+    range: [7, 8],
     loc: {
-      start: { column: 6, line: 1 },
-      end: { column: 7, line: 1 },
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
     },
   },
-  Numeric {
-    type: "Numeric",
-    value: "1",
+  Identifier {
+    type: "Identifier",
+    value: "any",
 
-    range: [8, 9],
+    range: [9, 12],
     loc: {
-      start: { column: 8, line: 1 },
-      end: { column: 9, line: 1 },
+      start: { column: 9, line: 1 },
+      end: { column: 12, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [9, 10],
+    range: [12, 13],
     loc: {
-      start: { column: 9, line: 1 },
-      end: { column: 10, line: 1 },
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..5b1ab2adad52
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,74 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [9, 12],
+                  loc: {
+                    start: { column: 9, line: 1 },
+                    end: { column: 12, line: 1 },
+                  },
+                },
+
+                range: [7, 12],
+                loc: {
+                  start: { column: 7, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [4, 12],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'let',
+
+        range: [0, 13],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 13, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 14],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..bcb14d69bf6b
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,62 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration let-id-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Array [
+-   Keyword {
+-     type: 'Keyword',
++   Identifier {
++     type: 'Identifier',
+      value: 'let',
+
+      range: [0, 3],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 3, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'foo',
+
+      range: [4, 7],
+      loc: {
+        start: { column: 4, line: 1 },
+        end: { column: 7, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ':',
+
+      range: [7, 8],
+      loc: {
+        start: { column: 7, line: 1 },
+        end: { column: 8, line: 1 },
+      },
+    },
+    Identifier {
+      type: 'Identifier',
+      value: 'any',
+
+      range: [9, 12],
+      loc: {
+        start: { column: 9, line: 1 },
+        end: { column: 12, line: 1 },
+      },
+    },
+    Punctuator {
+      type: 'Punctuator',
+      value: ';',
+
+      range: [12, 13],
+      loc: {
+        start: { column: 12, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+  ]"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/fixture.ts
deleted file mode 100644
index db9133994486..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-with-value/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-let x = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/fixture.ts
deleted file mode 100644
index 2756c24c4577..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/let-without-value/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-let x;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/fixture.ts
new file mode 100644
index 000000000000..813ad2fd34c2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/fixture.ts
@@ -0,0 +1 @@
+using foo = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..7884d5e0441f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,62 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+
+            range: [6, 9],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 9, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [12, 13],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+
+          range: [6, 13],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 13, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "using",
+
+      range: [0, 14],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 14, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 15],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..f7481905dc4d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,56 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "using",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..4a2b25ba3174
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,58 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+
+            range: [6, 9],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 9, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [12, 13],
+            loc: {
+              start: { column: 12, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+
+          range: [6, 13],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 13, line: 1 },
+          },
+        },
+      ],
+      kind: "using",
+
+      range: [0, 14],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 14, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 15],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/4-Babel-Tokens.shot
similarity index 68%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/4-Babel-Tokens.shot
index dcdb5109c1c7..8f7238414c71 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/4-Babel-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration using-with-value TSESTree - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration using-id-init Babel - Tokens 1`] = `
 [
   Identifier {
     type: "Identifier",
@@ -14,42 +14,42 @@ exports[`AST Fixtures declaration VariableDeclaration using-with-value TSESTree
   },
   Identifier {
     type: "Identifier",
-    value: "a",
+    value: "foo",
 
-    range: [6, 7],
+    range: [6, 9],
     loc: {
       start: { column: 6, line: 1 },
-      end: { column: 7, line: 1 },
+      end: { column: 9, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "=",
 
-    range: [8, 9],
+    range: [10, 11],
     loc: {
-      start: { column: 8, line: 1 },
-      end: { column: 9, line: 1 },
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
     },
   },
   Numeric {
     type: "Numeric",
     value: "1",
 
-    range: [10, 11],
+    range: [12, 13],
     loc: {
-      start: { column: 10, line: 1 },
-      end: { column: 11, line: 1 },
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [11, 12],
+    range: [13, 14],
     loc: {
-      start: { column: 11, line: 1 },
-      end: { column: 12, line: 1 },
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..051dd8a958d6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+
+              range: [6, 9],
+              loc: {
+                start: { column: 6, line: 1 },
+                end: { column: 9, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [12, 13],
+              loc: {
+                start: { column: 12, line: 1 },
+                end: { column: 13, line: 1 },
+              },
+            },
+
+            range: [6, 13],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'using',
+
+        range: [0, 14],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 14, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 15],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/6-AST-Alignment-Tokens.shot
similarity index 51%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/6-AST-Alignment-Tokens.shot
index abc02d7344bf..165eb83a5143 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-with-value AST Alignment - Token 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration using-id-init AST Alignment - Token 1`] = `
 "Snapshot Diff:
 Compared values have no visual difference."
 `;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/fixture.ts
new file mode 100644
index 000000000000..f63cb30a8544
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/fixture.ts
@@ -0,0 +1 @@
+using foo: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..49af763ccd9e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,80 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-type-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [11, 14],
+                loc: {
+                  start: { column: 11, line: 1 },
+                  end: { column: 14, line: 1 },
+                },
+              },
+
+              range: [9, 14],
+              loc: {
+                start: { column: 9, line: 1 },
+                end: { column: 14, line: 1 },
+              },
+            },
+
+            range: [6, 14],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 14, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [17, 18],
+            loc: {
+              start: { column: 17, line: 1 },
+              end: { column: 18, line: 1 },
+            },
+          },
+
+          range: [6, 18],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 18, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "using",
+
+      range: [0, 19],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 19, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 20],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..a68f4e2f7a32
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-type-init TSESTree - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "using",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [9, 10],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 10, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [11, 14],
+    loc: {
+      start: { column: 11, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..3480930719b6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-type-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [11, 14],
+                loc: {
+                  start: { column: 11, line: 1 },
+                  end: { column: 14, line: 1 },
+                },
+              },
+
+              range: [9, 14],
+              loc: {
+                start: { column: 9, line: 1 },
+                end: { column: 14, line: 1 },
+              },
+            },
+
+            range: [6, 14],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 14, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [17, 18],
+            loc: {
+              start: { column: 17, line: 1 },
+              end: { column: 18, line: 1 },
+            },
+          },
+
+          range: [6, 18],
+          loc: {
+            start: { column: 6, line: 1 },
+            end: { column: 18, line: 1 },
+          },
+        },
+      ],
+      kind: "using",
+
+      range: [0, 19],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 19, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 20],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..b8617dd971a7
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-type-init Babel - Tokens 1`] = `
+[
+  Identifier {
+    type: "Identifier",
+    value: "using",
+
+    range: [0, 5],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [9, 10],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 10, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [11, 14],
+    loc: {
+      start: { column: 11, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..74ea9bb8ae6d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,84 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-type-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [11, 14],
+                  loc: {
+                    start: { column: 11, line: 1 },
+                    end: { column: 14, line: 1 },
+                  },
+                },
+
+                range: [9, 14],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 14, line: 1 },
+                },
+              },
+
+              range: [6, 14],
+              loc: {
+                start: { column: 6, line: 1 },
+                end: { column: 14, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [17, 18],
+              loc: {
+                start: { column: 17, line: 1 },
+                end: { column: 18, line: 1 },
+              },
+            },
+
+            range: [6, 18],
+            loc: {
+              start: { column: 6, line: 1 },
+              end: { column: 18, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'using',
+
+        range: [0, 19],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 19, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 20],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..e660ba34cb44
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration using-id-type-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/fixture.ts
deleted file mode 100644
index 0b59975f6289..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-using a = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/fixture.ts
new file mode 100644
index 000000000000..66eb0dbf1d64
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/fixture.ts
@@ -0,0 +1 @@
+var { foo } = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..fc1d38439655
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,101 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+
+                range: [6, 9],
+                loc: {
+                  start: { column: 6, line: 1 },
+                  end: { column: 9, line: 1 },
+                },
+              },
+            ],
+
+            range: [4, 11],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 11, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [14, 15],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 15, line: 1 },
+            },
+          },
+
+          range: [4, 15],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 15, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "var",
+
+      range: [0, 16],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 17],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..07e780fc8a35
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..c05ad30ccbd6
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,92 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+
+                range: [6, 9],
+                loc: {
+                  start: { column: 6, line: 1 },
+                  end: { column: 9, line: 1 },
+                },
+              },
+            ],
+
+            range: [4, 11],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 11, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [14, 15],
+            loc: {
+              start: { column: 14, line: 1 },
+              end: { column: 15, line: 1 },
+            },
+          },
+
+          range: [4, 15],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 15, line: 1 },
+          },
+        },
+      ],
+      kind: "var",
+
+      range: [0, 16],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 16, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 17],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..9b72ae7d12aa
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [14, 15],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 15, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..6393bc6e2447
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,105 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [6, 9],
+                    loc: {
+                      start: { column: 6, line: 1 },
+                      end: { column: 9, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [6, 9],
+                    loc: {
+                      start: { column: 6, line: 1 },
+                      end: { column: 9, line: 1 },
+                    },
+                  },
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+              ],
+
+              range: [4, 11],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 11, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [14, 15],
+              loc: {
+                start: { column: 14, line: 1 },
+                end: { column: 15, line: 1 },
+              },
+            },
+
+            range: [4, 15],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 15, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'var',
+
+        range: [0, 16],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 16, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 17],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..2d87c3b3f58c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/fixture.ts
new file mode 100644
index 000000000000..1dfb3f3b2c86
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/fixture.ts
@@ -0,0 +1 @@
+var { foo }: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..43e5bb1f00de
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,119 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-type-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            decorators: [],
+            optional: false,
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                optional: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  decorators: [],
+                  name: "foo",
+                  optional: false,
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+
+                range: [6, 9],
+                loc: {
+                  start: { column: 6, line: 1 },
+                  end: { column: 9, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [13, 16],
+                loc: {
+                  start: { column: 13, line: 1 },
+                  end: { column: 16, line: 1 },
+                },
+              },
+
+              range: [11, 16],
+              loc: {
+                start: { column: 11, line: 1 },
+                end: { column: 16, line: 1 },
+              },
+            },
+
+            range: [4, 16],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [19, 20],
+            loc: {
+              start: { column: 19, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+
+          range: [4, 20],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 20, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "var",
+
+      range: [0, 21],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 22],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..98c7e1526106
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,96 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-type-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [11, 12],
+    loc: {
+      start: { column: 11, line: 1 },
+      end: { column: 12, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [13, 16],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..b2c4235c24cb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,110 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-type-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: ObjectPattern {
+            type: "ObjectPattern",
+            properties: [
+              Property {
+                type: "Property",
+                computed: false,
+                key: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+                kind: "init",
+                method: false,
+                shorthand: true,
+                value: Identifier {
+                  type: "Identifier",
+                  name: "foo",
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+
+                range: [6, 9],
+                loc: {
+                  start: { column: 6, line: 1 },
+                  end: { column: 9, line: 1 },
+                },
+              },
+            ],
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [13, 16],
+                loc: {
+                  start: { column: 13, line: 1 },
+                  end: { column: 16, line: 1 },
+                },
+              },
+
+              range: [11, 16],
+              loc: {
+                start: { column: 11, line: 1 },
+                end: { column: 16, line: 1 },
+              },
+            },
+
+            range: [4, 16],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [19, 20],
+            loc: {
+              start: { column: 19, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+
+          range: [4, 20],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 20, line: 1 },
+          },
+        },
+      ],
+      kind: "var",
+
+      range: [0, 21],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 21, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 22],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..02466964362f
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,96 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-type-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [6, 9],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [11, 12],
+    loc: {
+      start: { column: 11, line: 1 },
+      end: { column: 12, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [13, 16],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..80f45833a2bb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,123 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-type-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: ObjectPattern {
+              type: 'ObjectPattern',
+-             decorators: Array [],
+-             optional: false,
+              properties: Array [
+                Property {
+                  type: 'Property',
+                  computed: false,
+                  key: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [6, 9],
+                    loc: {
+                      start: { column: 6, line: 1 },
+                      end: { column: 9, line: 1 },
+                    },
+                  },
+                  kind: 'init',
+                  method: false,
+-                 optional: false,
+                  shorthand: true,
+                  value: Identifier {
+                    type: 'Identifier',
+-                   decorators: Array [],
+                    name: 'foo',
+-                   optional: false,
+
+                    range: [6, 9],
+                    loc: {
+                      start: { column: 6, line: 1 },
+                      end: { column: 9, line: 1 },
+                    },
+                  },
+
+                  range: [6, 9],
+                  loc: {
+                    start: { column: 6, line: 1 },
+                    end: { column: 9, line: 1 },
+                  },
+                },
+              ],
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [13, 16],
+                  loc: {
+                    start: { column: 13, line: 1 },
+                    end: { column: 16, line: 1 },
+                  },
+                },
+
+                range: [11, 16],
+                loc: {
+                  start: { column: 11, line: 1 },
+                  end: { column: 16, line: 1 },
+                },
+              },
+
+              range: [4, 16],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 16, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [19, 20],
+              loc: {
+                start: { column: 19, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+
+            range: [4, 20],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 20, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'var',
+
+        range: [0, 21],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 21, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 22],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..21eefedbffbb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-destructure-type-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-destructure-type-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/fixture.ts
new file mode 100644
index 000000000000..5e70f8e8240d
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/fixture.ts
@@ -0,0 +1 @@
+var foo!: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..9690b61af6e4
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,70 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-definite-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: true,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [10, 13],
+                loc: {
+                  start: { column: 10, line: 1 },
+                  end: { column: 13, line: 1 },
+                },
+              },
+
+              range: [8, 13],
+              loc: {
+                start: { column: 8, line: 1 },
+                end: { column: 13, line: 1 },
+              },
+            },
+
+            range: [4, 13],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [4, 13],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 13, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "var",
+
+      range: [0, 14],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 14, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 15],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..80c64a946f21
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-definite-type-no-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [4, 7],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "!",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [8, 9],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [10, 13],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..37a92d18283e
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,67 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-definite-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: true,
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [10, 13],
+                loc: {
+                  start: { column: 10, line: 1 },
+                  end: { column: 13, line: 1 },
+                },
+              },
+
+              range: [8, 13],
+              loc: {
+                start: { column: 8, line: 1 },
+                end: { column: 13, line: 1 },
+              },
+            },
+
+            range: [4, 13],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [4, 13],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 13, line: 1 },
+          },
+        },
+      ],
+      kind: "var",
+
+      range: [0, 14],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 14, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 15],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..af2cffcb706a
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-definite-type-no-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [4, 7],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "!",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [8, 9],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [10, 13],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..b12306e582c7
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,74 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-definite-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+            definite: true,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [10, 13],
+                  loc: {
+                    start: { column: 10, line: 1 },
+                    end: { column: 13, line: 1 },
+                  },
+                },
+
+                range: [8, 13],
+                loc: {
+                  start: { column: 8, line: 1 },
+                  end: { column: 13, line: 1 },
+                },
+              },
+
+              range: [4, 13],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 13, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [4, 13],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 13, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'var',
+
+        range: [0, 14],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 14, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 15],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..fb73e629a453
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-definite-type-no-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/fixture.ts
new file mode 100644
index 000000000000..9375fc4abd22
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/fixture.ts
@@ -0,0 +1 @@
+var foo = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/1-TSESTree-AST.shot
similarity index 79%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/1-TSESTree-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/1-TSESTree-AST.shot
index cc85e096e920..264e84fed627 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/1-TSESTree-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration using-with-value TSESTree - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-init TSESTree - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -13,12 +13,12 @@ Program {
           id: Identifier {
             type: "Identifier",
             decorators: [],
-            name: "a",
+            name: "foo",
             optional: false,
 
-            range: [6, 7],
+            range: [4, 7],
             loc: {
-              start: { column: 6, line: 1 },
+              start: { column: 4, line: 1 },
               end: { column: 7, line: 1 },
             },
           },
@@ -34,15 +34,15 @@ Program {
             },
           },
 
-          range: [6, 11],
+          range: [4, 11],
           loc: {
-            start: { column: 6, line: 1 },
+            start: { column: 4, line: 1 },
             end: { column: 11, line: 1 },
           },
         },
       ],
       declare: false,
-      kind: "using",
+      kind: "var",
 
       range: [0, 12],
       loc: {
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/2-TSESTree-Tokens.shot
similarity index 75%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/2-TSESTree-Tokens.shot
index c296fedf1cba..d2a98c33338b 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/2-TSESTree-Tokens.shot
@@ -1,24 +1,24 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-without-value Babel - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-init TSESTree - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
-    value: "const",
+    value: "var",
 
-    range: [0, 5],
+    range: [0, 3],
     loc: {
       start: { column: 0, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 3, line: 1 },
     },
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [6, 7],
+    range: [4, 7],
     loc: {
-      start: { column: 6, line: 1 },
+      start: { column: 4, line: 1 },
       end: { column: 7, line: 1 },
     },
   },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/3-Babel-AST.shot
similarity index 78%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/3-Babel-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/3-Babel-AST.shot
index b7cf1ef3ea98..28ae8f547c16 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/3-Babel-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-with-value Babel - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-init Babel - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -11,11 +11,11 @@ Program {
           type: "VariableDeclarator",
           id: Identifier {
             type: "Identifier",
-            name: "x",
+            name: "foo",
 
-            range: [6, 7],
+            range: [4, 7],
             loc: {
-              start: { column: 6, line: 1 },
+              start: { column: 4, line: 1 },
               end: { column: 7, line: 1 },
             },
           },
@@ -31,14 +31,14 @@ Program {
             },
           },
 
-          range: [6, 11],
+          range: [4, 11],
           loc: {
-            start: { column: 6, line: 1 },
+            start: { column: 4, line: 1 },
             end: { column: 11, line: 1 },
           },
         },
       ],
-      kind: "const",
+      kind: "var",
 
       range: [0, 12],
       loc: {
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/4-Babel-Tokens.shot
similarity index 75%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/4-Babel-Tokens.shot
index ead3433d736f..259953d9c581 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-with-value/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/4-Babel-Tokens.shot
@@ -1,24 +1,24 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-with-value Babel - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-init Babel - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
-    value: "const",
+    value: "var",
 
-    range: [0, 5],
+    range: [0, 3],
     loc: {
       start: { column: 0, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 3, line: 1 },
     },
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [6, 7],
+    range: [4, 7],
     loc: {
-      start: { column: 6, line: 1 },
+      start: { column: 4, line: 1 },
       end: { column: 7, line: 1 },
     },
   },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/5-AST-Alignment-AST.shot
similarity index 80%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/5-AST-Alignment-AST.shot
index ff3bebb4f1d0..3aa3dc90da8b 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration using-with-value AST Alignment - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-init AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -17,12 +17,12 @@ exports[`AST Fixtures declaration VariableDeclaration using-with-value AST Align
             id: Identifier {
               type: 'Identifier',
 -             decorators: Array [],
-              name: 'a',
+              name: 'foo',
 -             optional: false,
 
-              range: [6, 7],
+              range: [4, 7],
               loc: {
-                start: { column: 6, line: 1 },
+                start: { column: 4, line: 1 },
                 end: { column: 7, line: 1 },
               },
             },
@@ -38,15 +38,15 @@ exports[`AST Fixtures declaration VariableDeclaration using-with-value AST Align
               },
             },
 
-            range: [6, 11],
+            range: [4, 11],
             loc: {
-              start: { column: 6, line: 1 },
+              start: { column: 4, line: 1 },
               end: { column: 11, line: 1 },
             },
           },
         ],
 -       declare: false,
-        kind: 'using',
+        kind: 'var',
 
         range: [0, 12],
         loc: {
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/6-AST-Alignment-Tokens.shot
similarity index 51%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/6-AST-Alignment-Tokens.shot
index b895e4005836..8761002e4af4 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/using-with-value/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration using-with-value AST Alignment - Token 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-init AST Alignment - Token 1`] = `
 "Snapshot Diff:
 Compared values have no visual difference."
 `;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/fixture.ts
new file mode 100644
index 000000000000..55484086d1cb
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/fixture.ts
@@ -0,0 +1 @@
+var foo;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/1-TSESTree-AST.shot
similarity index 71%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/1-TSESTree-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/1-TSESTree-AST.shot
index 9c8cd46cb971..95ad8f4367d8 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/1-TSESTree-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-without-value TSESTree - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-no-init TSESTree - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -13,37 +13,37 @@ Program {
           id: Identifier {
             type: "Identifier",
             decorators: [],
-            name: "x",
+            name: "foo",
             optional: false,
 
-            range: [4, 5],
+            range: [4, 7],
             loc: {
               start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
+              end: { column: 7, line: 1 },
             },
           },
           init: null,
 
-          range: [4, 5],
+          range: [4, 7],
           loc: {
             start: { column: 4, line: 1 },
-            end: { column: 5, line: 1 },
+            end: { column: 7, line: 1 },
           },
         },
       ],
       declare: false,
       kind: "var",
 
-      range: [0, 6],
+      range: [0, 8],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 6, line: 1 },
+        end: { column: 8, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 7],
+  range: [0, 9],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/2-TSESTree-Tokens.shot
similarity index 60%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/2-TSESTree-Tokens.shot
index 5dfa456c4019..f2882331492f 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-without-value TSESTree - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-no-init TSESTree - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
@@ -14,22 +14,22 @@ exports[`AST Fixtures declaration VariableDeclaration var-without-value TSESTree
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [4, 5],
+    range: [4, 7],
     loc: {
       start: { column: 4, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 7, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [5, 6],
+    range: [7, 8],
     loc: {
-      start: { column: 5, line: 1 },
-      end: { column: 6, line: 1 },
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/3-Babel-AST.shot
similarity index 68%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/3-Babel-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/3-Babel-AST.shot
index 7e7606329055..1131af75a946 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/3-Babel-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-without-value Babel - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-no-init Babel - AST 1`] = `
 Program {
   type: "Program",
   body: [
@@ -11,35 +11,35 @@ Program {
           type: "VariableDeclarator",
           id: Identifier {
             type: "Identifier",
-            name: "x",
+            name: "foo",
 
-            range: [4, 5],
+            range: [4, 7],
             loc: {
               start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
+              end: { column: 7, line: 1 },
             },
           },
           init: null,
 
-          range: [4, 5],
+          range: [4, 7],
           loc: {
             start: { column: 4, line: 1 },
-            end: { column: 5, line: 1 },
+            end: { column: 7, line: 1 },
           },
         },
       ],
       kind: "var",
 
-      range: [0, 6],
+      range: [0, 8],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 6, line: 1 },
+        end: { column: 8, line: 1 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 7],
+  range: [0, 9],
   loc: {
     start: { column: 0, line: 1 },
     end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/4-Babel-Tokens.shot
similarity index 60%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/4-Babel-Tokens.shot
index 7b337d25bad6..34d7140dabd6 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/4-Babel-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-without-value Babel - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-no-init Babel - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
@@ -14,22 +14,22 @@ exports[`AST Fixtures declaration VariableDeclaration var-without-value Babel -
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [4, 5],
+    range: [4, 7],
     loc: {
       start: { column: 4, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 7, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [5, 6],
+    range: [7, 8],
     loc: {
-      start: { column: 5, line: 1 },
-      end: { column: 6, line: 1 },
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/5-AST-Alignment-AST.shot
similarity index 72%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/5-AST-Alignment-AST.shot
index af47a7b5819f..c9aa09767c6d 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-without-value AST Alignment - AST 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-no-init AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
@@ -17,37 +17,37 @@ exports[`AST Fixtures declaration VariableDeclaration var-without-value AST Alig
             id: Identifier {
               type: 'Identifier',
 -             decorators: Array [],
-              name: 'x',
+              name: 'foo',
 -             optional: false,
 
-              range: [4, 5],
+              range: [4, 7],
               loc: {
                 start: { column: 4, line: 1 },
-                end: { column: 5, line: 1 },
+                end: { column: 7, line: 1 },
               },
             },
             init: null,
 
-            range: [4, 5],
+            range: [4, 7],
             loc: {
               start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
+              end: { column: 7, line: 1 },
             },
           },
         ],
 -       declare: false,
         kind: 'var',
 
-        range: [0, 6],
+        range: [0, 8],
         loc: {
           start: { column: 0, line: 1 },
-          end: { column: 6, line: 1 },
+          end: { column: 8, line: 1 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [0, 7],
+    range: [0, 9],
     loc: {
       start: { column: 0, line: 1 },
       end: { column: 0, line: 2 },
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
similarity index 51%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
index 3d401ca8c69e..8ae502837dc6 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-without-value AST Alignment - Token 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-no-init AST Alignment - Token 1`] = `
 "Snapshot Diff:
 Compared values have no visual difference."
 `;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/fixture.ts
new file mode 100644
index 000000000000..5ff8fcd31411
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/fixture.ts
@@ -0,0 +1 @@
+var foo: any = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..cbe1945efc89
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,80 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [9, 12],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [7, 12],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [15, 16],
+            loc: {
+              start: { column: 15, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+
+          range: [4, 16],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 16, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "var",
+
+      range: [0, 17],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 17, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 18],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..7b6b08ec0190
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [4, 7],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [9, 12],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 12, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [16, 17],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..483700e3ed10
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [9, 12],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [7, 12],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+          init: Literal {
+            type: "Literal",
+            raw: "1",
+            value: 1,
+
+            range: [15, 16],
+            loc: {
+              start: { column: 15, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+
+          range: [4, 16],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 16, line: 1 },
+          },
+        },
+      ],
+      kind: "var",
+
+      range: [0, 17],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 17, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 18],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..d8346c2b0f4c
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,76 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "var",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "foo",
+
+    range: [4, 7],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ":",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "any",
+
+    range: [9, 12],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 12, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=",
+
+    range: [13, 14],
+    loc: {
+      start: { column: 13, line: 1 },
+      end: { column: 14, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [15, 16],
+    loc: {
+      start: { column: 15, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [16, 17],
+    loc: {
+      start: { column: 16, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..01054c51a075
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,84 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [9, 12],
+                  loc: {
+                    start: { column: 9, line: 1 },
+                    end: { column: 12, line: 1 },
+                  },
+                },
+
+                range: [7, 12],
+                loc: {
+                  start: { column: 7, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [4, 12],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+            init: Literal {
+              type: 'Literal',
+              raw: '1',
+              value: 1,
+
+              range: [15, 16],
+              loc: {
+                start: { column: 15, line: 1 },
+                end: { column: 16, line: 1 },
+              },
+            },
+
+            range: [4, 16],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 16, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'var',
+
+        range: [0, 17],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 17, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 18],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..778c2f324991
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/fixture.ts
new file mode 100644
index 000000000000..e38b40aa77b2
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/fixture.ts
@@ -0,0 +1 @@
+var foo: any;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..d67a2e33e190
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,70 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-no-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          definite: false,
+          id: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "foo",
+            optional: false,
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [9, 12],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [7, 12],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [4, 12],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 12, line: 1 },
+          },
+        },
+      ],
+      declare: false,
+      kind: "var",
+
+      range: [0, 13],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 14],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
similarity index 55%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
index 68912eb8c571..b0e8bee1ea75 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/2-TSESTree-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-with-value TSESTree - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-no-init TSESTree - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
@@ -14,42 +14,42 @@ exports[`AST Fixtures declaration VariableDeclaration var-with-value TSESTree -
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [4, 5],
+    range: [4, 7],
     loc: {
       start: { column: 4, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 7, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
-    value: "=",
+    value: ":",
 
-    range: [6, 7],
+    range: [7, 8],
     loc: {
-      start: { column: 6, line: 1 },
-      end: { column: 7, line: 1 },
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
     },
   },
-  Numeric {
-    type: "Numeric",
-    value: "1",
+  Identifier {
+    type: "Identifier",
+    value: "any",
 
-    range: [8, 9],
+    range: [9, 12],
     loc: {
-      start: { column: 8, line: 1 },
-      end: { column: 9, line: 1 },
+      start: { column: 9, line: 1 },
+      end: { column: 12, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [9, 10],
+    range: [12, 13],
     loc: {
-      start: { column: 9, line: 1 },
-      end: { column: 10, line: 1 },
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..cd0c7b58d491
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,66 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-no-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    VariableDeclaration {
+      type: "VariableDeclaration",
+      declarations: [
+        VariableDeclarator {
+          type: "VariableDeclarator",
+          id: Identifier {
+            type: "Identifier",
+            name: "foo",
+            typeAnnotation: TSTypeAnnotation {
+              type: "TSTypeAnnotation",
+              typeAnnotation: TSAnyKeyword {
+                type: "TSAnyKeyword",
+
+                range: [9, 12],
+                loc: {
+                  start: { column: 9, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [7, 12],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+          init: null,
+
+          range: [4, 12],
+          loc: {
+            start: { column: 4, line: 1 },
+            end: { column: 12, line: 1 },
+          },
+        },
+      ],
+      kind: "var",
+
+      range: [0, 13],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 13, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 14],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/4-Babel-Tokens.shot
similarity index 55%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/4-Babel-Tokens.shot
index 3e7a7a82f18d..ae6473e6c381 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/4-Babel-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration var-with-value Babel - Tokens 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-no-init Babel - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
@@ -14,42 +14,42 @@ exports[`AST Fixtures declaration VariableDeclaration var-with-value Babel - Tok
   },
   Identifier {
     type: "Identifier",
-    value: "x",
+    value: "foo",
 
-    range: [4, 5],
+    range: [4, 7],
     loc: {
       start: { column: 4, line: 1 },
-      end: { column: 5, line: 1 },
+      end: { column: 7, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
-    value: "=",
+    value: ":",
 
-    range: [6, 7],
+    range: [7, 8],
     loc: {
-      start: { column: 6, line: 1 },
-      end: { column: 7, line: 1 },
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
     },
   },
-  Numeric {
-    type: "Numeric",
-    value: "1",
+  Identifier {
+    type: "Identifier",
+    value: "any",
 
-    range: [8, 9],
+    range: [9, 12],
     loc: {
-      start: { column: 8, line: 1 },
-      end: { column: 9, line: 1 },
+      start: { column: 9, line: 1 },
+      end: { column: 12, line: 1 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ";",
 
-    range: [9, 10],
+    range: [12, 13],
     loc: {
-      start: { column: 9, line: 1 },
-      end: { column: 10, line: 1 },
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..44de412a3657
--- /dev/null
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,74 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-no-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      VariableDeclaration {
+        type: 'VariableDeclaration',
+        declarations: Array [
+          VariableDeclarator {
+            type: 'VariableDeclarator',
+-           definite: false,
+            id: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'foo',
+-             optional: false,
+              typeAnnotation: TSTypeAnnotation {
+                type: 'TSTypeAnnotation',
+                typeAnnotation: TSAnyKeyword {
+                  type: 'TSAnyKeyword',
+
+                  range: [9, 12],
+                  loc: {
+                    start: { column: 9, line: 1 },
+                    end: { column: 12, line: 1 },
+                  },
+                },
+
+                range: [7, 12],
+                loc: {
+                  start: { column: 7, line: 1 },
+                  end: { column: 12, line: 1 },
+                },
+              },
+
+              range: [4, 12],
+              loc: {
+                start: { column: 4, line: 1 },
+                end: { column: 12, line: 1 },
+              },
+            },
+            init: null,
+
+            range: [4, 12],
+            loc: {
+              start: { column: 4, line: 1 },
+              end: { column: 12, line: 1 },
+            },
+          },
+        ],
+-       declare: false,
+        kind: 'var',
+
+        range: [0, 13],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 13, line: 1 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 14],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 2 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
similarity index 50%
rename from packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
index cc37accf3c50..61ce09b93248 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/const-without-value/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-id-type-no-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures declaration VariableDeclaration const-without-value AST Alignment - Token 1`] = `
+exports[`AST Fixtures declaration VariableDeclaration var-id-type-no-init AST Alignment - Token 1`] = `
 "Snapshot Diff:
 Compared values have no visual difference."
 `;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/fixture.ts
deleted file mode 100644
index b506100a909f..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-var x = 1;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/1-TSESTree-AST.shot
deleted file mode 100644
index a0dc5de12b90..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/1-TSESTree-AST.shot
+++ /dev/null
@@ -1,62 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration var-with-value TSESTree - AST 1`] = `
-Program {
-  type: "Program",
-  body: [
-    VariableDeclaration {
-      type: "VariableDeclaration",
-      declarations: [
-        VariableDeclarator {
-          type: "VariableDeclarator",
-          definite: false,
-          id: Identifier {
-            type: "Identifier",
-            decorators: [],
-            name: "x",
-            optional: false,
-
-            range: [4, 5],
-            loc: {
-              start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
-            },
-          },
-          init: Literal {
-            type: "Literal",
-            raw: "1",
-            value: 1,
-
-            range: [8, 9],
-            loc: {
-              start: { column: 8, line: 1 },
-              end: { column: 9, line: 1 },
-            },
-          },
-
-          range: [4, 9],
-          loc: {
-            start: { column: 4, line: 1 },
-            end: { column: 9, line: 1 },
-          },
-        },
-      ],
-      declare: false,
-      kind: "var",
-
-      range: [0, 10],
-      loc: {
-        start: { column: 0, line: 1 },
-        end: { column: 10, line: 1 },
-      },
-    },
-  ],
-  sourceType: "script",
-
-  range: [0, 11],
-  loc: {
-    start: { column: 0, line: 1 },
-    end: { column: 0, line: 2 },
-  },
-}
-`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/3-Babel-AST.shot
deleted file mode 100644
index af4bcbf01be6..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-with-value/snapshots/3-Babel-AST.shot
+++ /dev/null
@@ -1,58 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`AST Fixtures declaration VariableDeclaration var-with-value Babel - AST 1`] = `
-Program {
-  type: "Program",
-  body: [
-    VariableDeclaration {
-      type: "VariableDeclaration",
-      declarations: [
-        VariableDeclarator {
-          type: "VariableDeclarator",
-          id: Identifier {
-            type: "Identifier",
-            name: "x",
-
-            range: [4, 5],
-            loc: {
-              start: { column: 4, line: 1 },
-              end: { column: 5, line: 1 },
-            },
-          },
-          init: Literal {
-            type: "Literal",
-            raw: "1",
-            value: 1,
-
-            range: [8, 9],
-            loc: {
-              start: { column: 8, line: 1 },
-              end: { column: 9, line: 1 },
-            },
-          },
-
-          range: [4, 9],
-          loc: {
-            start: { column: 4, line: 1 },
-            end: { column: 9, line: 1 },
-          },
-        },
-      ],
-      kind: "var",
-
-      range: [0, 10],
-      loc: {
-        start: { column: 0, line: 1 },
-        end: { column: 10, line: 1 },
-      },
-    },
-  ],
-  sourceType: "script",
-
-  range: [0, 11],
-  loc: {
-    start: { column: 0, line: 1 },
-    end: { column: 0, line: 2 },
-  },
-}
-`;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/fixture.ts b/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/fixture.ts
deleted file mode 100644
index 96f6d3a3f15b..000000000000
--- a/packages/ast-spec/src/declaration/VariableDeclaration/fixtures/var-without-value/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-var x;
diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts b/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
index 23a04b683248..4f89f4aaec07 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
@@ -2,15 +2,18 @@ import type { AST_NODE_TYPES } from '../../ast-node-types';
 import type { BaseNode } from '../../base/BaseNode';
 import type {
   LetOrConstOrVarDeclarator,
+  VariableDeclaratorNoInit,
+  VariableDeclaratorMaybeInit,
+  VariableDeclaratorDefiniteAssignment,
   UsingInForOfDeclarator,
-  UsingInNomalConextDeclarator,
+  UsingInNomalContextDeclarator,
 } from '../../special/VariableDeclarator/spec';
 
-export interface LetOrConstOrVarDeclaration extends BaseNode {
+export interface LetOrConstOrVarDeclarationBase extends BaseNode {
   type: AST_NODE_TYPES.VariableDeclaration;
   /**
    * The variables declared by this declaration.
-   * Note that there may be 0 declarations (i.e. `const;`).
+   * Always non-empty.
    * ```
    * let x;
    * let y, z;
@@ -36,18 +39,55 @@ export interface LetOrConstOrVarDeclaration extends BaseNode {
   kind: 'const' | 'let' | 'var';
 }
 
-export interface UsingInNormalContextDeclaration extends BaseNode {
-  type: AST_NODE_TYPES.VariableDeclaration;
+export interface LetOrVarDeclaredDeclaration
+  extends LetOrConstOrVarDeclarationBase {
+  kind: 'let' | 'var';
+  declare: true;
   /**
-   * The variables declared by this declaration.
-   * Note that there may be 0 declarations (i.e. `const;`).
+   * In a `declare let` declaration, the declarators must not have definite assignment
+   * assertions or initializers.
    * ```
-   * using x = 1;
-   * using y =1, z = 2;
+   * declare let x: number;
+   * declare let y, z;
    * ```
    */
-  // TODO(#1852) - this should be guaranteed to have at least 1 element in it.
-  declarations: UsingInNomalConextDeclarator[];
+  declarations: VariableDeclaratorNoInit[];
+}
+
+export interface LetOrVarNonDeclaredDeclaration
+  extends LetOrConstOrVarDeclarationBase {
+  kind: 'let' | 'var';
+  declare: false;
+  /**
+   * In a `let`/`var` declaration, the declarators may have definite assignment
+   * assertions or initializers, but not both.
+   */
+  declarations: (
+    | VariableDeclaratorDefiniteAssignment
+    | VariableDeclaratorMaybeInit
+  )[];
+}
+
+export interface ConstDeclaration extends LetOrConstOrVarDeclarationBase {
+  kind: 'const';
+  /**
+   * In a `declare const` declaration, the declarators may have initializers, but
+   * not definite assignment assertions. Each declarator cannot have both an
+   * initializer and a type annotation.
+   *
+   * Even if the declaration has no `declare`, it may still be ambient and have
+   * no initializer.
+   */
+  declarations: VariableDeclaratorMaybeInit[];
+}
+
+export type LetOrConstOrVarDeclaration =
+  | LetOrVarDeclaredDeclaration
+  | LetOrVarNonDeclaredDeclaration
+  | ConstDeclaration;
+
+interface UsingDeclarationBase extends BaseNode {
+  type: AST_NODE_TYPES.VariableDeclaration;
   /**
    * This value will always be `false`
    * because 'declare' modifier cannot appear on a 'using' declaration.
@@ -63,30 +103,28 @@ export interface UsingInNormalContextDeclaration extends BaseNode {
   kind: 'await using' | 'using';
 }
 
-export interface UsingInForOfDeclaration extends BaseNode {
-  type: AST_NODE_TYPES.VariableDeclaration;
+export interface UsingInNormalContextDeclaration extends UsingDeclarationBase {
   /**
    * The variables declared by this declaration.
-   * Note that there may be 0 declarations (i.e. `const;`).
+   * Always non-empty.
    * ```
-   * for(using x of y){}
+   * using x = 1;
+   * using y = 1, z = 2;
    * ```
    */
-  // TODO - this should be guaranteed to have 1 element in it.
-  declarations: UsingInForOfDeclarator[];
-  /**
-   * This value will always be `false`
-   * because 'declare' modifier cannot appear on a 'using' declaration.
-   */
-  declare: false;
+  // TODO(#1852) - this should be guaranteed to have at least 1 element in it.
+  declarations: UsingInNomalContextDeclarator[];
+}
+
+export interface UsingInForOfDeclaration extends UsingDeclarationBase {
   /**
-   * The keyword used to declare the variable(s)
+   * The variables declared by this declaration.
+   * Always has exactly one element.
    * ```
-   * for(using x of y){}
-   * for(await using x of y){}
+   * for (using x of y) {}
    * ```
    */
-  kind: 'await using' | 'using';
+  declarations: [UsingInForOfDeclarator];
 }
 
 export type UsingDeclaration =
diff --git a/packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/snapshots/1-TSESTree-Error.shot
index ca5dbb187d38..f71c40b3cd20 100644
--- a/packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/snapshots/1-TSESTree-Error.shot
+++ b/packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/snapshots/1-TSESTree-Error.shot
@@ -1,3 +1,12 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures legacy-fixtures basics _error_ var-with-definite-assignment TSESTree - Error 1`] = `"NO ERROR"`;
+exports[`AST Fixtures legacy-fixtures basics _error_ var-with-definite-assignment TSESTree - Error 1`] = `
+"TSError
+  1 | // TODO: This fixture might be too large, and if so should be split up.
+  2 |
+> 3 | const x!: string;
+    |       ^^^^^^^^^^ A definite assignment assertion '!' is not permitted in this context.
+  4 | var y!: number;
+  5 | let z!: object;
+  6 |"
+`;
diff --git a/packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/snapshots/3-Alignment-Error.shot
index 3dcc38e06038..a815026262cf 100644
--- a/packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/snapshots/3-Alignment-Error.shot
+++ b/packages/ast-spec/src/legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/snapshots/3-Alignment-Error.shot
@@ -1,3 +1,3 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures legacy-fixtures basics _error_ var-with-definite-assignment Error Alignment 1`] = `"Babel errored but TSESTree didn't"`;
+exports[`AST Fixtures legacy-fixtures basics _error_ var-with-definite-assignment Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/special/VariableDeclarator/spec.ts b/packages/ast-spec/src/special/VariableDeclarator/spec.ts
index f8246b6a479a..971befefcbd0 100644
--- a/packages/ast-spec/src/special/VariableDeclarator/spec.ts
+++ b/packages/ast-spec/src/special/VariableDeclarator/spec.ts
@@ -4,29 +4,65 @@ import type { Identifier } from '../../expression/Identifier/spec';
 import type { BindingName } from '../../unions/BindingName';
 import type { Expression } from '../../unions/Expression';
 
-export interface LetOrConstOrVarDeclarator extends BaseNode {
+// TODO: these declarator types can probably be refined further, especially
+// their differences when used in different contexts (e.g. for...of)
+interface VariableDeclaratorBase extends BaseNode {
   type: AST_NODE_TYPES.VariableDeclarator;
+  /**
+   * The name(s) of the variable(s).
+   */
   id: BindingName;
+  /**
+   * The initializer expression of the variable. Must be present for `const` unless
+   * in a `declare const`.
+   */
   init: Expression | null;
+  /**
+   * Whether there's definite assignment assertion (`let x!: number`).
+   * If `true`, then: `id` must be an identifier with a type annotation,
+   * `init` must be `null`, and the declarator must be a `var`/`let` declarator.
+   */
   definite: boolean;
 }
 
-export interface UsingInNomalConextDeclarator extends BaseNode {
-  type: AST_NODE_TYPES.VariableDeclarator;
+export interface VariableDeclaratorNoInit extends VariableDeclaratorBase {
+  init: null;
+  definite: false;
+}
+
+export interface VariableDeclaratorMaybeInit extends VariableDeclaratorBase {
+  definite: false;
+}
+
+export interface VariableDeclaratorDefiniteAssignment
+  extends VariableDeclaratorBase {
+  /**
+   * The name of the variable. Must have a type annotation.
+   */
+  id: Identifier;
+  init: null;
+  definite: true;
+}
+
+export type LetOrConstOrVarDeclarator =
+  | VariableDeclaratorDefiniteAssignment
+  | VariableDeclaratorMaybeInit
+  | VariableDeclaratorNoInit;
+
+export interface UsingInNomalContextDeclarator extends VariableDeclaratorBase {
   id: Identifier;
   init: Expression;
-  definite: boolean;
+  definite: false;
 }
 
-export interface UsingInForOfDeclarator extends BaseNode {
-  type: AST_NODE_TYPES.VariableDeclarator;
+export interface UsingInForOfDeclarator extends VariableDeclaratorBase {
   id: Identifier;
   init: null;
-  definite: boolean;
+  definite: false;
 }
 
 export type UsingDeclarator =
   | UsingInForOfDeclarator
-  | UsingInNomalConextDeclarator;
+  | UsingInNomalContextDeclarator;
 
 export type VariableDeclarator = LetOrConstOrVarDeclarator | UsingDeclarator;
diff --git a/packages/ast-spec/tests/fixtures-with-differences-ast.shot b/packages/ast-spec/tests/fixtures-with-differences-ast.shot
index 409216445120..9e862ac31cd9 100644
--- a/packages/ast-spec/tests/fixtures-with-differences-ast.shot
+++ b/packages/ast-spec/tests/fixtures-with-differences-ast.shot
@@ -104,16 +104,42 @@ exports[`AST Fixtures List fixtures with AST differences 1`] = `
   "declaration/TSTypeAliasDeclaration/fixtures/valid/fixture.ts",
   "declaration/VariableDeclaration/fixtures/await-using-multiple-declarations/fixture.ts",
   "declaration/VariableDeclaration/fixtures/await-using-with-value/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/const-with-value/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/const-without-value/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/declare/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/let-with-value/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/let-without-value/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/const-destructure-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/const-destructure-type-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/const-id-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/const-id-type-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-const-destructure-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-const-destructure-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-const-destructure-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-const-id-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-const-id-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-const-id-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-let-id-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-var-destructure-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-var-destructure-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-var-id-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-var-id-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-destructure-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-destructure-type-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-type-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-type-no-init/fixture.ts",
   "declaration/VariableDeclaration/fixtures/multiple-declarations/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/using-id-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/using-id-type-init/fixture.ts",
   "declaration/VariableDeclaration/fixtures/using-multiple-declarations/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/using-with-value/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/var-with-value/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/var-without-value/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/var-destructure-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/var-destructure-type-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/var-id-definite-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/var-id-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/var-id-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/var-id-type-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/var-id-type-no-init/fixture.ts",
   "element/AccessorProperty/fixtures/key-computed-complex/fixture.ts",
   "element/AccessorProperty/fixtures/key-computed-number/fixture.ts",
   "element/AccessorProperty/fixtures/key-computed-string/fixture.ts",
diff --git a/packages/ast-spec/tests/fixtures-with-differences-errors.shot b/packages/ast-spec/tests/fixtures-with-differences-errors.shot
index 3baa5a85efca..17412356fa60 100644
--- a/packages/ast-spec/tests/fixtures-with-differences-errors.shot
+++ b/packages/ast-spec/tests/fixtures-with-differences-errors.shot
@@ -17,6 +17,14 @@ exports[`AST Fixtures List fixtures with Error differences 1`] = `
     "declaration/TSInterfaceDeclaration/fixtures/_error_/missing-type-param/fixture.ts",
     "declaration/TSInterfaceDeclaration/fixtures/_error_/non-identifier-extends/fixture.ts",
     "declaration/TSTypeAliasDeclaration/fixtures/_error_/missing-type-parameter/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/const-destructure-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/const-destructure-type-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/const-id-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/const-id-type-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/let-destructure-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/let-destructure-type-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/var-destructure-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/var-destructure-type-no-init/fixture.ts",
     "element/AccessorProperty/fixtures/_error_/modifier-override-with-no-extends/fixture.ts",
     "legacy-fixtures/basics/fixtures/_error_/await-without-async-function/fixture.ts",
     "legacy-fixtures/basics/fixtures/_error_/class-private-identifier-field-with-accessibility-error/fixture.ts",
@@ -29,7 +37,6 @@ exports[`AST Fixtures List fixtures with Error differences 1`] = `
     "legacy-fixtures/basics/fixtures/_error_/export-with-import-assertions/fixture.ts",
     "legacy-fixtures/basics/fixtures/_error_/import-type-error/fixture.ts",
     "legacy-fixtures/basics/fixtures/_error_/new-target-in-arrow-function-body/fixture.ts",
-    "legacy-fixtures/basics/fixtures/_error_/var-with-definite-assignment/fixture.ts",
     "legacy-fixtures/errorRecovery/fixtures/_error_/empty-type-arguments-in-call-expression/fixture.ts",
     "legacy-fixtures/errorRecovery/fixtures/_error_/empty-type-arguments-in-new-expression/fixture.ts",
     "legacy-fixtures/errorRecovery/fixtures/_error_/empty-type-arguments/fixture.ts",
@@ -49,6 +56,23 @@ exports[`AST Fixtures List fixtures with Error differences 1`] = `
   "TSESTree errored but Babel didn't": [
     "declaration/ExportAllDeclaration/fixtures/_error_/named-non-identifier/fixture.ts",
     "declaration/ExportNamedDeclaration/fixtures/_error_/aliased-literal/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/const-id-definite-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/const-id-definite-type-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/declare-const-id-definite-type-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/declare-let-id-definite-type-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/declare-var-id-definite-type-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/let-id-definite-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/let-id-definite-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/let-id-definite-type-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/using-id-definite-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/using-id-definite-type-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/var-id-definite-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/var-id-definite-no-init/fixture.ts",
+    "declaration/VariableDeclaration/fixtures/_error_/var-id-definite-type-init/fixture.ts",
     "element/AccessorProperty/fixtures/_error_/modifier-abstract-accessor-with-value/fixture.ts",
     "legacy-fixtures/basics/fixtures/_error_/abstract-class-with-abstract-constructor/fixture.ts",
     "legacy-fixtures/expressions/fixtures/_error_/instantiation-expression/fixture.ts",
diff --git a/packages/ast-spec/tests/fixtures-with-differences-tokens.shot b/packages/ast-spec/tests/fixtures-with-differences-tokens.shot
index 43ef25b5170b..55d43529e897 100644
--- a/packages/ast-spec/tests/fixtures-with-differences-tokens.shot
+++ b/packages/ast-spec/tests/fixtures-with-differences-tokens.shot
@@ -18,9 +18,17 @@ exports[`AST Fixtures List fixtures with Token differences 1`] = `
   "declaration/TSInterfaceDeclaration/fixtures/type-param-many/fixture.ts",
   "declaration/TSInterfaceDeclaration/fixtures/type-param-one/fixture.ts",
   "declaration/TSInterfaceDeclaration/fixtures/with-member-one/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/declare/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/let-with-value/fixture.ts",
-  "declaration/VariableDeclaration/fixtures/let-without-value/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-let-destructure-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-let-destructure-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-let-id-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/declare-let-id-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-destructure-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-destructure-type-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-definite-type-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-no-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-type-init/fixture.ts",
+  "declaration/VariableDeclaration/fixtures/let-id-type-no-init/fixture.ts",
   "declaration/VariableDeclaration/fixtures/multiple-declarations/fixture.ts",
   "element/AccessorProperty/fixtures/key-private/fixture.ts",
   "element/AccessorProperty/fixtures/modifier-private/fixture.ts",
diff --git a/packages/eslint-plugin/src/rules/indent.ts b/packages/eslint-plugin/src/rules/indent.ts
index 9ebb23d75844..f24111e9f4a8 100644
--- a/packages/eslint-plugin/src/rules/indent.ts
+++ b/packages/eslint-plugin/src/rules/indent.ts
@@ -306,7 +306,7 @@ export default createRule<Options, MessageIds>({
                 range: moduleReference.range,
                 loc: moduleReference.loc,
               },
-            } as TSESTree.VariableDeclarator,
+            } as TSESTree.VariableDeclaratorMaybeInit,
           ],
           declare: false,
 
diff --git a/packages/typescript-estree/src/convert.ts b/packages/typescript-estree/src/convert.ts
index 9d068cbf2432..7c4783407699 100644
--- a/packages/typescript-estree/src/convert.ts
+++ b/packages/typescript-estree/src/convert.ts
@@ -990,15 +990,34 @@ export class Converter {
       }
 
       case SyntaxKind.VariableDeclaration: {
+        const definite = !!node.exclamationToken;
+        const init = this.convertChild(node.initializer);
+        const id = this.convertBindingNameWithTypeAnnotation(
+          node.name,
+          node.type,
+          node,
+        );
+        if (definite) {
+          if (init) {
+            this.#throwError(
+              node,
+              'Declarations with initializers cannot also have definite assignment assertions.',
+            );
+          } else if (
+            id.type !== AST_NODE_TYPES.Identifier ||
+            !id.typeAnnotation
+          ) {
+            this.#throwError(
+              node,
+              'Declarations with definite assignment assertions must also have type annotations.',
+            );
+          }
+        }
         return this.createNode<TSESTree.VariableDeclarator>(node, {
           type: AST_NODE_TYPES.VariableDeclarator,
-          definite: !!node.exclamationToken,
-          id: this.convertBindingNameWithTypeAnnotation(
-            node.name,
-            node.type,
-            node,
-          ),
-          init: this.convertChild(node.initializer),
+          definite,
+          id,
+          init,
         });
       }
 
@@ -1034,6 +1053,41 @@ export class Converter {
             }
           });
         }
+        // Definite assignment only allowed for non-declare let and var
+        if (
+          result.declare ||
+          ['using', 'await using', 'const'].includes(result.kind)
+        ) {
+          node.declarationList.declarations.forEach((declaration, i) => {
+            if (result.declarations[i].definite) {
+              this.#throwError(
+                declaration,
+                `A definite assignment assertion '!' is not permitted in this context.`,
+              );
+            }
+          });
+        }
+        if (result.declare) {
+          node.declarationList.declarations.forEach((declaration, i) => {
+            if (
+              result.declarations[i].init &&
+              (['let', 'var'].includes(result.kind) ||
+                result.declarations[i].id.typeAnnotation)
+            ) {
+              this.#throwError(
+                declaration,
+                `Initializers are not permitted in ambient contexts.`,
+              );
+            }
+          });
+          // Theoretically, only certain initializers are allowed for declare const,
+          // (TS1254: A 'const' initializer in an ambient context must be a string
+          // or numeric literal or literal enum reference.) but we just allow
+          // all expressions
+        }
+        // Note! No-declare does not mean the variable is not ambient, because
+        // it can be further nested in other declare contexts. Therefore we cannot
+        // check for const initializers.
 
         /**
          * Semantically, decorators are not allowed on variable declarations,

From cea3f68537835e53a86b5beee715eed301aa0732 Mon Sep 17 00:00:00 2001
From: Joshua Chen <sidachen2003@gmail.com>
Date: Mon, 3 Jun 2024 23:23:30 +0800
Subject: [PATCH 2/8] Fix test

---
 .../tests/rules/init-declarations.test.ts        | 16 ----------------
 .../rules/no-unused-vars/no-unused-vars.test.ts  |  6 +++---
 2 files changed, 3 insertions(+), 19 deletions(-)

diff --git a/packages/eslint-plugin/tests/rules/init-declarations.test.ts b/packages/eslint-plugin/tests/rules/init-declarations.test.ts
index f284cd101853..f402e862ae7c 100644
--- a/packages/eslint-plugin/tests/rules/init-declarations.test.ts
+++ b/packages/eslint-plugin/tests/rules/init-declarations.test.ts
@@ -313,11 +313,6 @@ interface IEmployee {
       `,
       options: ['never'],
     },
-    {
-      code: "declare const foo: number = 'asd';",
-      options: ['always'],
-    },
-
     {
       code: "const foo: number = 'asd';",
       options: ['always'],
@@ -713,17 +708,6 @@ const class1 = class NAME {
         },
       ],
     },
-    {
-      code: "declare var foo: number = 'asd';",
-      options: ['never'],
-      errors: [
-        {
-          messageId: 'notInitialized',
-          data: { idName: 'foo' },
-          type: AST_NODE_TYPES.VariableDeclarator,
-        },
-      ],
-    },
     {
       code: `
 namespace myLib {
diff --git a/packages/eslint-plugin/tests/rules/no-unused-vars/no-unused-vars.test.ts b/packages/eslint-plugin/tests/rules/no-unused-vars/no-unused-vars.test.ts
index c810f351c0ae..edb14ee3db71 100644
--- a/packages/eslint-plugin/tests/rules/no-unused-vars/no-unused-vars.test.ts
+++ b/packages/eslint-plugin/tests/rules/no-unused-vars/no-unused-vars.test.ts
@@ -829,9 +829,9 @@ declare class Clazz {}
 declare function func();
 declare enum Enum {}
 declare namespace Name {}
-declare const v1 = 1;
-declare var v2 = 1;
-declare let v3 = 1;
+declare const v1;
+declare var v2;
+declare let v3;
 declare const { v4 };
 declare const { v4: v5 };
 declare const [v6];

From f894e218c75c7ca8b77be28b829094cdeb0c8531 Mon Sep 17 00:00:00 2001
From: Joshua Chen <sidachen2003@gmail.com>
Date: Mon, 3 Jun 2024 23:49:51 +0800
Subject: [PATCH 3/8] Ok linter

---
 .../src/declaration/VariableDeclaration/spec.ts        | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts b/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
index 4f89f4aaec07..c05995667190 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
@@ -2,11 +2,11 @@ import type { AST_NODE_TYPES } from '../../ast-node-types';
 import type { BaseNode } from '../../base/BaseNode';
 import type {
   LetOrConstOrVarDeclarator,
-  VariableDeclaratorNoInit,
-  VariableDeclaratorMaybeInit,
-  VariableDeclaratorDefiniteAssignment,
   UsingInForOfDeclarator,
   UsingInNomalContextDeclarator,
+  VariableDeclaratorDefiniteAssignment,
+  VariableDeclaratorMaybeInit,
+  VariableDeclaratorNoInit,
 } from '../../special/VariableDeclarator/spec';
 
 export interface LetOrConstOrVarDeclarationBase extends BaseNode {
@@ -82,9 +82,9 @@ export interface ConstDeclaration extends LetOrConstOrVarDeclarationBase {
 }
 
 export type LetOrConstOrVarDeclaration =
+  | ConstDeclaration
   | LetOrVarDeclaredDeclaration
-  | LetOrVarNonDeclaredDeclaration
-  | ConstDeclaration;
+  | LetOrVarNonDeclaredDeclaration;
 
 interface UsingDeclarationBase extends BaseNode {
   type: AST_NODE_TYPES.VariableDeclaration;

From 5220af0340d37e6c40ba4d76142700fa70c7f7cb Mon Sep 17 00:00:00 2001
From: Joshua Chen <sidachen2003@gmail.com>
Date: Tue, 4 Jun 2024 18:42:08 +0800
Subject: [PATCH 4/8] Fix for...of loop checking logic, other review

---
 .../declaration/VariableDeclaration/spec.ts   |   8 +-
 .../src/special/VariableDeclarator/spec.ts    |   4 +-
 .../fixtures/expr-init/fixture.ts             |  10 +
 .../expr-init/snapshots/1-TSESTree-AST.shot   | 335 ++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          | 506 ++++++++++++++++++
 .../expr-init/snapshots/3-Babel-AST.shot      | 309 +++++++++++
 .../expr-init/snapshots/4-Babel-Tokens.shot   | 506 ++++++++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 339 ++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/_error_/decl-definite/fixture.ts |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixtures/_error_/decl-init/fixture.ts     |   1 +
 .../decl-init/snapshots/1-TSESTree-Error.shot |   8 +
 .../decl-init/snapshots/2-Babel-Error.shot    |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixtures/_error_/decl-multi/fixture.ts    |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 +
 .../decl-multi/snapshots/2-Babel-Error.shot   |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixtures/_error_/decl-type/fixture.ts     |   1 +
 .../decl-type/snapshots/1-TSESTree-Error.shot |   8 +
 .../decl-type/snapshots/2-Babel-Error.shot    |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../expr-not-assignment-target/fixture.ts     |   1 +
 .../snapshots/1-TSESTree-Error.shot           |   8 +
 .../snapshots/2-Babel-Error.shot              |   3 +
 .../snapshots/3-Alignment-Error.shot          |   3 +
 .../fixtures/expr-init/fixture.ts             |   8 +
 .../expr-init/snapshots/1-TSESTree-AST.shot   | 339 ++++++++++++
 .../snapshots/2-TSESTree-Tokens.shot          | 506 ++++++++++++++++++
 .../expr-init/snapshots/3-Babel-AST.shot      | 313 +++++++++++
 .../expr-init/snapshots/4-Babel-Tokens.shot   | 506 ++++++++++++++++++
 .../snapshots/5-AST-Alignment-AST.shot        | 343 ++++++++++++
 .../snapshots/6-AST-Alignment-Tokens.shot     |   6 +
 .../fixtures/using-declaration/fixture.ts     |   2 +
 .../snapshots/1-TSESTree-AST.shot             |   2 +-
 .../snapshots/2-TSESTree-Tokens.shot          |   2 +-
 .../snapshots/3-Babel-AST.shot                |   2 +-
 .../snapshots/4-Babel-Tokens.shot             |   2 +-
 .../snapshots/5-AST-Alignment-AST.shot        |   2 +-
 .../snapshots/6-AST-Alignment-Tokens.shot     |   2 +-
 .../fixtures/using-decralation/fixture.ts     |   1 -
 .../tests/fixtures-with-differences-ast.shot  |   4 +-
 .../fixtures-with-differences-errors.shot     |   2 +
 packages/typescript-estree/src/convert.ts     |  45 +-
 packages/typescript-estree/src/node-utils.ts  |   2 +
 48 files changed, 4168 insertions(+), 19 deletions(-)
 create mode 100644 packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/fixture.ts
 create mode 100644 packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/fixture.ts
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/fixture.ts
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/fixture.ts
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/fixture.ts
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/fixture.ts
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/3-Alignment-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/fixture.ts
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/6-AST-Alignment-Tokens.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/fixture.ts
 rename packages/ast-spec/src/statement/ForOfStatement/fixtures/{using-decralation => using-declaration}/snapshots/1-TSESTree-AST.shot (96%)
 rename packages/ast-spec/src/statement/ForOfStatement/fixtures/{using-decralation => using-declaration}/snapshots/2-TSESTree-Tokens.shot (96%)
 rename packages/ast-spec/src/statement/ForOfStatement/fixtures/{using-decralation => using-declaration}/snapshots/3-Babel-AST.shot (96%)
 rename packages/ast-spec/src/statement/ForOfStatement/fixtures/{using-decralation => using-declaration}/snapshots/4-Babel-Tokens.shot (96%)
 rename packages/ast-spec/src/statement/ForOfStatement/fixtures/{using-decralation => using-declaration}/snapshots/5-AST-Alignment-AST.shot (96%)
 rename packages/ast-spec/src/statement/ForOfStatement/fixtures/{using-decralation => using-declaration}/snapshots/6-AST-Alignment-Tokens.shot (68%)
 delete mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/fixture.ts

diff --git a/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts b/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
index c05995667190..c38d3834be40 100644
--- a/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
+++ b/packages/ast-spec/src/declaration/VariableDeclaration/spec.ts
@@ -3,13 +3,13 @@ import type { BaseNode } from '../../base/BaseNode';
 import type {
   LetOrConstOrVarDeclarator,
   UsingInForOfDeclarator,
-  UsingInNomalContextDeclarator,
+  UsingInNormalContextDeclarator,
   VariableDeclaratorDefiniteAssignment,
   VariableDeclaratorMaybeInit,
   VariableDeclaratorNoInit,
 } from '../../special/VariableDeclarator/spec';
 
-export interface LetOrConstOrVarDeclarationBase extends BaseNode {
+interface LetOrConstOrVarDeclarationBase extends BaseNode {
   type: AST_NODE_TYPES.VariableDeclaration;
   /**
    * The variables declared by this declaration.
@@ -19,7 +19,6 @@ export interface LetOrConstOrVarDeclarationBase extends BaseNode {
    * let y, z;
    * ```
    */
-  // TODO(#1852) - this should be guaranteed to have at least 1 element in it.
   declarations: LetOrConstOrVarDeclarator[];
   /**
    * Whether the declaration is `declare`d
@@ -112,8 +111,7 @@ export interface UsingInNormalContextDeclaration extends UsingDeclarationBase {
    * using y = 1, z = 2;
    * ```
    */
-  // TODO(#1852) - this should be guaranteed to have at least 1 element in it.
-  declarations: UsingInNomalContextDeclarator[];
+  declarations: UsingInNormalContextDeclarator[];
 }
 
 export interface UsingInForOfDeclaration extends UsingDeclarationBase {
diff --git a/packages/ast-spec/src/special/VariableDeclarator/spec.ts b/packages/ast-spec/src/special/VariableDeclarator/spec.ts
index 971befefcbd0..12b0b83c3862 100644
--- a/packages/ast-spec/src/special/VariableDeclarator/spec.ts
+++ b/packages/ast-spec/src/special/VariableDeclarator/spec.ts
@@ -49,7 +49,7 @@ export type LetOrConstOrVarDeclarator =
   | VariableDeclaratorMaybeInit
   | VariableDeclaratorNoInit;
 
-export interface UsingInNomalContextDeclarator extends VariableDeclaratorBase {
+export interface UsingInNormalContextDeclarator extends VariableDeclaratorBase {
   id: Identifier;
   init: Expression;
   definite: false;
@@ -63,6 +63,6 @@ export interface UsingInForOfDeclarator extends VariableDeclaratorBase {
 
 export type UsingDeclarator =
   | UsingInForOfDeclarator
-  | UsingInNomalContextDeclarator;
+  | UsingInNormalContextDeclarator;
 
 export type VariableDeclarator = LetOrConstOrVarDeclarator | UsingDeclarator;
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/fixture.ts b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/fixture.ts
new file mode 100644
index 000000000000..49a2cb06c7ff
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/fixture.ts
@@ -0,0 +1,10 @@
+// NOTE: TS2491: The left-hand side of a 'for...in' statement cannot be a destructuring pattern.
+// But this is valid JavaScript
+for ({ x, y } in []) {
+}
+for ([x, y] in []) {
+}
+for (x.y in []) {
+}
+for (x as T in []) {
+}
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..c1a465d714bc
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,335 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForInStatement expr-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    ForInStatement {
+      type: "ForInStatement",
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [150, 152],
+        loc: {
+          start: { column: 21, line: 3 },
+          end: { column: 23, line: 3 },
+        },
+      },
+      left: ObjectPattern {
+        type: "ObjectPattern",
+        decorators: [],
+        optional: false,
+        properties: [
+          Property {
+            type: "Property",
+            computed: false,
+            key: Identifier {
+              type: "Identifier",
+              decorators: [],
+              name: "x",
+              optional: false,
+
+              range: [136, 137],
+              loc: {
+                start: { column: 7, line: 3 },
+                end: { column: 8, line: 3 },
+              },
+            },
+            kind: "init",
+            method: false,
+            optional: false,
+            shorthand: true,
+            value: Identifier {
+              type: "Identifier",
+              decorators: [],
+              name: "x",
+              optional: false,
+
+              range: [136, 137],
+              loc: {
+                start: { column: 7, line: 3 },
+                end: { column: 8, line: 3 },
+              },
+            },
+
+            range: [136, 137],
+            loc: {
+              start: { column: 7, line: 3 },
+              end: { column: 8, line: 3 },
+            },
+          },
+          Property {
+            type: "Property",
+            computed: false,
+            key: Identifier {
+              type: "Identifier",
+              decorators: [],
+              name: "y",
+              optional: false,
+
+              range: [139, 140],
+              loc: {
+                start: { column: 10, line: 3 },
+                end: { column: 11, line: 3 },
+              },
+            },
+            kind: "init",
+            method: false,
+            optional: false,
+            shorthand: true,
+            value: Identifier {
+              type: "Identifier",
+              decorators: [],
+              name: "y",
+              optional: false,
+
+              range: [139, 140],
+              loc: {
+                start: { column: 10, line: 3 },
+                end: { column: 11, line: 3 },
+              },
+            },
+
+            range: [139, 140],
+            loc: {
+              start: { column: 10, line: 3 },
+              end: { column: 11, line: 3 },
+            },
+          },
+        ],
+
+        range: [134, 142],
+        loc: {
+          start: { column: 5, line: 3 },
+          end: { column: 13, line: 3 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [146, 148],
+        loc: {
+          start: { column: 17, line: 3 },
+          end: { column: 19, line: 3 },
+        },
+      },
+
+      range: [129, 152],
+      loc: {
+        start: { column: 0, line: 3 },
+        end: { column: 23, line: 3 },
+      },
+    },
+    ForInStatement {
+      type: "ForInStatement",
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [172, 174],
+        loc: {
+          start: { column: 19, line: 4 },
+          end: { column: 21, line: 4 },
+        },
+      },
+      left: ArrayPattern {
+        type: "ArrayPattern",
+        decorators: [],
+        elements: [
+          Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "x",
+            optional: false,
+
+            range: [159, 160],
+            loc: {
+              start: { column: 6, line: 4 },
+              end: { column: 7, line: 4 },
+            },
+          },
+          Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "y",
+            optional: false,
+
+            range: [162, 163],
+            loc: {
+              start: { column: 9, line: 4 },
+              end: { column: 10, line: 4 },
+            },
+          },
+        ],
+        optional: false,
+
+        range: [158, 164],
+        loc: {
+          start: { column: 5, line: 4 },
+          end: { column: 11, line: 4 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [168, 170],
+        loc: {
+          start: { column: 15, line: 4 },
+          end: { column: 17, line: 4 },
+        },
+      },
+
+      range: [153, 174],
+      loc: {
+        start: { column: 0, line: 4 },
+        end: { column: 21, line: 4 },
+      },
+    },
+    ForInStatement {
+      type: "ForInStatement",
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [191, 193],
+        loc: {
+          start: { column: 16, line: 5 },
+          end: { column: 18, line: 5 },
+        },
+      },
+      left: MemberExpression {
+        type: "MemberExpression",
+        computed: false,
+        object: Identifier {
+          type: "Identifier",
+          decorators: [],
+          name: "x",
+          optional: false,
+
+          range: [180, 181],
+          loc: {
+            start: { column: 5, line: 5 },
+            end: { column: 6, line: 5 },
+          },
+        },
+        optional: false,
+        property: Identifier {
+          type: "Identifier",
+          decorators: [],
+          name: "y",
+          optional: false,
+
+          range: [182, 183],
+          loc: {
+            start: { column: 7, line: 5 },
+            end: { column: 8, line: 5 },
+          },
+        },
+
+        range: [180, 183],
+        loc: {
+          start: { column: 5, line: 5 },
+          end: { column: 8, line: 5 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [187, 189],
+        loc: {
+          start: { column: 12, line: 5 },
+          end: { column: 14, line: 5 },
+        },
+      },
+
+      range: [175, 193],
+      loc: {
+        start: { column: 0, line: 5 },
+        end: { column: 18, line: 5 },
+      },
+    },
+    ForInStatement {
+      type: "ForInStatement",
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [215, 217],
+        loc: {
+          start: { column: 21, line: 6 },
+          end: { column: 23, line: 6 },
+        },
+      },
+      left: TSAsExpression {
+        type: "TSAsExpression",
+        expression: Identifier {
+          type: "Identifier",
+          decorators: [],
+          name: "x",
+          optional: false,
+
+          range: [200, 201],
+          loc: {
+            start: { column: 6, line: 6 },
+            end: { column: 7, line: 6 },
+          },
+        },
+        typeAnnotation: TSTypeReference {
+          type: "TSTypeReference",
+          typeName: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "T",
+            optional: false,
+
+            range: [205, 206],
+            loc: {
+              start: { column: 11, line: 6 },
+              end: { column: 12, line: 6 },
+            },
+          },
+
+          range: [205, 206],
+          loc: {
+            start: { column: 11, line: 6 },
+            end: { column: 12, line: 6 },
+          },
+        },
+
+        range: [200, 206],
+        loc: {
+          start: { column: 6, line: 6 },
+          end: { column: 12, line: 6 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [211, 213],
+        loc: {
+          start: { column: 17, line: 6 },
+          end: { column: 19, line: 6 },
+        },
+      },
+
+      range: [194, 217],
+      loc: {
+        start: { column: 0, line: 6 },
+        end: { column: 23, line: 6 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [129, 218],
+  loc: {
+    start: { column: 0, line: 3 },
+    end: { column: 0, line: 7 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..cd1783a9f401
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,506 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForInStatement expr-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [129, 132],
+    loc: {
+      start: { column: 0, line: 3 },
+      end: { column: 3, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [133, 134],
+    loc: {
+      start: { column: 4, line: 3 },
+      end: { column: 5, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [134, 135],
+    loc: {
+      start: { column: 5, line: 3 },
+      end: { column: 6, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [136, 137],
+    loc: {
+      start: { column: 7, line: 3 },
+      end: { column: 8, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [137, 138],
+    loc: {
+      start: { column: 8, line: 3 },
+      end: { column: 9, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [139, 140],
+    loc: {
+      start: { column: 10, line: 3 },
+      end: { column: 11, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [141, 142],
+    loc: {
+      start: { column: 12, line: 3 },
+      end: { column: 13, line: 3 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "in",
+
+    range: [143, 145],
+    loc: {
+      start: { column: 14, line: 3 },
+      end: { column: 16, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [146, 147],
+    loc: {
+      start: { column: 17, line: 3 },
+      end: { column: 18, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [147, 148],
+    loc: {
+      start: { column: 18, line: 3 },
+      end: { column: 19, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [148, 149],
+    loc: {
+      start: { column: 19, line: 3 },
+      end: { column: 20, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [150, 151],
+    loc: {
+      start: { column: 21, line: 3 },
+      end: { column: 22, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [151, 152],
+    loc: {
+      start: { column: 22, line: 3 },
+      end: { column: 23, line: 3 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [153, 156],
+    loc: {
+      start: { column: 0, line: 4 },
+      end: { column: 3, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [157, 158],
+    loc: {
+      start: { column: 4, line: 4 },
+      end: { column: 5, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [158, 159],
+    loc: {
+      start: { column: 5, line: 4 },
+      end: { column: 6, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [159, 160],
+    loc: {
+      start: { column: 6, line: 4 },
+      end: { column: 7, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [160, 161],
+    loc: {
+      start: { column: 7, line: 4 },
+      end: { column: 8, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [162, 163],
+    loc: {
+      start: { column: 9, line: 4 },
+      end: { column: 10, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [163, 164],
+    loc: {
+      start: { column: 10, line: 4 },
+      end: { column: 11, line: 4 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "in",
+
+    range: [165, 167],
+    loc: {
+      start: { column: 12, line: 4 },
+      end: { column: 14, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [168, 169],
+    loc: {
+      start: { column: 15, line: 4 },
+      end: { column: 16, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [169, 170],
+    loc: {
+      start: { column: 16, line: 4 },
+      end: { column: 17, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [170, 171],
+    loc: {
+      start: { column: 17, line: 4 },
+      end: { column: 18, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [172, 173],
+    loc: {
+      start: { column: 19, line: 4 },
+      end: { column: 20, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [173, 174],
+    loc: {
+      start: { column: 20, line: 4 },
+      end: { column: 21, line: 4 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [175, 178],
+    loc: {
+      start: { column: 0, line: 5 },
+      end: { column: 3, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [179, 180],
+    loc: {
+      start: { column: 4, line: 5 },
+      end: { column: 5, line: 5 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [180, 181],
+    loc: {
+      start: { column: 5, line: 5 },
+      end: { column: 6, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ".",
+
+    range: [181, 182],
+    loc: {
+      start: { column: 6, line: 5 },
+      end: { column: 7, line: 5 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [182, 183],
+    loc: {
+      start: { column: 7, line: 5 },
+      end: { column: 8, line: 5 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "in",
+
+    range: [184, 186],
+    loc: {
+      start: { column: 9, line: 5 },
+      end: { column: 11, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [187, 188],
+    loc: {
+      start: { column: 12, line: 5 },
+      end: { column: 13, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [188, 189],
+    loc: {
+      start: { column: 13, line: 5 },
+      end: { column: 14, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [189, 190],
+    loc: {
+      start: { column: 14, line: 5 },
+      end: { column: 15, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [191, 192],
+    loc: {
+      start: { column: 16, line: 5 },
+      end: { column: 17, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [192, 193],
+    loc: {
+      start: { column: 17, line: 5 },
+      end: { column: 18, line: 5 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [194, 197],
+    loc: {
+      start: { column: 0, line: 6 },
+      end: { column: 3, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [198, 199],
+    loc: {
+      start: { column: 4, line: 6 },
+      end: { column: 5, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [199, 200],
+    loc: {
+      start: { column: 5, line: 6 },
+      end: { column: 6, line: 6 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [200, 201],
+    loc: {
+      start: { column: 6, line: 6 },
+      end: { column: 7, line: 6 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "as",
+
+    range: [202, 204],
+    loc: {
+      start: { column: 8, line: 6 },
+      end: { column: 10, line: 6 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "T",
+
+    range: [205, 206],
+    loc: {
+      start: { column: 11, line: 6 },
+      end: { column: 12, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [206, 207],
+    loc: {
+      start: { column: 12, line: 6 },
+      end: { column: 13, line: 6 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "in",
+
+    range: [208, 210],
+    loc: {
+      start: { column: 14, line: 6 },
+      end: { column: 16, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [211, 212],
+    loc: {
+      start: { column: 17, line: 6 },
+      end: { column: 18, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [212, 213],
+    loc: {
+      start: { column: 18, line: 6 },
+      end: { column: 19, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [213, 214],
+    loc: {
+      start: { column: 19, line: 6 },
+      end: { column: 20, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [215, 216],
+    loc: {
+      start: { column: 21, line: 6 },
+      end: { column: 22, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [216, 217],
+    loc: {
+      start: { column: 22, line: 6 },
+      end: { column: 23, line: 6 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..16c9d6e357e8
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,309 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForInStatement expr-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    ForInStatement {
+      type: "ForInStatement",
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [150, 152],
+        loc: {
+          start: { column: 21, line: 3 },
+          end: { column: 23, line: 3 },
+        },
+      },
+      left: ObjectPattern {
+        type: "ObjectPattern",
+        properties: [
+          Property {
+            type: "Property",
+            computed: false,
+            key: Identifier {
+              type: "Identifier",
+              name: "x",
+
+              range: [136, 137],
+              loc: {
+                start: { column: 7, line: 3 },
+                end: { column: 8, line: 3 },
+              },
+            },
+            kind: "init",
+            method: false,
+            shorthand: true,
+            value: Identifier {
+              type: "Identifier",
+              name: "x",
+
+              range: [136, 137],
+              loc: {
+                start: { column: 7, line: 3 },
+                end: { column: 8, line: 3 },
+              },
+            },
+
+            range: [136, 137],
+            loc: {
+              start: { column: 7, line: 3 },
+              end: { column: 8, line: 3 },
+            },
+          },
+          Property {
+            type: "Property",
+            computed: false,
+            key: Identifier {
+              type: "Identifier",
+              name: "y",
+
+              range: [139, 140],
+              loc: {
+                start: { column: 10, line: 3 },
+                end: { column: 11, line: 3 },
+              },
+            },
+            kind: "init",
+            method: false,
+            shorthand: true,
+            value: Identifier {
+              type: "Identifier",
+              name: "y",
+
+              range: [139, 140],
+              loc: {
+                start: { column: 10, line: 3 },
+                end: { column: 11, line: 3 },
+              },
+            },
+
+            range: [139, 140],
+            loc: {
+              start: { column: 10, line: 3 },
+              end: { column: 11, line: 3 },
+            },
+          },
+        ],
+
+        range: [134, 142],
+        loc: {
+          start: { column: 5, line: 3 },
+          end: { column: 13, line: 3 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [146, 148],
+        loc: {
+          start: { column: 17, line: 3 },
+          end: { column: 19, line: 3 },
+        },
+      },
+
+      range: [129, 152],
+      loc: {
+        start: { column: 0, line: 3 },
+        end: { column: 23, line: 3 },
+      },
+    },
+    ForInStatement {
+      type: "ForInStatement",
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [172, 174],
+        loc: {
+          start: { column: 19, line: 4 },
+          end: { column: 21, line: 4 },
+        },
+      },
+      left: ArrayPattern {
+        type: "ArrayPattern",
+        elements: [
+          Identifier {
+            type: "Identifier",
+            name: "x",
+
+            range: [159, 160],
+            loc: {
+              start: { column: 6, line: 4 },
+              end: { column: 7, line: 4 },
+            },
+          },
+          Identifier {
+            type: "Identifier",
+            name: "y",
+
+            range: [162, 163],
+            loc: {
+              start: { column: 9, line: 4 },
+              end: { column: 10, line: 4 },
+            },
+          },
+        ],
+
+        range: [158, 164],
+        loc: {
+          start: { column: 5, line: 4 },
+          end: { column: 11, line: 4 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [168, 170],
+        loc: {
+          start: { column: 15, line: 4 },
+          end: { column: 17, line: 4 },
+        },
+      },
+
+      range: [153, 174],
+      loc: {
+        start: { column: 0, line: 4 },
+        end: { column: 21, line: 4 },
+      },
+    },
+    ForInStatement {
+      type: "ForInStatement",
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [191, 193],
+        loc: {
+          start: { column: 16, line: 5 },
+          end: { column: 18, line: 5 },
+        },
+      },
+      left: MemberExpression {
+        type: "MemberExpression",
+        computed: false,
+        object: Identifier {
+          type: "Identifier",
+          name: "x",
+
+          range: [180, 181],
+          loc: {
+            start: { column: 5, line: 5 },
+            end: { column: 6, line: 5 },
+          },
+        },
+        optional: false,
+        property: Identifier {
+          type: "Identifier",
+          name: "y",
+
+          range: [182, 183],
+          loc: {
+            start: { column: 7, line: 5 },
+            end: { column: 8, line: 5 },
+          },
+        },
+
+        range: [180, 183],
+        loc: {
+          start: { column: 5, line: 5 },
+          end: { column: 8, line: 5 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [187, 189],
+        loc: {
+          start: { column: 12, line: 5 },
+          end: { column: 14, line: 5 },
+        },
+      },
+
+      range: [175, 193],
+      loc: {
+        start: { column: 0, line: 5 },
+        end: { column: 18, line: 5 },
+      },
+    },
+    ForInStatement {
+      type: "ForInStatement",
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [215, 217],
+        loc: {
+          start: { column: 21, line: 6 },
+          end: { column: 23, line: 6 },
+        },
+      },
+      left: TSAsExpression {
+        type: "TSAsExpression",
+        expression: Identifier {
+          type: "Identifier",
+          name: "x",
+
+          range: [200, 201],
+          loc: {
+            start: { column: 6, line: 6 },
+            end: { column: 7, line: 6 },
+          },
+        },
+        typeAnnotation: TSTypeReference {
+          type: "TSTypeReference",
+          typeName: Identifier {
+            type: "Identifier",
+            name: "T",
+
+            range: [205, 206],
+            loc: {
+              start: { column: 11, line: 6 },
+              end: { column: 12, line: 6 },
+            },
+          },
+
+          range: [205, 206],
+          loc: {
+            start: { column: 11, line: 6 },
+            end: { column: 12, line: 6 },
+          },
+        },
+
+        range: [200, 206],
+        loc: {
+          start: { column: 6, line: 6 },
+          end: { column: 12, line: 6 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [211, 213],
+        loc: {
+          start: { column: 17, line: 6 },
+          end: { column: 19, line: 6 },
+        },
+      },
+
+      range: [194, 217],
+      loc: {
+        start: { column: 0, line: 6 },
+        end: { column: 23, line: 6 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [129, 218],
+  loc: {
+    start: { column: 0, line: 3 },
+    end: { column: 0, line: 7 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..56cec4813296
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,506 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForInStatement expr-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [129, 132],
+    loc: {
+      start: { column: 0, line: 3 },
+      end: { column: 3, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [133, 134],
+    loc: {
+      start: { column: 4, line: 3 },
+      end: { column: 5, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [134, 135],
+    loc: {
+      start: { column: 5, line: 3 },
+      end: { column: 6, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [136, 137],
+    loc: {
+      start: { column: 7, line: 3 },
+      end: { column: 8, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [137, 138],
+    loc: {
+      start: { column: 8, line: 3 },
+      end: { column: 9, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [139, 140],
+    loc: {
+      start: { column: 10, line: 3 },
+      end: { column: 11, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [141, 142],
+    loc: {
+      start: { column: 12, line: 3 },
+      end: { column: 13, line: 3 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "in",
+
+    range: [143, 145],
+    loc: {
+      start: { column: 14, line: 3 },
+      end: { column: 16, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [146, 147],
+    loc: {
+      start: { column: 17, line: 3 },
+      end: { column: 18, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [147, 148],
+    loc: {
+      start: { column: 18, line: 3 },
+      end: { column: 19, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [148, 149],
+    loc: {
+      start: { column: 19, line: 3 },
+      end: { column: 20, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [150, 151],
+    loc: {
+      start: { column: 21, line: 3 },
+      end: { column: 22, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [151, 152],
+    loc: {
+      start: { column: 22, line: 3 },
+      end: { column: 23, line: 3 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [153, 156],
+    loc: {
+      start: { column: 0, line: 4 },
+      end: { column: 3, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [157, 158],
+    loc: {
+      start: { column: 4, line: 4 },
+      end: { column: 5, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [158, 159],
+    loc: {
+      start: { column: 5, line: 4 },
+      end: { column: 6, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [159, 160],
+    loc: {
+      start: { column: 6, line: 4 },
+      end: { column: 7, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [160, 161],
+    loc: {
+      start: { column: 7, line: 4 },
+      end: { column: 8, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [162, 163],
+    loc: {
+      start: { column: 9, line: 4 },
+      end: { column: 10, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [163, 164],
+    loc: {
+      start: { column: 10, line: 4 },
+      end: { column: 11, line: 4 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "in",
+
+    range: [165, 167],
+    loc: {
+      start: { column: 12, line: 4 },
+      end: { column: 14, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [168, 169],
+    loc: {
+      start: { column: 15, line: 4 },
+      end: { column: 16, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [169, 170],
+    loc: {
+      start: { column: 16, line: 4 },
+      end: { column: 17, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [170, 171],
+    loc: {
+      start: { column: 17, line: 4 },
+      end: { column: 18, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [172, 173],
+    loc: {
+      start: { column: 19, line: 4 },
+      end: { column: 20, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [173, 174],
+    loc: {
+      start: { column: 20, line: 4 },
+      end: { column: 21, line: 4 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [175, 178],
+    loc: {
+      start: { column: 0, line: 5 },
+      end: { column: 3, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [179, 180],
+    loc: {
+      start: { column: 4, line: 5 },
+      end: { column: 5, line: 5 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [180, 181],
+    loc: {
+      start: { column: 5, line: 5 },
+      end: { column: 6, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ".",
+
+    range: [181, 182],
+    loc: {
+      start: { column: 6, line: 5 },
+      end: { column: 7, line: 5 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [182, 183],
+    loc: {
+      start: { column: 7, line: 5 },
+      end: { column: 8, line: 5 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "in",
+
+    range: [184, 186],
+    loc: {
+      start: { column: 9, line: 5 },
+      end: { column: 11, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [187, 188],
+    loc: {
+      start: { column: 12, line: 5 },
+      end: { column: 13, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [188, 189],
+    loc: {
+      start: { column: 13, line: 5 },
+      end: { column: 14, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [189, 190],
+    loc: {
+      start: { column: 14, line: 5 },
+      end: { column: 15, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [191, 192],
+    loc: {
+      start: { column: 16, line: 5 },
+      end: { column: 17, line: 5 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [192, 193],
+    loc: {
+      start: { column: 17, line: 5 },
+      end: { column: 18, line: 5 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [194, 197],
+    loc: {
+      start: { column: 0, line: 6 },
+      end: { column: 3, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [198, 199],
+    loc: {
+      start: { column: 4, line: 6 },
+      end: { column: 5, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [199, 200],
+    loc: {
+      start: { column: 5, line: 6 },
+      end: { column: 6, line: 6 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [200, 201],
+    loc: {
+      start: { column: 6, line: 6 },
+      end: { column: 7, line: 6 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "as",
+
+    range: [202, 204],
+    loc: {
+      start: { column: 8, line: 6 },
+      end: { column: 10, line: 6 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "T",
+
+    range: [205, 206],
+    loc: {
+      start: { column: 11, line: 6 },
+      end: { column: 12, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [206, 207],
+    loc: {
+      start: { column: 12, line: 6 },
+      end: { column: 13, line: 6 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "in",
+
+    range: [208, 210],
+    loc: {
+      start: { column: 14, line: 6 },
+      end: { column: 16, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [211, 212],
+    loc: {
+      start: { column: 17, line: 6 },
+      end: { column: 18, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [212, 213],
+    loc: {
+      start: { column: 18, line: 6 },
+      end: { column: 19, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [213, 214],
+    loc: {
+      start: { column: 19, line: 6 },
+      end: { column: 20, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [215, 216],
+    loc: {
+      start: { column: 21, line: 6 },
+      end: { column: 22, line: 6 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [216, 217],
+    loc: {
+      start: { column: 22, line: 6 },
+      end: { column: 23, line: 6 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..b33f93c97ada
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,339 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      ForInStatement {
+        type: 'ForInStatement',
+        body: BlockStatement {
+          type: 'BlockStatement',
+          body: Array [],
+
+          range: [150, 152],
+          loc: {
+            start: { column: 21, line: 3 },
+            end: { column: 23, line: 3 },
+          },
+        },
+        left: ObjectPattern {
+          type: 'ObjectPattern',
+-         decorators: Array [],
+-         optional: false,
+          properties: Array [
+            Property {
+              type: 'Property',
+              computed: false,
+              key: Identifier {
+                type: 'Identifier',
+-               decorators: Array [],
+                name: 'x',
+-               optional: false,
+
+                range: [136, 137],
+                loc: {
+                  start: { column: 7, line: 3 },
+                  end: { column: 8, line: 3 },
+                },
+              },
+              kind: 'init',
+              method: false,
+-             optional: false,
+              shorthand: true,
+              value: Identifier {
+                type: 'Identifier',
+-               decorators: Array [],
+                name: 'x',
+-               optional: false,
+
+                range: [136, 137],
+                loc: {
+                  start: { column: 7, line: 3 },
+                  end: { column: 8, line: 3 },
+                },
+              },
+
+              range: [136, 137],
+              loc: {
+                start: { column: 7, line: 3 },
+                end: { column: 8, line: 3 },
+              },
+            },
+            Property {
+              type: 'Property',
+              computed: false,
+              key: Identifier {
+                type: 'Identifier',
+-               decorators: Array [],
+                name: 'y',
+-               optional: false,
+
+                range: [139, 140],
+                loc: {
+                  start: { column: 10, line: 3 },
+                  end: { column: 11, line: 3 },
+                },
+              },
+              kind: 'init',
+              method: false,
+-             optional: false,
+              shorthand: true,
+              value: Identifier {
+                type: 'Identifier',
+-               decorators: Array [],
+                name: 'y',
+-               optional: false,
+
+                range: [139, 140],
+                loc: {
+                  start: { column: 10, line: 3 },
+                  end: { column: 11, line: 3 },
+                },
+              },
+
+              range: [139, 140],
+              loc: {
+                start: { column: 10, line: 3 },
+                end: { column: 11, line: 3 },
+              },
+            },
+          ],
+
+          range: [134, 142],
+          loc: {
+            start: { column: 5, line: 3 },
+            end: { column: 13, line: 3 },
+          },
+        },
+        right: ArrayExpression {
+          type: 'ArrayExpression',
+          elements: Array [],
+
+          range: [146, 148],
+          loc: {
+            start: { column: 17, line: 3 },
+            end: { column: 19, line: 3 },
+          },
+        },
+
+        range: [129, 152],
+        loc: {
+          start: { column: 0, line: 3 },
+          end: { column: 23, line: 3 },
+        },
+      },
+      ForInStatement {
+        type: 'ForInStatement',
+        body: BlockStatement {
+          type: 'BlockStatement',
+          body: Array [],
+
+          range: [172, 174],
+          loc: {
+            start: { column: 19, line: 4 },
+            end: { column: 21, line: 4 },
+          },
+        },
+        left: ArrayPattern {
+          type: 'ArrayPattern',
+-         decorators: Array [],
+          elements: Array [
+            Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'x',
+-             optional: false,
+
+              range: [159, 160],
+              loc: {
+                start: { column: 6, line: 4 },
+                end: { column: 7, line: 4 },
+              },
+            },
+            Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'y',
+-             optional: false,
+
+              range: [162, 163],
+              loc: {
+                start: { column: 9, line: 4 },
+                end: { column: 10, line: 4 },
+              },
+            },
+          ],
+-         optional: false,
+
+          range: [158, 164],
+          loc: {
+            start: { column: 5, line: 4 },
+            end: { column: 11, line: 4 },
+          },
+        },
+        right: ArrayExpression {
+          type: 'ArrayExpression',
+          elements: Array [],
+
+          range: [168, 170],
+          loc: {
+            start: { column: 15, line: 4 },
+            end: { column: 17, line: 4 },
+          },
+        },
+
+        range: [153, 174],
+        loc: {
+          start: { column: 0, line: 4 },
+          end: { column: 21, line: 4 },
+        },
+      },
+      ForInStatement {
+        type: 'ForInStatement',
+        body: BlockStatement {
+          type: 'BlockStatement',
+          body: Array [],
+
+          range: [191, 193],
+          loc: {
+            start: { column: 16, line: 5 },
+            end: { column: 18, line: 5 },
+          },
+        },
+        left: MemberExpression {
+          type: 'MemberExpression',
+          computed: false,
+          object: Identifier {
+            type: 'Identifier',
+-           decorators: Array [],
+            name: 'x',
+-           optional: false,
+
+            range: [180, 181],
+            loc: {
+              start: { column: 5, line: 5 },
+              end: { column: 6, line: 5 },
+            },
+          },
+          optional: false,
+          property: Identifier {
+            type: 'Identifier',
+-           decorators: Array [],
+            name: 'y',
+-           optional: false,
+
+            range: [182, 183],
+            loc: {
+              start: { column: 7, line: 5 },
+              end: { column: 8, line: 5 },
+            },
+          },
+
+          range: [180, 183],
+          loc: {
+            start: { column: 5, line: 5 },
+            end: { column: 8, line: 5 },
+          },
+        },
+        right: ArrayExpression {
+          type: 'ArrayExpression',
+          elements: Array [],
+
+          range: [187, 189],
+          loc: {
+            start: { column: 12, line: 5 },
+            end: { column: 14, line: 5 },
+          },
+        },
+
+        range: [175, 193],
+        loc: {
+          start: { column: 0, line: 5 },
+          end: { column: 18, line: 5 },
+        },
+      },
+      ForInStatement {
+        type: 'ForInStatement',
+        body: BlockStatement {
+          type: 'BlockStatement',
+          body: Array [],
+
+          range: [215, 217],
+          loc: {
+            start: { column: 21, line: 6 },
+            end: { column: 23, line: 6 },
+          },
+        },
+        left: TSAsExpression {
+          type: 'TSAsExpression',
+          expression: Identifier {
+            type: 'Identifier',
+-           decorators: Array [],
+            name: 'x',
+-           optional: false,
+
+            range: [200, 201],
+            loc: {
+              start: { column: 6, line: 6 },
+              end: { column: 7, line: 6 },
+            },
+          },
+          typeAnnotation: TSTypeReference {
+            type: 'TSTypeReference',
+            typeName: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'T',
+-             optional: false,
+
+              range: [205, 206],
+              loc: {
+                start: { column: 11, line: 6 },
+                end: { column: 12, line: 6 },
+              },
+            },
+
+            range: [205, 206],
+            loc: {
+              start: { column: 11, line: 6 },
+              end: { column: 12, line: 6 },
+            },
+          },
+
+          range: [200, 206],
+          loc: {
+            start: { column: 6, line: 6 },
+            end: { column: 12, line: 6 },
+          },
+        },
+        right: ArrayExpression {
+          type: 'ArrayExpression',
+          elements: Array [],
+
+          range: [211, 213],
+          loc: {
+            start: { column: 17, line: 6 },
+            end: { column: 19, line: 6 },
+          },
+        },
+
+        range: [194, 217],
+        loc: {
+          start: { column: 0, line: 6 },
+          end: { column: 23, line: 6 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [129, 218],
+    loc: {
+      start: { column: 0, line: 3 },
+      end: { column: 0, line: 7 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..03a236c142bf
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/fixture.ts
new file mode 100644
index 000000000000..39a2e2d528b4
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/fixture.ts
@@ -0,0 +1 @@
+for (let x! of []) {}
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..674e6e785dcf
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-definite TSESTree - Error 1`] = `
+"TSError
+> 1 | for (let x! of []) {}
+    |           ^ ',' expected.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..5adc29afdca0
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-definite Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..4845482cc667
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-definite Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/fixture.ts
new file mode 100644
index 000000000000..2aeae62c4dd5
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/fixture.ts
@@ -0,0 +1 @@
+for (const x = 1 of []) {}
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..5b0085daafe1
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-init TSESTree - Error 1`] = `
+"TSError
+> 1 | for (const x = 1 of []) {}
+    |            ^^^^^ The variable declaration of a 'for...of' statement cannot have an initializer.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..6fd930fccb57
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-init Babel - Error 1`] = `[SyntaxError: 'for-of' loop variable declaration may not have an initializer. (1:5)]`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..8e4eb4f4b763
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-init/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-init Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/fixture.ts
new file mode 100644
index 000000000000..b8c35c8f7e48
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/fixture.ts
@@ -0,0 +1 @@
+for (const x, y of []) {}
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..24e0f153a8c7
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-multi TSESTree - Error 1`] = `
+"TSError
+> 1 | for (const x, y of []) {}
+    |      ^^^^^^^^^^ Only a single variable declaration is allowed in a 'for...of' statement.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..bf19dacc1793
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-multi Babel - Error 1`] = `[SyntaxError: Missing initializer in const declaration. (1:12)]`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..a6962d2b8f3f
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-multi/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-multi Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/fixture.ts
new file mode 100644
index 000000000000..ad08b255479e
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/fixture.ts
@@ -0,0 +1 @@
+for (const x: string of []) {}
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..dacfca1a32e2
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-type TSESTree - Error 1`] = `
+"TSError
+> 1 | for (const x: string of []) {}
+    |            ^^^^^^^^^ The variable declaration of a 'for...of' statement cannot have a type annotation.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..d5c5bf024296
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-type Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..145f2294c2e0
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-type/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-type Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/fixture.ts
new file mode 100644
index 000000000000..6729c4d9a319
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/fixture.ts
@@ -0,0 +1 @@
+for (1 of []) {}
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..f4fa1d2a41fb
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ expr-not-assignment-target TSESTree - Error 1`] = `
+"TSError
+> 1 | for (1 of []) {}
+    |      ^ The left-hand side of a 'for...of' statement must be a variable or a property access.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..ba94e7475f39
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ expr-not-assignment-target Babel - Error 1`] = `[SyntaxError: Invalid left-hand side in for-of statement. (1:5)]`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..5d0ce6cff922
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/expr-not-assignment-target/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ expr-not-assignment-target Error Alignment 1`] = `"Both errored"`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/fixture.ts
new file mode 100644
index 000000000000..e8f83c49d579
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/fixture.ts
@@ -0,0 +1,8 @@
+for ({ x, y } of []) {
+}
+for ([x, y] of []) {
+}
+for (x.y of []) {
+}
+for (x as T of []) {
+}
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
new file mode 100644
index 000000000000..5d795bfa2d94
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,339 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement expr-init TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    ForOfStatement {
+      type: "ForOfStatement",
+      await: false,
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [21, 23],
+        loc: {
+          start: { column: 21, line: 1 },
+          end: { column: 23, line: 1 },
+        },
+      },
+      left: ObjectPattern {
+        type: "ObjectPattern",
+        decorators: [],
+        optional: false,
+        properties: [
+          Property {
+            type: "Property",
+            computed: false,
+            key: Identifier {
+              type: "Identifier",
+              decorators: [],
+              name: "x",
+              optional: false,
+
+              range: [7, 8],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 8, line: 1 },
+              },
+            },
+            kind: "init",
+            method: false,
+            optional: false,
+            shorthand: true,
+            value: Identifier {
+              type: "Identifier",
+              decorators: [],
+              name: "x",
+              optional: false,
+
+              range: [7, 8],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 8, line: 1 },
+              },
+            },
+
+            range: [7, 8],
+            loc: {
+              start: { column: 7, line: 1 },
+              end: { column: 8, line: 1 },
+            },
+          },
+          Property {
+            type: "Property",
+            computed: false,
+            key: Identifier {
+              type: "Identifier",
+              decorators: [],
+              name: "y",
+              optional: false,
+
+              range: [10, 11],
+              loc: {
+                start: { column: 10, line: 1 },
+                end: { column: 11, line: 1 },
+              },
+            },
+            kind: "init",
+            method: false,
+            optional: false,
+            shorthand: true,
+            value: Identifier {
+              type: "Identifier",
+              decorators: [],
+              name: "y",
+              optional: false,
+
+              range: [10, 11],
+              loc: {
+                start: { column: 10, line: 1 },
+                end: { column: 11, line: 1 },
+              },
+            },
+
+            range: [10, 11],
+            loc: {
+              start: { column: 10, line: 1 },
+              end: { column: 11, line: 1 },
+            },
+          },
+        ],
+
+        range: [5, 13],
+        loc: {
+          start: { column: 5, line: 1 },
+          end: { column: 13, line: 1 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [17, 19],
+        loc: {
+          start: { column: 17, line: 1 },
+          end: { column: 19, line: 1 },
+        },
+      },
+
+      range: [0, 23],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 23, line: 1 },
+      },
+    },
+    ForOfStatement {
+      type: "ForOfStatement",
+      await: false,
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [43, 45],
+        loc: {
+          start: { column: 19, line: 2 },
+          end: { column: 21, line: 2 },
+        },
+      },
+      left: ArrayPattern {
+        type: "ArrayPattern",
+        decorators: [],
+        elements: [
+          Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "x",
+            optional: false,
+
+            range: [30, 31],
+            loc: {
+              start: { column: 6, line: 2 },
+              end: { column: 7, line: 2 },
+            },
+          },
+          Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "y",
+            optional: false,
+
+            range: [33, 34],
+            loc: {
+              start: { column: 9, line: 2 },
+              end: { column: 10, line: 2 },
+            },
+          },
+        ],
+        optional: false,
+
+        range: [29, 35],
+        loc: {
+          start: { column: 5, line: 2 },
+          end: { column: 11, line: 2 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [39, 41],
+        loc: {
+          start: { column: 15, line: 2 },
+          end: { column: 17, line: 2 },
+        },
+      },
+
+      range: [24, 45],
+      loc: {
+        start: { column: 0, line: 2 },
+        end: { column: 21, line: 2 },
+      },
+    },
+    ForOfStatement {
+      type: "ForOfStatement",
+      await: false,
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [62, 64],
+        loc: {
+          start: { column: 16, line: 3 },
+          end: { column: 18, line: 3 },
+        },
+      },
+      left: MemberExpression {
+        type: "MemberExpression",
+        computed: false,
+        object: Identifier {
+          type: "Identifier",
+          decorators: [],
+          name: "x",
+          optional: false,
+
+          range: [51, 52],
+          loc: {
+            start: { column: 5, line: 3 },
+            end: { column: 6, line: 3 },
+          },
+        },
+        optional: false,
+        property: Identifier {
+          type: "Identifier",
+          decorators: [],
+          name: "y",
+          optional: false,
+
+          range: [53, 54],
+          loc: {
+            start: { column: 7, line: 3 },
+            end: { column: 8, line: 3 },
+          },
+        },
+
+        range: [51, 54],
+        loc: {
+          start: { column: 5, line: 3 },
+          end: { column: 8, line: 3 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [58, 60],
+        loc: {
+          start: { column: 12, line: 3 },
+          end: { column: 14, line: 3 },
+        },
+      },
+
+      range: [46, 64],
+      loc: {
+        start: { column: 0, line: 3 },
+        end: { column: 18, line: 3 },
+      },
+    },
+    ForOfStatement {
+      type: "ForOfStatement",
+      await: false,
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [86, 88],
+        loc: {
+          start: { column: 21, line: 4 },
+          end: { column: 23, line: 4 },
+        },
+      },
+      left: TSAsExpression {
+        type: "TSAsExpression",
+        expression: Identifier {
+          type: "Identifier",
+          decorators: [],
+          name: "x",
+          optional: false,
+
+          range: [71, 72],
+          loc: {
+            start: { column: 6, line: 4 },
+            end: { column: 7, line: 4 },
+          },
+        },
+        typeAnnotation: TSTypeReference {
+          type: "TSTypeReference",
+          typeName: Identifier {
+            type: "Identifier",
+            decorators: [],
+            name: "T",
+            optional: false,
+
+            range: [76, 77],
+            loc: {
+              start: { column: 11, line: 4 },
+              end: { column: 12, line: 4 },
+            },
+          },
+
+          range: [76, 77],
+          loc: {
+            start: { column: 11, line: 4 },
+            end: { column: 12, line: 4 },
+          },
+        },
+
+        range: [71, 77],
+        loc: {
+          start: { column: 6, line: 4 },
+          end: { column: 12, line: 4 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [82, 84],
+        loc: {
+          start: { column: 17, line: 4 },
+          end: { column: 19, line: 4 },
+        },
+      },
+
+      range: [65, 88],
+      loc: {
+        start: { column: 0, line: 4 },
+        end: { column: 23, line: 4 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 89],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 5 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
new file mode 100644
index 000000000000..7379cd5f70f1
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,506 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement expr-init TSESTree - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [5, 6],
+    loc: {
+      start: { column: 5, line: 1 },
+      end: { column: 6, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [8, 9],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "of",
+
+    range: [14, 16],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [24, 27],
+    loc: {
+      start: { column: 0, line: 2 },
+      end: { column: 3, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [28, 29],
+    loc: {
+      start: { column: 4, line: 2 },
+      end: { column: 5, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [29, 30],
+    loc: {
+      start: { column: 5, line: 2 },
+      end: { column: 6, line: 2 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [30, 31],
+    loc: {
+      start: { column: 6, line: 2 },
+      end: { column: 7, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [31, 32],
+    loc: {
+      start: { column: 7, line: 2 },
+      end: { column: 8, line: 2 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [33, 34],
+    loc: {
+      start: { column: 9, line: 2 },
+      end: { column: 10, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [34, 35],
+    loc: {
+      start: { column: 10, line: 2 },
+      end: { column: 11, line: 2 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "of",
+
+    range: [36, 38],
+    loc: {
+      start: { column: 12, line: 2 },
+      end: { column: 14, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [39, 40],
+    loc: {
+      start: { column: 15, line: 2 },
+      end: { column: 16, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [40, 41],
+    loc: {
+      start: { column: 16, line: 2 },
+      end: { column: 17, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [41, 42],
+    loc: {
+      start: { column: 17, line: 2 },
+      end: { column: 18, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [43, 44],
+    loc: {
+      start: { column: 19, line: 2 },
+      end: { column: 20, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [44, 45],
+    loc: {
+      start: { column: 20, line: 2 },
+      end: { column: 21, line: 2 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [46, 49],
+    loc: {
+      start: { column: 0, line: 3 },
+      end: { column: 3, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [50, 51],
+    loc: {
+      start: { column: 4, line: 3 },
+      end: { column: 5, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [51, 52],
+    loc: {
+      start: { column: 5, line: 3 },
+      end: { column: 6, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ".",
+
+    range: [52, 53],
+    loc: {
+      start: { column: 6, line: 3 },
+      end: { column: 7, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [53, 54],
+    loc: {
+      start: { column: 7, line: 3 },
+      end: { column: 8, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "of",
+
+    range: [55, 57],
+    loc: {
+      start: { column: 9, line: 3 },
+      end: { column: 11, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [58, 59],
+    loc: {
+      start: { column: 12, line: 3 },
+      end: { column: 13, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [59, 60],
+    loc: {
+      start: { column: 13, line: 3 },
+      end: { column: 14, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [60, 61],
+    loc: {
+      start: { column: 14, line: 3 },
+      end: { column: 15, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [62, 63],
+    loc: {
+      start: { column: 16, line: 3 },
+      end: { column: 17, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [63, 64],
+    loc: {
+      start: { column: 17, line: 3 },
+      end: { column: 18, line: 3 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [65, 68],
+    loc: {
+      start: { column: 0, line: 4 },
+      end: { column: 3, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [69, 70],
+    loc: {
+      start: { column: 4, line: 4 },
+      end: { column: 5, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [70, 71],
+    loc: {
+      start: { column: 5, line: 4 },
+      end: { column: 6, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [71, 72],
+    loc: {
+      start: { column: 6, line: 4 },
+      end: { column: 7, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "as",
+
+    range: [73, 75],
+    loc: {
+      start: { column: 8, line: 4 },
+      end: { column: 10, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "T",
+
+    range: [76, 77],
+    loc: {
+      start: { column: 11, line: 4 },
+      end: { column: 12, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [77, 78],
+    loc: {
+      start: { column: 12, line: 4 },
+      end: { column: 13, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "of",
+
+    range: [79, 81],
+    loc: {
+      start: { column: 14, line: 4 },
+      end: { column: 16, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [82, 83],
+    loc: {
+      start: { column: 17, line: 4 },
+      end: { column: 18, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [83, 84],
+    loc: {
+      start: { column: 18, line: 4 },
+      end: { column: 19, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [84, 85],
+    loc: {
+      start: { column: 19, line: 4 },
+      end: { column: 20, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [86, 87],
+    loc: {
+      start: { column: 21, line: 4 },
+      end: { column: 22, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [87, 88],
+    loc: {
+      start: { column: 22, line: 4 },
+      end: { column: 23, line: 4 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
new file mode 100644
index 000000000000..68989eea7c41
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
@@ -0,0 +1,313 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement expr-init Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: [
+    ForOfStatement {
+      type: "ForOfStatement",
+      await: false,
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [21, 23],
+        loc: {
+          start: { column: 21, line: 1 },
+          end: { column: 23, line: 1 },
+        },
+      },
+      left: ObjectPattern {
+        type: "ObjectPattern",
+        properties: [
+          Property {
+            type: "Property",
+            computed: false,
+            key: Identifier {
+              type: "Identifier",
+              name: "x",
+
+              range: [7, 8],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 8, line: 1 },
+              },
+            },
+            kind: "init",
+            method: false,
+            shorthand: true,
+            value: Identifier {
+              type: "Identifier",
+              name: "x",
+
+              range: [7, 8],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 8, line: 1 },
+              },
+            },
+
+            range: [7, 8],
+            loc: {
+              start: { column: 7, line: 1 },
+              end: { column: 8, line: 1 },
+            },
+          },
+          Property {
+            type: "Property",
+            computed: false,
+            key: Identifier {
+              type: "Identifier",
+              name: "y",
+
+              range: [10, 11],
+              loc: {
+                start: { column: 10, line: 1 },
+                end: { column: 11, line: 1 },
+              },
+            },
+            kind: "init",
+            method: false,
+            shorthand: true,
+            value: Identifier {
+              type: "Identifier",
+              name: "y",
+
+              range: [10, 11],
+              loc: {
+                start: { column: 10, line: 1 },
+                end: { column: 11, line: 1 },
+              },
+            },
+
+            range: [10, 11],
+            loc: {
+              start: { column: 10, line: 1 },
+              end: { column: 11, line: 1 },
+            },
+          },
+        ],
+
+        range: [5, 13],
+        loc: {
+          start: { column: 5, line: 1 },
+          end: { column: 13, line: 1 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [17, 19],
+        loc: {
+          start: { column: 17, line: 1 },
+          end: { column: 19, line: 1 },
+        },
+      },
+
+      range: [0, 23],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 23, line: 1 },
+      },
+    },
+    ForOfStatement {
+      type: "ForOfStatement",
+      await: false,
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [43, 45],
+        loc: {
+          start: { column: 19, line: 2 },
+          end: { column: 21, line: 2 },
+        },
+      },
+      left: ArrayPattern {
+        type: "ArrayPattern",
+        elements: [
+          Identifier {
+            type: "Identifier",
+            name: "x",
+
+            range: [30, 31],
+            loc: {
+              start: { column: 6, line: 2 },
+              end: { column: 7, line: 2 },
+            },
+          },
+          Identifier {
+            type: "Identifier",
+            name: "y",
+
+            range: [33, 34],
+            loc: {
+              start: { column: 9, line: 2 },
+              end: { column: 10, line: 2 },
+            },
+          },
+        ],
+
+        range: [29, 35],
+        loc: {
+          start: { column: 5, line: 2 },
+          end: { column: 11, line: 2 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [39, 41],
+        loc: {
+          start: { column: 15, line: 2 },
+          end: { column: 17, line: 2 },
+        },
+      },
+
+      range: [24, 45],
+      loc: {
+        start: { column: 0, line: 2 },
+        end: { column: 21, line: 2 },
+      },
+    },
+    ForOfStatement {
+      type: "ForOfStatement",
+      await: false,
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [62, 64],
+        loc: {
+          start: { column: 16, line: 3 },
+          end: { column: 18, line: 3 },
+        },
+      },
+      left: MemberExpression {
+        type: "MemberExpression",
+        computed: false,
+        object: Identifier {
+          type: "Identifier",
+          name: "x",
+
+          range: [51, 52],
+          loc: {
+            start: { column: 5, line: 3 },
+            end: { column: 6, line: 3 },
+          },
+        },
+        optional: false,
+        property: Identifier {
+          type: "Identifier",
+          name: "y",
+
+          range: [53, 54],
+          loc: {
+            start: { column: 7, line: 3 },
+            end: { column: 8, line: 3 },
+          },
+        },
+
+        range: [51, 54],
+        loc: {
+          start: { column: 5, line: 3 },
+          end: { column: 8, line: 3 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [58, 60],
+        loc: {
+          start: { column: 12, line: 3 },
+          end: { column: 14, line: 3 },
+        },
+      },
+
+      range: [46, 64],
+      loc: {
+        start: { column: 0, line: 3 },
+        end: { column: 18, line: 3 },
+      },
+    },
+    ForOfStatement {
+      type: "ForOfStatement",
+      await: false,
+      body: BlockStatement {
+        type: "BlockStatement",
+        body: [],
+
+        range: [86, 88],
+        loc: {
+          start: { column: 21, line: 4 },
+          end: { column: 23, line: 4 },
+        },
+      },
+      left: TSAsExpression {
+        type: "TSAsExpression",
+        expression: Identifier {
+          type: "Identifier",
+          name: "x",
+
+          range: [71, 72],
+          loc: {
+            start: { column: 6, line: 4 },
+            end: { column: 7, line: 4 },
+          },
+        },
+        typeAnnotation: TSTypeReference {
+          type: "TSTypeReference",
+          typeName: Identifier {
+            type: "Identifier",
+            name: "T",
+
+            range: [76, 77],
+            loc: {
+              start: { column: 11, line: 4 },
+              end: { column: 12, line: 4 },
+            },
+          },
+
+          range: [76, 77],
+          loc: {
+            start: { column: 11, line: 4 },
+            end: { column: 12, line: 4 },
+          },
+        },
+
+        range: [71, 77],
+        loc: {
+          start: { column: 6, line: 4 },
+          end: { column: 12, line: 4 },
+        },
+      },
+      right: ArrayExpression {
+        type: "ArrayExpression",
+        elements: [],
+
+        range: [82, 84],
+        loc: {
+          start: { column: 17, line: 4 },
+          end: { column: 19, line: 4 },
+        },
+      },
+
+      range: [65, 88],
+      loc: {
+        start: { column: 0, line: 4 },
+        end: { column: 23, line: 4 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 89],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 5 },
+  },
+}
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
new file mode 100644
index 000000000000..deed95a03887
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
@@ -0,0 +1,506 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement expr-init Babel - Tokens 1`] = `
+[
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [0, 3],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [5, 6],
+    loc: {
+      start: { column: 5, line: 1 },
+      end: { column: 6, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [8, 9],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 9, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [10, 11],
+    loc: {
+      start: { column: 10, line: 1 },
+      end: { column: 11, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [12, 13],
+    loc: {
+      start: { column: 12, line: 1 },
+      end: { column: 13, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "of",
+
+    range: [14, 16],
+    loc: {
+      start: { column: 14, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [21, 22],
+    loc: {
+      start: { column: 21, line: 1 },
+      end: { column: 22, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [24, 27],
+    loc: {
+      start: { column: 0, line: 2 },
+      end: { column: 3, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [28, 29],
+    loc: {
+      start: { column: 4, line: 2 },
+      end: { column: 5, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [29, 30],
+    loc: {
+      start: { column: 5, line: 2 },
+      end: { column: 6, line: 2 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [30, 31],
+    loc: {
+      start: { column: 6, line: 2 },
+      end: { column: 7, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [31, 32],
+    loc: {
+      start: { column: 7, line: 2 },
+      end: { column: 8, line: 2 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [33, 34],
+    loc: {
+      start: { column: 9, line: 2 },
+      end: { column: 10, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [34, 35],
+    loc: {
+      start: { column: 10, line: 2 },
+      end: { column: 11, line: 2 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "of",
+
+    range: [36, 38],
+    loc: {
+      start: { column: 12, line: 2 },
+      end: { column: 14, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [39, 40],
+    loc: {
+      start: { column: 15, line: 2 },
+      end: { column: 16, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [40, 41],
+    loc: {
+      start: { column: 16, line: 2 },
+      end: { column: 17, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [41, 42],
+    loc: {
+      start: { column: 17, line: 2 },
+      end: { column: 18, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [43, 44],
+    loc: {
+      start: { column: 19, line: 2 },
+      end: { column: 20, line: 2 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [44, 45],
+    loc: {
+      start: { column: 20, line: 2 },
+      end: { column: 21, line: 2 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [46, 49],
+    loc: {
+      start: { column: 0, line: 3 },
+      end: { column: 3, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [50, 51],
+    loc: {
+      start: { column: 4, line: 3 },
+      end: { column: 5, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [51, 52],
+    loc: {
+      start: { column: 5, line: 3 },
+      end: { column: 6, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ".",
+
+    range: [52, 53],
+    loc: {
+      start: { column: 6, line: 3 },
+      end: { column: 7, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "y",
+
+    range: [53, 54],
+    loc: {
+      start: { column: 7, line: 3 },
+      end: { column: 8, line: 3 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "of",
+
+    range: [55, 57],
+    loc: {
+      start: { column: 9, line: 3 },
+      end: { column: 11, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [58, 59],
+    loc: {
+      start: { column: 12, line: 3 },
+      end: { column: 13, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [59, 60],
+    loc: {
+      start: { column: 13, line: 3 },
+      end: { column: 14, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [60, 61],
+    loc: {
+      start: { column: 14, line: 3 },
+      end: { column: 15, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [62, 63],
+    loc: {
+      start: { column: 16, line: 3 },
+      end: { column: 17, line: 3 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [63, 64],
+    loc: {
+      start: { column: 17, line: 3 },
+      end: { column: 18, line: 3 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "for",
+
+    range: [65, 68],
+    loc: {
+      start: { column: 0, line: 4 },
+      end: { column: 3, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [69, 70],
+    loc: {
+      start: { column: 4, line: 4 },
+      end: { column: 5, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    range: [70, 71],
+    loc: {
+      start: { column: 5, line: 4 },
+      end: { column: 6, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "x",
+
+    range: [71, 72],
+    loc: {
+      start: { column: 6, line: 4 },
+      end: { column: 7, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "as",
+
+    range: [73, 75],
+    loc: {
+      start: { column: 8, line: 4 },
+      end: { column: 10, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "T",
+
+    range: [76, 77],
+    loc: {
+      start: { column: 11, line: 4 },
+      end: { column: 12, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [77, 78],
+    loc: {
+      start: { column: 12, line: 4 },
+      end: { column: 13, line: 4 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "of",
+
+    range: [79, 81],
+    loc: {
+      start: { column: 14, line: 4 },
+      end: { column: 16, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [82, 83],
+    loc: {
+      start: { column: 17, line: 4 },
+      end: { column: 18, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [83, 84],
+    loc: {
+      start: { column: 18, line: 4 },
+      end: { column: 19, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ")",
+
+    range: [84, 85],
+    loc: {
+      start: { column: 19, line: 4 },
+      end: { column: 20, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    range: [86, 87],
+    loc: {
+      start: { column: 21, line: 4 },
+      end: { column: 22, line: 4 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "}",
+
+    range: [87, 88],
+    loc: {
+      start: { column: 22, line: 4 },
+      end: { column: 23, line: 4 },
+    },
+  },
+]
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
new file mode 100644
index 000000000000..f0c5bd6aef5e
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
@@ -0,0 +1,343 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`] = `
+"Snapshot Diff:
+- TSESTree
++ Babel
+
+  Program {
+    type: 'Program',
+    body: Array [
+      ForOfStatement {
+        type: 'ForOfStatement',
+        await: false,
+        body: BlockStatement {
+          type: 'BlockStatement',
+          body: Array [],
+
+          range: [21, 23],
+          loc: {
+            start: { column: 21, line: 1 },
+            end: { column: 23, line: 1 },
+          },
+        },
+        left: ObjectPattern {
+          type: 'ObjectPattern',
+-         decorators: Array [],
+-         optional: false,
+          properties: Array [
+            Property {
+              type: 'Property',
+              computed: false,
+              key: Identifier {
+                type: 'Identifier',
+-               decorators: Array [],
+                name: 'x',
+-               optional: false,
+
+                range: [7, 8],
+                loc: {
+                  start: { column: 7, line: 1 },
+                  end: { column: 8, line: 1 },
+                },
+              },
+              kind: 'init',
+              method: false,
+-             optional: false,
+              shorthand: true,
+              value: Identifier {
+                type: 'Identifier',
+-               decorators: Array [],
+                name: 'x',
+-               optional: false,
+
+                range: [7, 8],
+                loc: {
+                  start: { column: 7, line: 1 },
+                  end: { column: 8, line: 1 },
+                },
+              },
+
+              range: [7, 8],
+              loc: {
+                start: { column: 7, line: 1 },
+                end: { column: 8, line: 1 },
+              },
+            },
+            Property {
+              type: 'Property',
+              computed: false,
+              key: Identifier {
+                type: 'Identifier',
+-               decorators: Array [],
+                name: 'y',
+-               optional: false,
+
+                range: [10, 11],
+                loc: {
+                  start: { column: 10, line: 1 },
+                  end: { column: 11, line: 1 },
+                },
+              },
+              kind: 'init',
+              method: false,
+-             optional: false,
+              shorthand: true,
+              value: Identifier {
+                type: 'Identifier',
+-               decorators: Array [],
+                name: 'y',
+-               optional: false,
+
+                range: [10, 11],
+                loc: {
+                  start: { column: 10, line: 1 },
+                  end: { column: 11, line: 1 },
+                },
+              },
+
+              range: [10, 11],
+              loc: {
+                start: { column: 10, line: 1 },
+                end: { column: 11, line: 1 },
+              },
+            },
+          ],
+
+          range: [5, 13],
+          loc: {
+            start: { column: 5, line: 1 },
+            end: { column: 13, line: 1 },
+          },
+        },
+        right: ArrayExpression {
+          type: 'ArrayExpression',
+          elements: Array [],
+
+          range: [17, 19],
+          loc: {
+            start: { column: 17, line: 1 },
+            end: { column: 19, line: 1 },
+          },
+        },
+
+        range: [0, 23],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 23, line: 1 },
+        },
+      },
+      ForOfStatement {
+        type: 'ForOfStatement',
+        await: false,
+        body: BlockStatement {
+          type: 'BlockStatement',
+          body: Array [],
+
+          range: [43, 45],
+          loc: {
+            start: { column: 19, line: 2 },
+            end: { column: 21, line: 2 },
+          },
+        },
+        left: ArrayPattern {
+          type: 'ArrayPattern',
+-         decorators: Array [],
+          elements: Array [
+            Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'x',
+-             optional: false,
+
+              range: [30, 31],
+              loc: {
+                start: { column: 6, line: 2 },
+                end: { column: 7, line: 2 },
+              },
+            },
+            Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'y',
+-             optional: false,
+
+              range: [33, 34],
+              loc: {
+                start: { column: 9, line: 2 },
+                end: { column: 10, line: 2 },
+              },
+            },
+          ],
+-         optional: false,
+
+          range: [29, 35],
+          loc: {
+            start: { column: 5, line: 2 },
+            end: { column: 11, line: 2 },
+          },
+        },
+        right: ArrayExpression {
+          type: 'ArrayExpression',
+          elements: Array [],
+
+          range: [39, 41],
+          loc: {
+            start: { column: 15, line: 2 },
+            end: { column: 17, line: 2 },
+          },
+        },
+
+        range: [24, 45],
+        loc: {
+          start: { column: 0, line: 2 },
+          end: { column: 21, line: 2 },
+        },
+      },
+      ForOfStatement {
+        type: 'ForOfStatement',
+        await: false,
+        body: BlockStatement {
+          type: 'BlockStatement',
+          body: Array [],
+
+          range: [62, 64],
+          loc: {
+            start: { column: 16, line: 3 },
+            end: { column: 18, line: 3 },
+          },
+        },
+        left: MemberExpression {
+          type: 'MemberExpression',
+          computed: false,
+          object: Identifier {
+            type: 'Identifier',
+-           decorators: Array [],
+            name: 'x',
+-           optional: false,
+
+            range: [51, 52],
+            loc: {
+              start: { column: 5, line: 3 },
+              end: { column: 6, line: 3 },
+            },
+          },
+          optional: false,
+          property: Identifier {
+            type: 'Identifier',
+-           decorators: Array [],
+            name: 'y',
+-           optional: false,
+
+            range: [53, 54],
+            loc: {
+              start: { column: 7, line: 3 },
+              end: { column: 8, line: 3 },
+            },
+          },
+
+          range: [51, 54],
+          loc: {
+            start: { column: 5, line: 3 },
+            end: { column: 8, line: 3 },
+          },
+        },
+        right: ArrayExpression {
+          type: 'ArrayExpression',
+          elements: Array [],
+
+          range: [58, 60],
+          loc: {
+            start: { column: 12, line: 3 },
+            end: { column: 14, line: 3 },
+          },
+        },
+
+        range: [46, 64],
+        loc: {
+          start: { column: 0, line: 3 },
+          end: { column: 18, line: 3 },
+        },
+      },
+      ForOfStatement {
+        type: 'ForOfStatement',
+        await: false,
+        body: BlockStatement {
+          type: 'BlockStatement',
+          body: Array [],
+
+          range: [86, 88],
+          loc: {
+            start: { column: 21, line: 4 },
+            end: { column: 23, line: 4 },
+          },
+        },
+        left: TSAsExpression {
+          type: 'TSAsExpression',
+          expression: Identifier {
+            type: 'Identifier',
+-           decorators: Array [],
+            name: 'x',
+-           optional: false,
+
+            range: [71, 72],
+            loc: {
+              start: { column: 6, line: 4 },
+              end: { column: 7, line: 4 },
+            },
+          },
+          typeAnnotation: TSTypeReference {
+            type: 'TSTypeReference',
+            typeName: Identifier {
+              type: 'Identifier',
+-             decorators: Array [],
+              name: 'T',
+-             optional: false,
+
+              range: [76, 77],
+              loc: {
+                start: { column: 11, line: 4 },
+                end: { column: 12, line: 4 },
+              },
+            },
+
+            range: [76, 77],
+            loc: {
+              start: { column: 11, line: 4 },
+              end: { column: 12, line: 4 },
+            },
+          },
+
+          range: [71, 77],
+          loc: {
+            start: { column: 6, line: 4 },
+            end: { column: 12, line: 4 },
+          },
+        },
+        right: ArrayExpression {
+          type: 'ArrayExpression',
+          elements: Array [],
+
+          range: [82, 84],
+          loc: {
+            start: { column: 17, line: 4 },
+            end: { column: 19, line: 4 },
+          },
+        },
+
+        range: [65, 88],
+        loc: {
+          start: { column: 0, line: 4 },
+          end: { column: 23, line: 4 },
+        },
+      },
+    ],
+    sourceType: 'script',
+
+    range: [0, 89],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 0, line: 5 },
+    },
+  }"
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/6-AST-Alignment-Tokens.shot
new file mode 100644
index 000000000000..c1f72f87510f
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/6-AST-Alignment-Tokens.shot
@@ -0,0 +1,6 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - Token 1`] = `
+"Snapshot Diff:
+Compared values have no visual difference."
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/fixture.ts
new file mode 100644
index 000000000000..c426d1c579a1
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/fixture.ts
@@ -0,0 +1,2 @@
+for (await using a of b) {
+}
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/1-TSESTree-AST.shot
similarity index 96%
rename from packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/1-TSESTree-AST.shot
rename to packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/1-TSESTree-AST.shot
index 977879fa9d10..0350eacaa598 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/1-TSESTree-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures statement ForOfStatement using-decralation TSESTree - AST 1`] = `
+exports[`AST Fixtures statement ForOfStatement using-declaration TSESTree - AST 1`] = `
 Program {
   type: "Program",
   body: [
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/2-TSESTree-Tokens.shot
similarity index 96%
rename from packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/2-TSESTree-Tokens.shot
rename to packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/2-TSESTree-Tokens.shot
index bee539e6a68c..9a3f59d0078d 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/2-TSESTree-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures statement ForOfStatement using-decralation TSESTree - Tokens 1`] = `
+exports[`AST Fixtures statement ForOfStatement using-declaration TSESTree - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/3-Babel-AST.shot
similarity index 96%
rename from packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/3-Babel-AST.shot
rename to packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/3-Babel-AST.shot
index 59be4b7440ab..477f5f417b07 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/3-Babel-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures statement ForOfStatement using-decralation Babel - AST 1`] = `
+exports[`AST Fixtures statement ForOfStatement using-declaration Babel - AST 1`] = `
 Program {
   type: "Program",
   body: [
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/4-Babel-Tokens.shot
similarity index 96%
rename from packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/4-Babel-Tokens.shot
rename to packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/4-Babel-Tokens.shot
index 70b06aff6fb2..fd3d844dfc39 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/4-Babel-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures statement ForOfStatement using-decralation Babel - Tokens 1`] = `
+exports[`AST Fixtures statement ForOfStatement using-declaration Babel - Tokens 1`] = `
 [
   Keyword {
     type: "Keyword",
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/5-AST-Alignment-AST.shot
similarity index 96%
rename from packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/5-AST-Alignment-AST.shot
rename to packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/5-AST-Alignment-AST.shot
index 7a0a435dcec7..197c4c56bbe4 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/5-AST-Alignment-AST.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures statement ForOfStatement using-decralation AST Alignment - AST 1`] = `
+exports[`AST Fixtures statement ForOfStatement using-declaration AST Alignment - AST 1`] = `
 "Snapshot Diff:
 - TSESTree
 + Babel
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/6-AST-Alignment-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/6-AST-Alignment-Tokens.shot
similarity index 68%
rename from packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/6-AST-Alignment-Tokens.shot
rename to packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/6-AST-Alignment-Tokens.shot
index dade88548450..7b8de17cb66b 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/snapshots/6-AST-Alignment-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/6-AST-Alignment-Tokens.shot
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AST Fixtures statement ForOfStatement using-decralation AST Alignment - Token 1`] = `
+exports[`AST Fixtures statement ForOfStatement using-declaration AST Alignment - Token 1`] = `
 "Snapshot Diff:
 Compared values have no visual difference."
 `;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/fixture.ts
deleted file mode 100644
index 8ad968c27b69..000000000000
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-decralation/fixture.ts
+++ /dev/null
@@ -1 +0,0 @@
-for (await using a of b) {}
diff --git a/packages/ast-spec/tests/fixtures-with-differences-ast.shot b/packages/ast-spec/tests/fixtures-with-differences-ast.shot
index 9e862ac31cd9..8e4985e06ca1 100644
--- a/packages/ast-spec/tests/fixtures-with-differences-ast.shot
+++ b/packages/ast-spec/tests/fixtures-with-differences-ast.shot
@@ -503,6 +503,8 @@ exports[`AST Fixtures List fixtures with AST differences 1`] = `
   "special/TSTypeParameter/fixtures/interface-const-modifier/fixture.ts",
   "special/TSTypeParameter/fixtures/interface-in-const-modifier-multiple/fixture.ts",
   "special/TSTypeParameter/fixtures/method-const-modifiers/fixture.ts",
-  "statement/ForOfStatement/fixtures/using-decralation/fixture.ts",
+  "statement/ForInStatement/fixtures/expr-init/fixture.ts",
+  "statement/ForOfStatement/fixtures/expr-init/fixture.ts",
+  "statement/ForOfStatement/fixtures/using-declaration/fixture.ts",
 ]
 `;
diff --git a/packages/ast-spec/tests/fixtures-with-differences-errors.shot b/packages/ast-spec/tests/fixtures-with-differences-errors.shot
index 17412356fa60..c72ecb6cd1aa 100644
--- a/packages/ast-spec/tests/fixtures-with-differences-errors.shot
+++ b/packages/ast-spec/tests/fixtures-with-differences-errors.shot
@@ -76,6 +76,8 @@ exports[`AST Fixtures List fixtures with Error differences 1`] = `
     "element/AccessorProperty/fixtures/_error_/modifier-abstract-accessor-with-value/fixture.ts",
     "legacy-fixtures/basics/fixtures/_error_/abstract-class-with-abstract-constructor/fixture.ts",
     "legacy-fixtures/expressions/fixtures/_error_/instantiation-expression/fixture.ts",
+    "statement/ForOfStatement/fixtures/_error_/decl-definite/fixture.ts",
+    "statement/ForOfStatement/fixtures/_error_/decl-type/fixture.ts",
   ],
 }
 `;
diff --git a/packages/typescript-estree/src/convert.ts b/packages/typescript-estree/src/convert.ts
index 7c4783407699..538966f828c0 100644
--- a/packages/typescript-estree/src/convert.ts
+++ b/packages/typescript-estree/src/convert.ts
@@ -939,7 +939,7 @@ export class Converter {
         });
 
       case SyntaxKind.ForInStatement:
-        this.#checkForStatementDeclaration(node.initializer);
+        this.#checkForStatementDeclaration(node.initializer, node.kind);
         return this.createNode<TSESTree.ForInStatement>(node, {
           type: AST_NODE_TYPES.ForInStatement,
           left: this.convertPattern(node.initializer),
@@ -947,7 +947,8 @@ export class Converter {
           body: this.convertChild(node.statement),
         });
 
-      case SyntaxKind.ForOfStatement:
+      case SyntaxKind.ForOfStatement: {
+        this.#checkForStatementDeclaration(node.initializer, node.kind);
         return this.createNode<TSESTree.ForOfStatement>(node, {
           type: AST_NODE_TYPES.ForOfStatement,
           left: this.convertPattern(node.initializer),
@@ -958,6 +959,7 @@ export class Converter {
               node.awaitModifier.kind === SyntaxKind.AwaitKeyword,
           ),
         });
+      }
 
       // Declarations
 
@@ -3584,14 +3586,49 @@ export class Converter {
 
     throw createError(message, this.ast, start, end);
   }
-  #checkForStatementDeclaration(initializer: ts.ForInitializer): void {
+  #checkForStatementDeclaration(
+    initializer: ts.ForInitializer,
+    kind: ts.SyntaxKind.ForInStatement | ts.SyntaxKind.ForOfStatement,
+  ): void {
+    const loop =
+      kind === ts.SyntaxKind.ForInStatement ? 'for...in' : 'for...of';
     if (ts.isVariableDeclarationList(initializer)) {
-      if ((initializer.flags & ts.NodeFlags.Using) !== 0) {
+      if (initializer.declarations.length !== 1) {
+        this.#throwError(
+          initializer,
+          `Only a single variable declaration is allowed in a '${loop}' statement.`,
+        );
+      }
+      const declaration = initializer.declarations[0];
+      if (declaration.initializer) {
+        this.#throwError(
+          declaration,
+          `The variable declaration of a '${loop}' statement cannot have an initializer.`,
+        );
+      } else if (declaration.type) {
+        this.#throwError(
+          declaration,
+          `The variable declaration of a '${loop}' statement cannot have a type annotation.`,
+        );
+      }
+      if (
+        kind === ts.SyntaxKind.ForInStatement &&
+        initializer.flags & ts.NodeFlags.Using
+      ) {
         this.#throwError(
           initializer,
           "The left-hand side of a 'for...in' statement cannot be a 'using' declaration.",
         );
       }
+    } else if (
+      !isValidAssignmentTarget(initializer) &&
+      initializer.kind !== ts.SyntaxKind.ObjectLiteralExpression &&
+      initializer.kind !== ts.SyntaxKind.ArrayLiteralExpression
+    ) {
+      this.#throwError(
+        initializer,
+        `The left-hand side of a '${loop}' statement must be a variable or a property access.`,
+      );
     }
   }
 }
diff --git a/packages/typescript-estree/src/node-utils.ts b/packages/typescript-estree/src/node-utils.ts
index 5dc42f06dbb1..94765b1368cb 100644
--- a/packages/typescript-estree/src/node-utils.ts
+++ b/packages/typescript-estree/src/node-utils.ts
@@ -937,6 +937,7 @@ export function isValidAssignmentTarget(node: ts.Node): boolean {
     case SyntaxKind.TypeAssertionExpression:
     case SyntaxKind.AsExpression:
     case SyntaxKind.SatisfiesExpression:
+    case SyntaxKind.ExpressionWithTypeArguments:
     case SyntaxKind.NonNullExpression:
       return isValidAssignmentTarget(
         (
@@ -944,6 +945,7 @@ export function isValidAssignmentTarget(node: ts.Node): boolean {
             | ts.ParenthesizedExpression
             | ts.AssertionExpression
             | ts.SatisfiesExpression
+            | ts.ExpressionWithTypeArguments
             | ts.NonNullExpression
         ).expression,
       );

From eec9d960e6d310106e8e2f39d955dd557ba3b261 Mon Sep 17 00:00:00 2001
From: Joshua Chen <sidachen2003@gmail.com>
Date: Tue, 4 Jun 2024 18:45:20 +0800
Subject: [PATCH 5/8] Fix snapshots

---
 .../expr-init/snapshots/1-TSESTree-AST.shot   | 126 +++++-----
 .../snapshots/2-TSESTree-Tokens.shot          | 236 ++++++++----------
 .../expr-init/snapshots/3-Babel-AST.shot      | 126 +++++-----
 .../expr-init/snapshots/4-Babel-Tokens.shot   | 236 ++++++++----------
 .../snapshots/5-AST-Alignment-AST.shot        | 126 +++++-----
 .../expr-init/snapshots/1-TSESTree-AST.shot   | 126 +++++-----
 .../snapshots/2-TSESTree-Tokens.shot          | 236 ++++++++----------
 .../expr-init/snapshots/3-Babel-AST.shot      | 126 +++++-----
 .../expr-init/snapshots/4-Babel-Tokens.shot   | 236 ++++++++----------
 .../snapshots/5-AST-Alignment-AST.shot        | 126 +++++-----
 .../snapshots/1-TSESTree-AST.shot             |  12 +-
 .../snapshots/2-TSESTree-Tokens.shot          |   6 +-
 .../snapshots/3-Babel-AST.shot                |  12 +-
 .../snapshots/4-Babel-Tokens.shot             |   6 +-
 .../snapshots/5-AST-Alignment-AST.shot        |  12 +-
 15 files changed, 834 insertions(+), 914 deletions(-)

diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
index c1a465d714bc..4a605a03c84f 100644
--- a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
@@ -10,10 +10,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [150, 152],
+        range: [150, 153],
         loc: {
           start: { column: 21, line: 3 },
-          end: { column: 23, line: 3 },
+          end: { column: 1, line: 4 },
         },
       },
       left: ObjectPattern {
@@ -116,10 +116,10 @@ Program {
         },
       },
 
-      range: [129, 152],
+      range: [129, 153],
       loc: {
         start: { column: 0, line: 3 },
-        end: { column: 23, line: 3 },
+        end: { column: 1, line: 4 },
       },
     },
     ForInStatement {
@@ -128,10 +128,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [172, 174],
+        range: [173, 176],
         loc: {
-          start: { column: 19, line: 4 },
-          end: { column: 21, line: 4 },
+          start: { column: 19, line: 5 },
+          end: { column: 1, line: 6 },
         },
       },
       left: ArrayPattern {
@@ -144,10 +144,10 @@ Program {
             name: "x",
             optional: false,
 
-            range: [159, 160],
+            range: [160, 161],
             loc: {
-              start: { column: 6, line: 4 },
-              end: { column: 7, line: 4 },
+              start: { column: 6, line: 5 },
+              end: { column: 7, line: 5 },
             },
           },
           Identifier {
@@ -156,36 +156,36 @@ Program {
             name: "y",
             optional: false,
 
-            range: [162, 163],
+            range: [163, 164],
             loc: {
-              start: { column: 9, line: 4 },
-              end: { column: 10, line: 4 },
+              start: { column: 9, line: 5 },
+              end: { column: 10, line: 5 },
             },
           },
         ],
         optional: false,
 
-        range: [158, 164],
+        range: [159, 165],
         loc: {
-          start: { column: 5, line: 4 },
-          end: { column: 11, line: 4 },
+          start: { column: 5, line: 5 },
+          end: { column: 11, line: 5 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [168, 170],
+        range: [169, 171],
         loc: {
-          start: { column: 15, line: 4 },
-          end: { column: 17, line: 4 },
+          start: { column: 15, line: 5 },
+          end: { column: 17, line: 5 },
         },
       },
 
-      range: [153, 174],
+      range: [154, 176],
       loc: {
-        start: { column: 0, line: 4 },
-        end: { column: 21, line: 4 },
+        start: { column: 0, line: 5 },
+        end: { column: 1, line: 6 },
       },
     },
     ForInStatement {
@@ -194,10 +194,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [191, 193],
+        range: [193, 196],
         loc: {
-          start: { column: 16, line: 5 },
-          end: { column: 18, line: 5 },
+          start: { column: 16, line: 7 },
+          end: { column: 1, line: 8 },
         },
       },
       left: MemberExpression {
@@ -209,10 +209,10 @@ Program {
           name: "x",
           optional: false,
 
-          range: [180, 181],
+          range: [182, 183],
           loc: {
-            start: { column: 5, line: 5 },
-            end: { column: 6, line: 5 },
+            start: { column: 5, line: 7 },
+            end: { column: 6, line: 7 },
           },
         },
         optional: false,
@@ -222,34 +222,34 @@ Program {
           name: "y",
           optional: false,
 
-          range: [182, 183],
+          range: [184, 185],
           loc: {
-            start: { column: 7, line: 5 },
-            end: { column: 8, line: 5 },
+            start: { column: 7, line: 7 },
+            end: { column: 8, line: 7 },
           },
         },
 
-        range: [180, 183],
+        range: [182, 185],
         loc: {
-          start: { column: 5, line: 5 },
-          end: { column: 8, line: 5 },
+          start: { column: 5, line: 7 },
+          end: { column: 8, line: 7 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [187, 189],
+        range: [189, 191],
         loc: {
-          start: { column: 12, line: 5 },
-          end: { column: 14, line: 5 },
+          start: { column: 12, line: 7 },
+          end: { column: 14, line: 7 },
         },
       },
 
-      range: [175, 193],
+      range: [177, 196],
       loc: {
-        start: { column: 0, line: 5 },
-        end: { column: 18, line: 5 },
+        start: { column: 0, line: 7 },
+        end: { column: 1, line: 8 },
       },
     },
     ForInStatement {
@@ -258,10 +258,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [215, 217],
+        range: [216, 219],
         loc: {
-          start: { column: 21, line: 6 },
-          end: { column: 23, line: 6 },
+          start: { column: 19, line: 9 },
+          end: { column: 1, line: 10 },
         },
       },
       left: TSAsExpression {
@@ -272,10 +272,10 @@ Program {
           name: "x",
           optional: false,
 
-          range: [200, 201],
+          range: [202, 203],
           loc: {
-            start: { column: 6, line: 6 },
-            end: { column: 7, line: 6 },
+            start: { column: 5, line: 9 },
+            end: { column: 6, line: 9 },
           },
         },
         typeAnnotation: TSTypeReference {
@@ -286,50 +286,50 @@ Program {
             name: "T",
             optional: false,
 
-            range: [205, 206],
+            range: [207, 208],
             loc: {
-              start: { column: 11, line: 6 },
-              end: { column: 12, line: 6 },
+              start: { column: 10, line: 9 },
+              end: { column: 11, line: 9 },
             },
           },
 
-          range: [205, 206],
+          range: [207, 208],
           loc: {
-            start: { column: 11, line: 6 },
-            end: { column: 12, line: 6 },
+            start: { column: 10, line: 9 },
+            end: { column: 11, line: 9 },
           },
         },
 
-        range: [200, 206],
+        range: [202, 208],
         loc: {
-          start: { column: 6, line: 6 },
-          end: { column: 12, line: 6 },
+          start: { column: 5, line: 9 },
+          end: { column: 11, line: 9 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [211, 213],
+        range: [212, 214],
         loc: {
-          start: { column: 17, line: 6 },
-          end: { column: 19, line: 6 },
+          start: { column: 15, line: 9 },
+          end: { column: 17, line: 9 },
         },
       },
 
-      range: [194, 217],
+      range: [197, 219],
       loc: {
-        start: { column: 0, line: 6 },
-        end: { column: 23, line: 6 },
+        start: { column: 0, line: 9 },
+        end: { column: 1, line: 10 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [129, 218],
+  range: [129, 220],
   loc: {
     start: { column: 0, line: 3 },
-    end: { column: 0, line: 7 },
+    end: { column: 0, line: 11 },
   },
 }
 `;
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
index cd1783a9f401..16d0b4aaa2a0 100644
--- a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
@@ -126,380 +126,360 @@ exports[`AST Fixtures statement ForInStatement expr-init TSESTree - Tokens 1`] =
     type: "Punctuator",
     value: "}",
 
-    range: [151, 152],
+    range: [152, 153],
     loc: {
-      start: { column: 22, line: 3 },
-      end: { column: 23, line: 3 },
+      start: { column: 0, line: 4 },
+      end: { column: 1, line: 4 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [153, 156],
+    range: [154, 157],
     loc: {
-      start: { column: 0, line: 4 },
-      end: { column: 3, line: 4 },
+      start: { column: 0, line: 5 },
+      end: { column: 3, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [157, 158],
+    range: [158, 159],
     loc: {
-      start: { column: 4, line: 4 },
-      end: { column: 5, line: 4 },
+      start: { column: 4, line: 5 },
+      end: { column: 5, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [158, 159],
+    range: [159, 160],
     loc: {
-      start: { column: 5, line: 4 },
-      end: { column: 6, line: 4 },
+      start: { column: 5, line: 5 },
+      end: { column: 6, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [159, 160],
+    range: [160, 161],
     loc: {
-      start: { column: 6, line: 4 },
-      end: { column: 7, line: 4 },
+      start: { column: 6, line: 5 },
+      end: { column: 7, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ",",
 
-    range: [160, 161],
+    range: [161, 162],
     loc: {
-      start: { column: 7, line: 4 },
-      end: { column: 8, line: 4 },
+      start: { column: 7, line: 5 },
+      end: { column: 8, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "y",
 
-    range: [162, 163],
+    range: [163, 164],
     loc: {
-      start: { column: 9, line: 4 },
-      end: { column: 10, line: 4 },
+      start: { column: 9, line: 5 },
+      end: { column: 10, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [163, 164],
+    range: [164, 165],
     loc: {
-      start: { column: 10, line: 4 },
-      end: { column: 11, line: 4 },
+      start: { column: 10, line: 5 },
+      end: { column: 11, line: 5 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "in",
 
-    range: [165, 167],
+    range: [166, 168],
     loc: {
-      start: { column: 12, line: 4 },
-      end: { column: 14, line: 4 },
+      start: { column: 12, line: 5 },
+      end: { column: 14, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [168, 169],
+    range: [169, 170],
     loc: {
-      start: { column: 15, line: 4 },
-      end: { column: 16, line: 4 },
+      start: { column: 15, line: 5 },
+      end: { column: 16, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [169, 170],
+    range: [170, 171],
     loc: {
-      start: { column: 16, line: 4 },
-      end: { column: 17, line: 4 },
+      start: { column: 16, line: 5 },
+      end: { column: 17, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [170, 171],
+    range: [171, 172],
     loc: {
-      start: { column: 17, line: 4 },
-      end: { column: 18, line: 4 },
+      start: { column: 17, line: 5 },
+      end: { column: 18, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [172, 173],
+    range: [173, 174],
     loc: {
-      start: { column: 19, line: 4 },
-      end: { column: 20, line: 4 },
+      start: { column: 19, line: 5 },
+      end: { column: 20, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [173, 174],
+    range: [175, 176],
     loc: {
-      start: { column: 20, line: 4 },
-      end: { column: 21, line: 4 },
+      start: { column: 0, line: 6 },
+      end: { column: 1, line: 6 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [175, 178],
+    range: [177, 180],
     loc: {
-      start: { column: 0, line: 5 },
-      end: { column: 3, line: 5 },
+      start: { column: 0, line: 7 },
+      end: { column: 3, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [179, 180],
+    range: [181, 182],
     loc: {
-      start: { column: 4, line: 5 },
-      end: { column: 5, line: 5 },
+      start: { column: 4, line: 7 },
+      end: { column: 5, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [180, 181],
+    range: [182, 183],
     loc: {
-      start: { column: 5, line: 5 },
-      end: { column: 6, line: 5 },
+      start: { column: 5, line: 7 },
+      end: { column: 6, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ".",
 
-    range: [181, 182],
+    range: [183, 184],
     loc: {
-      start: { column: 6, line: 5 },
-      end: { column: 7, line: 5 },
+      start: { column: 6, line: 7 },
+      end: { column: 7, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "y",
 
-    range: [182, 183],
+    range: [184, 185],
     loc: {
-      start: { column: 7, line: 5 },
-      end: { column: 8, line: 5 },
+      start: { column: 7, line: 7 },
+      end: { column: 8, line: 7 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "in",
 
-    range: [184, 186],
+    range: [186, 188],
     loc: {
-      start: { column: 9, line: 5 },
-      end: { column: 11, line: 5 },
+      start: { column: 9, line: 7 },
+      end: { column: 11, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [187, 188],
+    range: [189, 190],
     loc: {
-      start: { column: 12, line: 5 },
-      end: { column: 13, line: 5 },
+      start: { column: 12, line: 7 },
+      end: { column: 13, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [188, 189],
+    range: [190, 191],
     loc: {
-      start: { column: 13, line: 5 },
-      end: { column: 14, line: 5 },
+      start: { column: 13, line: 7 },
+      end: { column: 14, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [189, 190],
+    range: [191, 192],
     loc: {
-      start: { column: 14, line: 5 },
-      end: { column: 15, line: 5 },
+      start: { column: 14, line: 7 },
+      end: { column: 15, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [191, 192],
+    range: [193, 194],
     loc: {
-      start: { column: 16, line: 5 },
-      end: { column: 17, line: 5 },
+      start: { column: 16, line: 7 },
+      end: { column: 17, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [192, 193],
+    range: [195, 196],
     loc: {
-      start: { column: 17, line: 5 },
-      end: { column: 18, line: 5 },
+      start: { column: 0, line: 8 },
+      end: { column: 1, line: 8 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [194, 197],
+    range: [197, 200],
     loc: {
-      start: { column: 0, line: 6 },
-      end: { column: 3, line: 6 },
+      start: { column: 0, line: 9 },
+      end: { column: 3, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [198, 199],
+    range: [201, 202],
     loc: {
-      start: { column: 4, line: 6 },
-      end: { column: 5, line: 6 },
-    },
-  },
-  Punctuator {
-    type: "Punctuator",
-    value: "(",
-
-    range: [199, 200],
-    loc: {
-      start: { column: 5, line: 6 },
-      end: { column: 6, line: 6 },
+      start: { column: 4, line: 9 },
+      end: { column: 5, line: 9 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [200, 201],
+    range: [202, 203],
     loc: {
-      start: { column: 6, line: 6 },
-      end: { column: 7, line: 6 },
+      start: { column: 5, line: 9 },
+      end: { column: 6, line: 9 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "as",
 
-    range: [202, 204],
+    range: [204, 206],
     loc: {
-      start: { column: 8, line: 6 },
-      end: { column: 10, line: 6 },
+      start: { column: 7, line: 9 },
+      end: { column: 9, line: 9 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "T",
 
-    range: [205, 206],
-    loc: {
-      start: { column: 11, line: 6 },
-      end: { column: 12, line: 6 },
-    },
-  },
-  Punctuator {
-    type: "Punctuator",
-    value: ")",
-
-    range: [206, 207],
+    range: [207, 208],
     loc: {
-      start: { column: 12, line: 6 },
-      end: { column: 13, line: 6 },
+      start: { column: 10, line: 9 },
+      end: { column: 11, line: 9 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "in",
 
-    range: [208, 210],
+    range: [209, 211],
     loc: {
-      start: { column: 14, line: 6 },
-      end: { column: 16, line: 6 },
+      start: { column: 12, line: 9 },
+      end: { column: 14, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [211, 212],
+    range: [212, 213],
     loc: {
-      start: { column: 17, line: 6 },
-      end: { column: 18, line: 6 },
+      start: { column: 15, line: 9 },
+      end: { column: 16, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [212, 213],
+    range: [213, 214],
     loc: {
-      start: { column: 18, line: 6 },
-      end: { column: 19, line: 6 },
+      start: { column: 16, line: 9 },
+      end: { column: 17, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [213, 214],
+    range: [214, 215],
     loc: {
-      start: { column: 19, line: 6 },
-      end: { column: 20, line: 6 },
+      start: { column: 17, line: 9 },
+      end: { column: 18, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [215, 216],
+    range: [216, 217],
     loc: {
-      start: { column: 21, line: 6 },
-      end: { column: 22, line: 6 },
+      start: { column: 19, line: 9 },
+      end: { column: 20, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [216, 217],
+    range: [218, 219],
     loc: {
-      start: { column: 22, line: 6 },
-      end: { column: 23, line: 6 },
+      start: { column: 0, line: 10 },
+      end: { column: 1, line: 10 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
index 16c9d6e357e8..b71035a74ddd 100644
--- a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
@@ -10,10 +10,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [150, 152],
+        range: [150, 153],
         loc: {
           start: { column: 21, line: 3 },
-          end: { column: 23, line: 3 },
+          end: { column: 1, line: 4 },
         },
       },
       left: ObjectPattern {
@@ -104,10 +104,10 @@ Program {
         },
       },
 
-      range: [129, 152],
+      range: [129, 153],
       loc: {
         start: { column: 0, line: 3 },
-        end: { column: 23, line: 3 },
+        end: { column: 1, line: 4 },
       },
     },
     ForInStatement {
@@ -116,10 +116,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [172, 174],
+        range: [173, 176],
         loc: {
-          start: { column: 19, line: 4 },
-          end: { column: 21, line: 4 },
+          start: { column: 19, line: 5 },
+          end: { column: 1, line: 6 },
         },
       },
       left: ArrayPattern {
@@ -129,45 +129,45 @@ Program {
             type: "Identifier",
             name: "x",
 
-            range: [159, 160],
+            range: [160, 161],
             loc: {
-              start: { column: 6, line: 4 },
-              end: { column: 7, line: 4 },
+              start: { column: 6, line: 5 },
+              end: { column: 7, line: 5 },
             },
           },
           Identifier {
             type: "Identifier",
             name: "y",
 
-            range: [162, 163],
+            range: [163, 164],
             loc: {
-              start: { column: 9, line: 4 },
-              end: { column: 10, line: 4 },
+              start: { column: 9, line: 5 },
+              end: { column: 10, line: 5 },
             },
           },
         ],
 
-        range: [158, 164],
+        range: [159, 165],
         loc: {
-          start: { column: 5, line: 4 },
-          end: { column: 11, line: 4 },
+          start: { column: 5, line: 5 },
+          end: { column: 11, line: 5 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [168, 170],
+        range: [169, 171],
         loc: {
-          start: { column: 15, line: 4 },
-          end: { column: 17, line: 4 },
+          start: { column: 15, line: 5 },
+          end: { column: 17, line: 5 },
         },
       },
 
-      range: [153, 174],
+      range: [154, 176],
       loc: {
-        start: { column: 0, line: 4 },
-        end: { column: 21, line: 4 },
+        start: { column: 0, line: 5 },
+        end: { column: 1, line: 6 },
       },
     },
     ForInStatement {
@@ -176,10 +176,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [191, 193],
+        range: [193, 196],
         loc: {
-          start: { column: 16, line: 5 },
-          end: { column: 18, line: 5 },
+          start: { column: 16, line: 7 },
+          end: { column: 1, line: 8 },
         },
       },
       left: MemberExpression {
@@ -189,10 +189,10 @@ Program {
           type: "Identifier",
           name: "x",
 
-          range: [180, 181],
+          range: [182, 183],
           loc: {
-            start: { column: 5, line: 5 },
-            end: { column: 6, line: 5 },
+            start: { column: 5, line: 7 },
+            end: { column: 6, line: 7 },
           },
         },
         optional: false,
@@ -200,34 +200,34 @@ Program {
           type: "Identifier",
           name: "y",
 
-          range: [182, 183],
+          range: [184, 185],
           loc: {
-            start: { column: 7, line: 5 },
-            end: { column: 8, line: 5 },
+            start: { column: 7, line: 7 },
+            end: { column: 8, line: 7 },
           },
         },
 
-        range: [180, 183],
+        range: [182, 185],
         loc: {
-          start: { column: 5, line: 5 },
-          end: { column: 8, line: 5 },
+          start: { column: 5, line: 7 },
+          end: { column: 8, line: 7 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [187, 189],
+        range: [189, 191],
         loc: {
-          start: { column: 12, line: 5 },
-          end: { column: 14, line: 5 },
+          start: { column: 12, line: 7 },
+          end: { column: 14, line: 7 },
         },
       },
 
-      range: [175, 193],
+      range: [177, 196],
       loc: {
-        start: { column: 0, line: 5 },
-        end: { column: 18, line: 5 },
+        start: { column: 0, line: 7 },
+        end: { column: 1, line: 8 },
       },
     },
     ForInStatement {
@@ -236,10 +236,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [215, 217],
+        range: [216, 219],
         loc: {
-          start: { column: 21, line: 6 },
-          end: { column: 23, line: 6 },
+          start: { column: 19, line: 9 },
+          end: { column: 1, line: 10 },
         },
       },
       left: TSAsExpression {
@@ -248,10 +248,10 @@ Program {
           type: "Identifier",
           name: "x",
 
-          range: [200, 201],
+          range: [202, 203],
           loc: {
-            start: { column: 6, line: 6 },
-            end: { column: 7, line: 6 },
+            start: { column: 5, line: 9 },
+            end: { column: 6, line: 9 },
           },
         },
         typeAnnotation: TSTypeReference {
@@ -260,50 +260,50 @@ Program {
             type: "Identifier",
             name: "T",
 
-            range: [205, 206],
+            range: [207, 208],
             loc: {
-              start: { column: 11, line: 6 },
-              end: { column: 12, line: 6 },
+              start: { column: 10, line: 9 },
+              end: { column: 11, line: 9 },
             },
           },
 
-          range: [205, 206],
+          range: [207, 208],
           loc: {
-            start: { column: 11, line: 6 },
-            end: { column: 12, line: 6 },
+            start: { column: 10, line: 9 },
+            end: { column: 11, line: 9 },
           },
         },
 
-        range: [200, 206],
+        range: [202, 208],
         loc: {
-          start: { column: 6, line: 6 },
-          end: { column: 12, line: 6 },
+          start: { column: 5, line: 9 },
+          end: { column: 11, line: 9 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [211, 213],
+        range: [212, 214],
         loc: {
-          start: { column: 17, line: 6 },
-          end: { column: 19, line: 6 },
+          start: { column: 15, line: 9 },
+          end: { column: 17, line: 9 },
         },
       },
 
-      range: [194, 217],
+      range: [197, 219],
       loc: {
-        start: { column: 0, line: 6 },
-        end: { column: 23, line: 6 },
+        start: { column: 0, line: 9 },
+        end: { column: 1, line: 10 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [129, 218],
+  range: [129, 220],
   loc: {
     start: { column: 0, line: 3 },
-    end: { column: 0, line: 7 },
+    end: { column: 0, line: 11 },
   },
 }
 `;
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
index 56cec4813296..e1f9bc7d63d7 100644
--- a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
@@ -126,380 +126,360 @@ exports[`AST Fixtures statement ForInStatement expr-init Babel - Tokens 1`] = `
     type: "Punctuator",
     value: "}",
 
-    range: [151, 152],
+    range: [152, 153],
     loc: {
-      start: { column: 22, line: 3 },
-      end: { column: 23, line: 3 },
+      start: { column: 0, line: 4 },
+      end: { column: 1, line: 4 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [153, 156],
+    range: [154, 157],
     loc: {
-      start: { column: 0, line: 4 },
-      end: { column: 3, line: 4 },
+      start: { column: 0, line: 5 },
+      end: { column: 3, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [157, 158],
+    range: [158, 159],
     loc: {
-      start: { column: 4, line: 4 },
-      end: { column: 5, line: 4 },
+      start: { column: 4, line: 5 },
+      end: { column: 5, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [158, 159],
+    range: [159, 160],
     loc: {
-      start: { column: 5, line: 4 },
-      end: { column: 6, line: 4 },
+      start: { column: 5, line: 5 },
+      end: { column: 6, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [159, 160],
+    range: [160, 161],
     loc: {
-      start: { column: 6, line: 4 },
-      end: { column: 7, line: 4 },
+      start: { column: 6, line: 5 },
+      end: { column: 7, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ",",
 
-    range: [160, 161],
+    range: [161, 162],
     loc: {
-      start: { column: 7, line: 4 },
-      end: { column: 8, line: 4 },
+      start: { column: 7, line: 5 },
+      end: { column: 8, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "y",
 
-    range: [162, 163],
+    range: [163, 164],
     loc: {
-      start: { column: 9, line: 4 },
-      end: { column: 10, line: 4 },
+      start: { column: 9, line: 5 },
+      end: { column: 10, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [163, 164],
+    range: [164, 165],
     loc: {
-      start: { column: 10, line: 4 },
-      end: { column: 11, line: 4 },
+      start: { column: 10, line: 5 },
+      end: { column: 11, line: 5 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "in",
 
-    range: [165, 167],
+    range: [166, 168],
     loc: {
-      start: { column: 12, line: 4 },
-      end: { column: 14, line: 4 },
+      start: { column: 12, line: 5 },
+      end: { column: 14, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [168, 169],
+    range: [169, 170],
     loc: {
-      start: { column: 15, line: 4 },
-      end: { column: 16, line: 4 },
+      start: { column: 15, line: 5 },
+      end: { column: 16, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [169, 170],
+    range: [170, 171],
     loc: {
-      start: { column: 16, line: 4 },
-      end: { column: 17, line: 4 },
+      start: { column: 16, line: 5 },
+      end: { column: 17, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [170, 171],
+    range: [171, 172],
     loc: {
-      start: { column: 17, line: 4 },
-      end: { column: 18, line: 4 },
+      start: { column: 17, line: 5 },
+      end: { column: 18, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [172, 173],
+    range: [173, 174],
     loc: {
-      start: { column: 19, line: 4 },
-      end: { column: 20, line: 4 },
+      start: { column: 19, line: 5 },
+      end: { column: 20, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [173, 174],
+    range: [175, 176],
     loc: {
-      start: { column: 20, line: 4 },
-      end: { column: 21, line: 4 },
+      start: { column: 0, line: 6 },
+      end: { column: 1, line: 6 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [175, 178],
+    range: [177, 180],
     loc: {
-      start: { column: 0, line: 5 },
-      end: { column: 3, line: 5 },
+      start: { column: 0, line: 7 },
+      end: { column: 3, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [179, 180],
+    range: [181, 182],
     loc: {
-      start: { column: 4, line: 5 },
-      end: { column: 5, line: 5 },
+      start: { column: 4, line: 7 },
+      end: { column: 5, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [180, 181],
+    range: [182, 183],
     loc: {
-      start: { column: 5, line: 5 },
-      end: { column: 6, line: 5 },
+      start: { column: 5, line: 7 },
+      end: { column: 6, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ".",
 
-    range: [181, 182],
+    range: [183, 184],
     loc: {
-      start: { column: 6, line: 5 },
-      end: { column: 7, line: 5 },
+      start: { column: 6, line: 7 },
+      end: { column: 7, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "y",
 
-    range: [182, 183],
+    range: [184, 185],
     loc: {
-      start: { column: 7, line: 5 },
-      end: { column: 8, line: 5 },
+      start: { column: 7, line: 7 },
+      end: { column: 8, line: 7 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "in",
 
-    range: [184, 186],
+    range: [186, 188],
     loc: {
-      start: { column: 9, line: 5 },
-      end: { column: 11, line: 5 },
+      start: { column: 9, line: 7 },
+      end: { column: 11, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [187, 188],
+    range: [189, 190],
     loc: {
-      start: { column: 12, line: 5 },
-      end: { column: 13, line: 5 },
+      start: { column: 12, line: 7 },
+      end: { column: 13, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [188, 189],
+    range: [190, 191],
     loc: {
-      start: { column: 13, line: 5 },
-      end: { column: 14, line: 5 },
+      start: { column: 13, line: 7 },
+      end: { column: 14, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [189, 190],
+    range: [191, 192],
     loc: {
-      start: { column: 14, line: 5 },
-      end: { column: 15, line: 5 },
+      start: { column: 14, line: 7 },
+      end: { column: 15, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [191, 192],
+    range: [193, 194],
     loc: {
-      start: { column: 16, line: 5 },
-      end: { column: 17, line: 5 },
+      start: { column: 16, line: 7 },
+      end: { column: 17, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [192, 193],
+    range: [195, 196],
     loc: {
-      start: { column: 17, line: 5 },
-      end: { column: 18, line: 5 },
+      start: { column: 0, line: 8 },
+      end: { column: 1, line: 8 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [194, 197],
+    range: [197, 200],
     loc: {
-      start: { column: 0, line: 6 },
-      end: { column: 3, line: 6 },
+      start: { column: 0, line: 9 },
+      end: { column: 3, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [198, 199],
+    range: [201, 202],
     loc: {
-      start: { column: 4, line: 6 },
-      end: { column: 5, line: 6 },
-    },
-  },
-  Punctuator {
-    type: "Punctuator",
-    value: "(",
-
-    range: [199, 200],
-    loc: {
-      start: { column: 5, line: 6 },
-      end: { column: 6, line: 6 },
+      start: { column: 4, line: 9 },
+      end: { column: 5, line: 9 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [200, 201],
+    range: [202, 203],
     loc: {
-      start: { column: 6, line: 6 },
-      end: { column: 7, line: 6 },
+      start: { column: 5, line: 9 },
+      end: { column: 6, line: 9 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "as",
 
-    range: [202, 204],
+    range: [204, 206],
     loc: {
-      start: { column: 8, line: 6 },
-      end: { column: 10, line: 6 },
+      start: { column: 7, line: 9 },
+      end: { column: 9, line: 9 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "T",
 
-    range: [205, 206],
-    loc: {
-      start: { column: 11, line: 6 },
-      end: { column: 12, line: 6 },
-    },
-  },
-  Punctuator {
-    type: "Punctuator",
-    value: ")",
-
-    range: [206, 207],
+    range: [207, 208],
     loc: {
-      start: { column: 12, line: 6 },
-      end: { column: 13, line: 6 },
+      start: { column: 10, line: 9 },
+      end: { column: 11, line: 9 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "in",
 
-    range: [208, 210],
+    range: [209, 211],
     loc: {
-      start: { column: 14, line: 6 },
-      end: { column: 16, line: 6 },
+      start: { column: 12, line: 9 },
+      end: { column: 14, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [211, 212],
+    range: [212, 213],
     loc: {
-      start: { column: 17, line: 6 },
-      end: { column: 18, line: 6 },
+      start: { column: 15, line: 9 },
+      end: { column: 16, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [212, 213],
+    range: [213, 214],
     loc: {
-      start: { column: 18, line: 6 },
-      end: { column: 19, line: 6 },
+      start: { column: 16, line: 9 },
+      end: { column: 17, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [213, 214],
+    range: [214, 215],
     loc: {
-      start: { column: 19, line: 6 },
-      end: { column: 20, line: 6 },
+      start: { column: 17, line: 9 },
+      end: { column: 18, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [215, 216],
+    range: [216, 217],
     loc: {
-      start: { column: 21, line: 6 },
-      end: { column: 22, line: 6 },
+      start: { column: 19, line: 9 },
+      end: { column: 20, line: 9 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [216, 217],
+    range: [218, 219],
     loc: {
-      start: { column: 22, line: 6 },
-      end: { column: 23, line: 6 },
+      start: { column: 0, line: 10 },
+      end: { column: 1, line: 10 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
index b33f93c97ada..7e020e66ddae 100644
--- a/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/statement/ForInStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
@@ -14,10 +14,10 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
           type: 'BlockStatement',
           body: Array [],
 
-          range: [150, 152],
+          range: [150, 153],
           loc: {
             start: { column: 21, line: 3 },
-            end: { column: 23, line: 3 },
+            end: { column: 1, line: 4 },
           },
         },
         left: ObjectPattern {
@@ -120,10 +120,10 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
           },
         },
 
-        range: [129, 152],
+        range: [129, 153],
         loc: {
           start: { column: 0, line: 3 },
-          end: { column: 23, line: 3 },
+          end: { column: 1, line: 4 },
         },
       },
       ForInStatement {
@@ -132,10 +132,10 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
           type: 'BlockStatement',
           body: Array [],
 
-          range: [172, 174],
+          range: [173, 176],
           loc: {
-            start: { column: 19, line: 4 },
-            end: { column: 21, line: 4 },
+            start: { column: 19, line: 5 },
+            end: { column: 1, line: 6 },
           },
         },
         left: ArrayPattern {
@@ -148,10 +148,10 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
               name: 'x',
 -             optional: false,
 
-              range: [159, 160],
+              range: [160, 161],
               loc: {
-                start: { column: 6, line: 4 },
-                end: { column: 7, line: 4 },
+                start: { column: 6, line: 5 },
+                end: { column: 7, line: 5 },
               },
             },
             Identifier {
@@ -160,36 +160,36 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
               name: 'y',
 -             optional: false,
 
-              range: [162, 163],
+              range: [163, 164],
               loc: {
-                start: { column: 9, line: 4 },
-                end: { column: 10, line: 4 },
+                start: { column: 9, line: 5 },
+                end: { column: 10, line: 5 },
               },
             },
           ],
 -         optional: false,
 
-          range: [158, 164],
+          range: [159, 165],
           loc: {
-            start: { column: 5, line: 4 },
-            end: { column: 11, line: 4 },
+            start: { column: 5, line: 5 },
+            end: { column: 11, line: 5 },
           },
         },
         right: ArrayExpression {
           type: 'ArrayExpression',
           elements: Array [],
 
-          range: [168, 170],
+          range: [169, 171],
           loc: {
-            start: { column: 15, line: 4 },
-            end: { column: 17, line: 4 },
+            start: { column: 15, line: 5 },
+            end: { column: 17, line: 5 },
           },
         },
 
-        range: [153, 174],
+        range: [154, 176],
         loc: {
-          start: { column: 0, line: 4 },
-          end: { column: 21, line: 4 },
+          start: { column: 0, line: 5 },
+          end: { column: 1, line: 6 },
         },
       },
       ForInStatement {
@@ -198,10 +198,10 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
           type: 'BlockStatement',
           body: Array [],
 
-          range: [191, 193],
+          range: [193, 196],
           loc: {
-            start: { column: 16, line: 5 },
-            end: { column: 18, line: 5 },
+            start: { column: 16, line: 7 },
+            end: { column: 1, line: 8 },
           },
         },
         left: MemberExpression {
@@ -213,10 +213,10 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
             name: 'x',
 -           optional: false,
 
-            range: [180, 181],
+            range: [182, 183],
             loc: {
-              start: { column: 5, line: 5 },
-              end: { column: 6, line: 5 },
+              start: { column: 5, line: 7 },
+              end: { column: 6, line: 7 },
             },
           },
           optional: false,
@@ -226,34 +226,34 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
             name: 'y',
 -           optional: false,
 
-            range: [182, 183],
+            range: [184, 185],
             loc: {
-              start: { column: 7, line: 5 },
-              end: { column: 8, line: 5 },
+              start: { column: 7, line: 7 },
+              end: { column: 8, line: 7 },
             },
           },
 
-          range: [180, 183],
+          range: [182, 185],
           loc: {
-            start: { column: 5, line: 5 },
-            end: { column: 8, line: 5 },
+            start: { column: 5, line: 7 },
+            end: { column: 8, line: 7 },
           },
         },
         right: ArrayExpression {
           type: 'ArrayExpression',
           elements: Array [],
 
-          range: [187, 189],
+          range: [189, 191],
           loc: {
-            start: { column: 12, line: 5 },
-            end: { column: 14, line: 5 },
+            start: { column: 12, line: 7 },
+            end: { column: 14, line: 7 },
           },
         },
 
-        range: [175, 193],
+        range: [177, 196],
         loc: {
-          start: { column: 0, line: 5 },
-          end: { column: 18, line: 5 },
+          start: { column: 0, line: 7 },
+          end: { column: 1, line: 8 },
         },
       },
       ForInStatement {
@@ -262,10 +262,10 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
           type: 'BlockStatement',
           body: Array [],
 
-          range: [215, 217],
+          range: [216, 219],
           loc: {
-            start: { column: 21, line: 6 },
-            end: { column: 23, line: 6 },
+            start: { column: 19, line: 9 },
+            end: { column: 1, line: 10 },
           },
         },
         left: TSAsExpression {
@@ -276,10 +276,10 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
             name: 'x',
 -           optional: false,
 
-            range: [200, 201],
+            range: [202, 203],
             loc: {
-              start: { column: 6, line: 6 },
-              end: { column: 7, line: 6 },
+              start: { column: 5, line: 9 },
+              end: { column: 6, line: 9 },
             },
           },
           typeAnnotation: TSTypeReference {
@@ -290,50 +290,50 @@ exports[`AST Fixtures statement ForInStatement expr-init AST Alignment - AST 1`]
               name: 'T',
 -             optional: false,
 
-              range: [205, 206],
+              range: [207, 208],
               loc: {
-                start: { column: 11, line: 6 },
-                end: { column: 12, line: 6 },
+                start: { column: 10, line: 9 },
+                end: { column: 11, line: 9 },
               },
             },
 
-            range: [205, 206],
+            range: [207, 208],
             loc: {
-              start: { column: 11, line: 6 },
-              end: { column: 12, line: 6 },
+              start: { column: 10, line: 9 },
+              end: { column: 11, line: 9 },
             },
           },
 
-          range: [200, 206],
+          range: [202, 208],
           loc: {
-            start: { column: 6, line: 6 },
-            end: { column: 12, line: 6 },
+            start: { column: 5, line: 9 },
+            end: { column: 11, line: 9 },
           },
         },
         right: ArrayExpression {
           type: 'ArrayExpression',
           elements: Array [],
 
-          range: [211, 213],
+          range: [212, 214],
           loc: {
-            start: { column: 17, line: 6 },
-            end: { column: 19, line: 6 },
+            start: { column: 15, line: 9 },
+            end: { column: 17, line: 9 },
           },
         },
 
-        range: [194, 217],
+        range: [197, 219],
         loc: {
-          start: { column: 0, line: 6 },
-          end: { column: 23, line: 6 },
+          start: { column: 0, line: 9 },
+          end: { column: 1, line: 10 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [129, 218],
+    range: [129, 220],
     loc: {
       start: { column: 0, line: 3 },
-      end: { column: 0, line: 7 },
+      end: { column: 0, line: 11 },
     },
   }"
 `;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
index 5d795bfa2d94..4db8325e9410 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/1-TSESTree-AST.shot
@@ -11,10 +11,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [21, 23],
+        range: [21, 24],
         loc: {
           start: { column: 21, line: 1 },
-          end: { column: 23, line: 1 },
+          end: { column: 1, line: 2 },
         },
       },
       left: ObjectPattern {
@@ -117,10 +117,10 @@ Program {
         },
       },
 
-      range: [0, 23],
+      range: [0, 24],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 23, line: 1 },
+        end: { column: 1, line: 2 },
       },
     },
     ForOfStatement {
@@ -130,10 +130,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [43, 45],
+        range: [44, 47],
         loc: {
-          start: { column: 19, line: 2 },
-          end: { column: 21, line: 2 },
+          start: { column: 19, line: 3 },
+          end: { column: 1, line: 4 },
         },
       },
       left: ArrayPattern {
@@ -146,10 +146,10 @@ Program {
             name: "x",
             optional: false,
 
-            range: [30, 31],
+            range: [31, 32],
             loc: {
-              start: { column: 6, line: 2 },
-              end: { column: 7, line: 2 },
+              start: { column: 6, line: 3 },
+              end: { column: 7, line: 3 },
             },
           },
           Identifier {
@@ -158,36 +158,36 @@ Program {
             name: "y",
             optional: false,
 
-            range: [33, 34],
+            range: [34, 35],
             loc: {
-              start: { column: 9, line: 2 },
-              end: { column: 10, line: 2 },
+              start: { column: 9, line: 3 },
+              end: { column: 10, line: 3 },
             },
           },
         ],
         optional: false,
 
-        range: [29, 35],
+        range: [30, 36],
         loc: {
-          start: { column: 5, line: 2 },
-          end: { column: 11, line: 2 },
+          start: { column: 5, line: 3 },
+          end: { column: 11, line: 3 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [39, 41],
+        range: [40, 42],
         loc: {
-          start: { column: 15, line: 2 },
-          end: { column: 17, line: 2 },
+          start: { column: 15, line: 3 },
+          end: { column: 17, line: 3 },
         },
       },
 
-      range: [24, 45],
+      range: [25, 47],
       loc: {
-        start: { column: 0, line: 2 },
-        end: { column: 21, line: 2 },
+        start: { column: 0, line: 3 },
+        end: { column: 1, line: 4 },
       },
     },
     ForOfStatement {
@@ -197,10 +197,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [62, 64],
+        range: [64, 67],
         loc: {
-          start: { column: 16, line: 3 },
-          end: { column: 18, line: 3 },
+          start: { column: 16, line: 5 },
+          end: { column: 1, line: 6 },
         },
       },
       left: MemberExpression {
@@ -212,10 +212,10 @@ Program {
           name: "x",
           optional: false,
 
-          range: [51, 52],
+          range: [53, 54],
           loc: {
-            start: { column: 5, line: 3 },
-            end: { column: 6, line: 3 },
+            start: { column: 5, line: 5 },
+            end: { column: 6, line: 5 },
           },
         },
         optional: false,
@@ -225,34 +225,34 @@ Program {
           name: "y",
           optional: false,
 
-          range: [53, 54],
+          range: [55, 56],
           loc: {
-            start: { column: 7, line: 3 },
-            end: { column: 8, line: 3 },
+            start: { column: 7, line: 5 },
+            end: { column: 8, line: 5 },
           },
         },
 
-        range: [51, 54],
+        range: [53, 56],
         loc: {
-          start: { column: 5, line: 3 },
-          end: { column: 8, line: 3 },
+          start: { column: 5, line: 5 },
+          end: { column: 8, line: 5 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [58, 60],
+        range: [60, 62],
         loc: {
-          start: { column: 12, line: 3 },
-          end: { column: 14, line: 3 },
+          start: { column: 12, line: 5 },
+          end: { column: 14, line: 5 },
         },
       },
 
-      range: [46, 64],
+      range: [48, 67],
       loc: {
-        start: { column: 0, line: 3 },
-        end: { column: 18, line: 3 },
+        start: { column: 0, line: 5 },
+        end: { column: 1, line: 6 },
       },
     },
     ForOfStatement {
@@ -262,10 +262,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [86, 88],
+        range: [87, 90],
         loc: {
-          start: { column: 21, line: 4 },
-          end: { column: 23, line: 4 },
+          start: { column: 19, line: 7 },
+          end: { column: 1, line: 8 },
         },
       },
       left: TSAsExpression {
@@ -276,10 +276,10 @@ Program {
           name: "x",
           optional: false,
 
-          range: [71, 72],
+          range: [73, 74],
           loc: {
-            start: { column: 6, line: 4 },
-            end: { column: 7, line: 4 },
+            start: { column: 5, line: 7 },
+            end: { column: 6, line: 7 },
           },
         },
         typeAnnotation: TSTypeReference {
@@ -290,50 +290,50 @@ Program {
             name: "T",
             optional: false,
 
-            range: [76, 77],
+            range: [78, 79],
             loc: {
-              start: { column: 11, line: 4 },
-              end: { column: 12, line: 4 },
+              start: { column: 10, line: 7 },
+              end: { column: 11, line: 7 },
             },
           },
 
-          range: [76, 77],
+          range: [78, 79],
           loc: {
-            start: { column: 11, line: 4 },
-            end: { column: 12, line: 4 },
+            start: { column: 10, line: 7 },
+            end: { column: 11, line: 7 },
           },
         },
 
-        range: [71, 77],
+        range: [73, 79],
         loc: {
-          start: { column: 6, line: 4 },
-          end: { column: 12, line: 4 },
+          start: { column: 5, line: 7 },
+          end: { column: 11, line: 7 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [82, 84],
+        range: [83, 85],
         loc: {
-          start: { column: 17, line: 4 },
-          end: { column: 19, line: 4 },
+          start: { column: 15, line: 7 },
+          end: { column: 17, line: 7 },
         },
       },
 
-      range: [65, 88],
+      range: [68, 90],
       loc: {
-        start: { column: 0, line: 4 },
-        end: { column: 23, line: 4 },
+        start: { column: 0, line: 7 },
+        end: { column: 1, line: 8 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 89],
+  range: [0, 91],
   loc: {
     start: { column: 0, line: 1 },
-    end: { column: 0, line: 5 },
+    end: { column: 0, line: 9 },
   },
 }
 `;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
index 7379cd5f70f1..a5ff0a0c4602 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/2-TSESTree-Tokens.shot
@@ -126,380 +126,360 @@ exports[`AST Fixtures statement ForOfStatement expr-init TSESTree - Tokens 1`] =
     type: "Punctuator",
     value: "}",
 
-    range: [22, 23],
+    range: [23, 24],
     loc: {
-      start: { column: 22, line: 1 },
-      end: { column: 23, line: 1 },
+      start: { column: 0, line: 2 },
+      end: { column: 1, line: 2 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [24, 27],
+    range: [25, 28],
     loc: {
-      start: { column: 0, line: 2 },
-      end: { column: 3, line: 2 },
+      start: { column: 0, line: 3 },
+      end: { column: 3, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [28, 29],
+    range: [29, 30],
     loc: {
-      start: { column: 4, line: 2 },
-      end: { column: 5, line: 2 },
+      start: { column: 4, line: 3 },
+      end: { column: 5, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [29, 30],
+    range: [30, 31],
     loc: {
-      start: { column: 5, line: 2 },
-      end: { column: 6, line: 2 },
+      start: { column: 5, line: 3 },
+      end: { column: 6, line: 3 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [30, 31],
+    range: [31, 32],
     loc: {
-      start: { column: 6, line: 2 },
-      end: { column: 7, line: 2 },
+      start: { column: 6, line: 3 },
+      end: { column: 7, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ",",
 
-    range: [31, 32],
+    range: [32, 33],
     loc: {
-      start: { column: 7, line: 2 },
-      end: { column: 8, line: 2 },
+      start: { column: 7, line: 3 },
+      end: { column: 8, line: 3 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "y",
 
-    range: [33, 34],
+    range: [34, 35],
     loc: {
-      start: { column: 9, line: 2 },
-      end: { column: 10, line: 2 },
+      start: { column: 9, line: 3 },
+      end: { column: 10, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [34, 35],
+    range: [35, 36],
     loc: {
-      start: { column: 10, line: 2 },
-      end: { column: 11, line: 2 },
+      start: { column: 10, line: 3 },
+      end: { column: 11, line: 3 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "of",
 
-    range: [36, 38],
+    range: [37, 39],
     loc: {
-      start: { column: 12, line: 2 },
-      end: { column: 14, line: 2 },
+      start: { column: 12, line: 3 },
+      end: { column: 14, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [39, 40],
+    range: [40, 41],
     loc: {
-      start: { column: 15, line: 2 },
-      end: { column: 16, line: 2 },
+      start: { column: 15, line: 3 },
+      end: { column: 16, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [40, 41],
+    range: [41, 42],
     loc: {
-      start: { column: 16, line: 2 },
-      end: { column: 17, line: 2 },
+      start: { column: 16, line: 3 },
+      end: { column: 17, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [41, 42],
+    range: [42, 43],
     loc: {
-      start: { column: 17, line: 2 },
-      end: { column: 18, line: 2 },
+      start: { column: 17, line: 3 },
+      end: { column: 18, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [43, 44],
+    range: [44, 45],
     loc: {
-      start: { column: 19, line: 2 },
-      end: { column: 20, line: 2 },
+      start: { column: 19, line: 3 },
+      end: { column: 20, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [44, 45],
+    range: [46, 47],
     loc: {
-      start: { column: 20, line: 2 },
-      end: { column: 21, line: 2 },
+      start: { column: 0, line: 4 },
+      end: { column: 1, line: 4 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [46, 49],
+    range: [48, 51],
     loc: {
-      start: { column: 0, line: 3 },
-      end: { column: 3, line: 3 },
+      start: { column: 0, line: 5 },
+      end: { column: 3, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [50, 51],
+    range: [52, 53],
     loc: {
-      start: { column: 4, line: 3 },
-      end: { column: 5, line: 3 },
+      start: { column: 4, line: 5 },
+      end: { column: 5, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [51, 52],
+    range: [53, 54],
     loc: {
-      start: { column: 5, line: 3 },
-      end: { column: 6, line: 3 },
+      start: { column: 5, line: 5 },
+      end: { column: 6, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ".",
 
-    range: [52, 53],
+    range: [54, 55],
     loc: {
-      start: { column: 6, line: 3 },
-      end: { column: 7, line: 3 },
+      start: { column: 6, line: 5 },
+      end: { column: 7, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "y",
 
-    range: [53, 54],
+    range: [55, 56],
     loc: {
-      start: { column: 7, line: 3 },
-      end: { column: 8, line: 3 },
+      start: { column: 7, line: 5 },
+      end: { column: 8, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "of",
 
-    range: [55, 57],
+    range: [57, 59],
     loc: {
-      start: { column: 9, line: 3 },
-      end: { column: 11, line: 3 },
+      start: { column: 9, line: 5 },
+      end: { column: 11, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [58, 59],
+    range: [60, 61],
     loc: {
-      start: { column: 12, line: 3 },
-      end: { column: 13, line: 3 },
+      start: { column: 12, line: 5 },
+      end: { column: 13, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [59, 60],
+    range: [61, 62],
     loc: {
-      start: { column: 13, line: 3 },
-      end: { column: 14, line: 3 },
+      start: { column: 13, line: 5 },
+      end: { column: 14, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [60, 61],
+    range: [62, 63],
     loc: {
-      start: { column: 14, line: 3 },
-      end: { column: 15, line: 3 },
+      start: { column: 14, line: 5 },
+      end: { column: 15, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [62, 63],
+    range: [64, 65],
     loc: {
-      start: { column: 16, line: 3 },
-      end: { column: 17, line: 3 },
+      start: { column: 16, line: 5 },
+      end: { column: 17, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [63, 64],
+    range: [66, 67],
     loc: {
-      start: { column: 17, line: 3 },
-      end: { column: 18, line: 3 },
+      start: { column: 0, line: 6 },
+      end: { column: 1, line: 6 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [65, 68],
+    range: [68, 71],
     loc: {
-      start: { column: 0, line: 4 },
-      end: { column: 3, line: 4 },
+      start: { column: 0, line: 7 },
+      end: { column: 3, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [69, 70],
+    range: [72, 73],
     loc: {
-      start: { column: 4, line: 4 },
-      end: { column: 5, line: 4 },
-    },
-  },
-  Punctuator {
-    type: "Punctuator",
-    value: "(",
-
-    range: [70, 71],
-    loc: {
-      start: { column: 5, line: 4 },
-      end: { column: 6, line: 4 },
+      start: { column: 4, line: 7 },
+      end: { column: 5, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [71, 72],
+    range: [73, 74],
     loc: {
-      start: { column: 6, line: 4 },
-      end: { column: 7, line: 4 },
+      start: { column: 5, line: 7 },
+      end: { column: 6, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "as",
 
-    range: [73, 75],
+    range: [75, 77],
     loc: {
-      start: { column: 8, line: 4 },
-      end: { column: 10, line: 4 },
+      start: { column: 7, line: 7 },
+      end: { column: 9, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "T",
 
-    range: [76, 77],
-    loc: {
-      start: { column: 11, line: 4 },
-      end: { column: 12, line: 4 },
-    },
-  },
-  Punctuator {
-    type: "Punctuator",
-    value: ")",
-
-    range: [77, 78],
+    range: [78, 79],
     loc: {
-      start: { column: 12, line: 4 },
-      end: { column: 13, line: 4 },
+      start: { column: 10, line: 7 },
+      end: { column: 11, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "of",
 
-    range: [79, 81],
+    range: [80, 82],
     loc: {
-      start: { column: 14, line: 4 },
-      end: { column: 16, line: 4 },
+      start: { column: 12, line: 7 },
+      end: { column: 14, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [82, 83],
+    range: [83, 84],
     loc: {
-      start: { column: 17, line: 4 },
-      end: { column: 18, line: 4 },
+      start: { column: 15, line: 7 },
+      end: { column: 16, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [83, 84],
+    range: [84, 85],
     loc: {
-      start: { column: 18, line: 4 },
-      end: { column: 19, line: 4 },
+      start: { column: 16, line: 7 },
+      end: { column: 17, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [84, 85],
+    range: [85, 86],
     loc: {
-      start: { column: 19, line: 4 },
-      end: { column: 20, line: 4 },
+      start: { column: 17, line: 7 },
+      end: { column: 18, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [86, 87],
+    range: [87, 88],
     loc: {
-      start: { column: 21, line: 4 },
-      end: { column: 22, line: 4 },
+      start: { column: 19, line: 7 },
+      end: { column: 20, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [87, 88],
+    range: [89, 90],
     loc: {
-      start: { column: 22, line: 4 },
-      end: { column: 23, line: 4 },
+      start: { column: 0, line: 8 },
+      end: { column: 1, line: 8 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
index 68989eea7c41..1b5a2b088d65 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/3-Babel-AST.shot
@@ -11,10 +11,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [21, 23],
+        range: [21, 24],
         loc: {
           start: { column: 21, line: 1 },
-          end: { column: 23, line: 1 },
+          end: { column: 1, line: 2 },
         },
       },
       left: ObjectPattern {
@@ -105,10 +105,10 @@ Program {
         },
       },
 
-      range: [0, 23],
+      range: [0, 24],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 23, line: 1 },
+        end: { column: 1, line: 2 },
       },
     },
     ForOfStatement {
@@ -118,10 +118,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [43, 45],
+        range: [44, 47],
         loc: {
-          start: { column: 19, line: 2 },
-          end: { column: 21, line: 2 },
+          start: { column: 19, line: 3 },
+          end: { column: 1, line: 4 },
         },
       },
       left: ArrayPattern {
@@ -131,45 +131,45 @@ Program {
             type: "Identifier",
             name: "x",
 
-            range: [30, 31],
+            range: [31, 32],
             loc: {
-              start: { column: 6, line: 2 },
-              end: { column: 7, line: 2 },
+              start: { column: 6, line: 3 },
+              end: { column: 7, line: 3 },
             },
           },
           Identifier {
             type: "Identifier",
             name: "y",
 
-            range: [33, 34],
+            range: [34, 35],
             loc: {
-              start: { column: 9, line: 2 },
-              end: { column: 10, line: 2 },
+              start: { column: 9, line: 3 },
+              end: { column: 10, line: 3 },
             },
           },
         ],
 
-        range: [29, 35],
+        range: [30, 36],
         loc: {
-          start: { column: 5, line: 2 },
-          end: { column: 11, line: 2 },
+          start: { column: 5, line: 3 },
+          end: { column: 11, line: 3 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [39, 41],
+        range: [40, 42],
         loc: {
-          start: { column: 15, line: 2 },
-          end: { column: 17, line: 2 },
+          start: { column: 15, line: 3 },
+          end: { column: 17, line: 3 },
         },
       },
 
-      range: [24, 45],
+      range: [25, 47],
       loc: {
-        start: { column: 0, line: 2 },
-        end: { column: 21, line: 2 },
+        start: { column: 0, line: 3 },
+        end: { column: 1, line: 4 },
       },
     },
     ForOfStatement {
@@ -179,10 +179,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [62, 64],
+        range: [64, 67],
         loc: {
-          start: { column: 16, line: 3 },
-          end: { column: 18, line: 3 },
+          start: { column: 16, line: 5 },
+          end: { column: 1, line: 6 },
         },
       },
       left: MemberExpression {
@@ -192,10 +192,10 @@ Program {
           type: "Identifier",
           name: "x",
 
-          range: [51, 52],
+          range: [53, 54],
           loc: {
-            start: { column: 5, line: 3 },
-            end: { column: 6, line: 3 },
+            start: { column: 5, line: 5 },
+            end: { column: 6, line: 5 },
           },
         },
         optional: false,
@@ -203,34 +203,34 @@ Program {
           type: "Identifier",
           name: "y",
 
-          range: [53, 54],
+          range: [55, 56],
           loc: {
-            start: { column: 7, line: 3 },
-            end: { column: 8, line: 3 },
+            start: { column: 7, line: 5 },
+            end: { column: 8, line: 5 },
           },
         },
 
-        range: [51, 54],
+        range: [53, 56],
         loc: {
-          start: { column: 5, line: 3 },
-          end: { column: 8, line: 3 },
+          start: { column: 5, line: 5 },
+          end: { column: 8, line: 5 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [58, 60],
+        range: [60, 62],
         loc: {
-          start: { column: 12, line: 3 },
-          end: { column: 14, line: 3 },
+          start: { column: 12, line: 5 },
+          end: { column: 14, line: 5 },
         },
       },
 
-      range: [46, 64],
+      range: [48, 67],
       loc: {
-        start: { column: 0, line: 3 },
-        end: { column: 18, line: 3 },
+        start: { column: 0, line: 5 },
+        end: { column: 1, line: 6 },
       },
     },
     ForOfStatement {
@@ -240,10 +240,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [86, 88],
+        range: [87, 90],
         loc: {
-          start: { column: 21, line: 4 },
-          end: { column: 23, line: 4 },
+          start: { column: 19, line: 7 },
+          end: { column: 1, line: 8 },
         },
       },
       left: TSAsExpression {
@@ -252,10 +252,10 @@ Program {
           type: "Identifier",
           name: "x",
 
-          range: [71, 72],
+          range: [73, 74],
           loc: {
-            start: { column: 6, line: 4 },
-            end: { column: 7, line: 4 },
+            start: { column: 5, line: 7 },
+            end: { column: 6, line: 7 },
           },
         },
         typeAnnotation: TSTypeReference {
@@ -264,50 +264,50 @@ Program {
             type: "Identifier",
             name: "T",
 
-            range: [76, 77],
+            range: [78, 79],
             loc: {
-              start: { column: 11, line: 4 },
-              end: { column: 12, line: 4 },
+              start: { column: 10, line: 7 },
+              end: { column: 11, line: 7 },
             },
           },
 
-          range: [76, 77],
+          range: [78, 79],
           loc: {
-            start: { column: 11, line: 4 },
-            end: { column: 12, line: 4 },
+            start: { column: 10, line: 7 },
+            end: { column: 11, line: 7 },
           },
         },
 
-        range: [71, 77],
+        range: [73, 79],
         loc: {
-          start: { column: 6, line: 4 },
-          end: { column: 12, line: 4 },
+          start: { column: 5, line: 7 },
+          end: { column: 11, line: 7 },
         },
       },
       right: ArrayExpression {
         type: "ArrayExpression",
         elements: [],
 
-        range: [82, 84],
+        range: [83, 85],
         loc: {
-          start: { column: 17, line: 4 },
-          end: { column: 19, line: 4 },
+          start: { column: 15, line: 7 },
+          end: { column: 17, line: 7 },
         },
       },
 
-      range: [65, 88],
+      range: [68, 90],
       loc: {
-        start: { column: 0, line: 4 },
-        end: { column: 23, line: 4 },
+        start: { column: 0, line: 7 },
+        end: { column: 1, line: 8 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 89],
+  range: [0, 91],
   loc: {
     start: { column: 0, line: 1 },
-    end: { column: 0, line: 5 },
+    end: { column: 0, line: 9 },
   },
 }
 `;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
index deed95a03887..d15dfa3bbe38 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/4-Babel-Tokens.shot
@@ -126,380 +126,360 @@ exports[`AST Fixtures statement ForOfStatement expr-init Babel - Tokens 1`] = `
     type: "Punctuator",
     value: "}",
 
-    range: [22, 23],
+    range: [23, 24],
     loc: {
-      start: { column: 22, line: 1 },
-      end: { column: 23, line: 1 },
+      start: { column: 0, line: 2 },
+      end: { column: 1, line: 2 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [24, 27],
+    range: [25, 28],
     loc: {
-      start: { column: 0, line: 2 },
-      end: { column: 3, line: 2 },
+      start: { column: 0, line: 3 },
+      end: { column: 3, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [28, 29],
+    range: [29, 30],
     loc: {
-      start: { column: 4, line: 2 },
-      end: { column: 5, line: 2 },
+      start: { column: 4, line: 3 },
+      end: { column: 5, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [29, 30],
+    range: [30, 31],
     loc: {
-      start: { column: 5, line: 2 },
-      end: { column: 6, line: 2 },
+      start: { column: 5, line: 3 },
+      end: { column: 6, line: 3 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [30, 31],
+    range: [31, 32],
     loc: {
-      start: { column: 6, line: 2 },
-      end: { column: 7, line: 2 },
+      start: { column: 6, line: 3 },
+      end: { column: 7, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ",",
 
-    range: [31, 32],
+    range: [32, 33],
     loc: {
-      start: { column: 7, line: 2 },
-      end: { column: 8, line: 2 },
+      start: { column: 7, line: 3 },
+      end: { column: 8, line: 3 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "y",
 
-    range: [33, 34],
+    range: [34, 35],
     loc: {
-      start: { column: 9, line: 2 },
-      end: { column: 10, line: 2 },
+      start: { column: 9, line: 3 },
+      end: { column: 10, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [34, 35],
+    range: [35, 36],
     loc: {
-      start: { column: 10, line: 2 },
-      end: { column: 11, line: 2 },
+      start: { column: 10, line: 3 },
+      end: { column: 11, line: 3 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "of",
 
-    range: [36, 38],
+    range: [37, 39],
     loc: {
-      start: { column: 12, line: 2 },
-      end: { column: 14, line: 2 },
+      start: { column: 12, line: 3 },
+      end: { column: 14, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [39, 40],
+    range: [40, 41],
     loc: {
-      start: { column: 15, line: 2 },
-      end: { column: 16, line: 2 },
+      start: { column: 15, line: 3 },
+      end: { column: 16, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [40, 41],
+    range: [41, 42],
     loc: {
-      start: { column: 16, line: 2 },
-      end: { column: 17, line: 2 },
+      start: { column: 16, line: 3 },
+      end: { column: 17, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [41, 42],
+    range: [42, 43],
     loc: {
-      start: { column: 17, line: 2 },
-      end: { column: 18, line: 2 },
+      start: { column: 17, line: 3 },
+      end: { column: 18, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [43, 44],
+    range: [44, 45],
     loc: {
-      start: { column: 19, line: 2 },
-      end: { column: 20, line: 2 },
+      start: { column: 19, line: 3 },
+      end: { column: 20, line: 3 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [44, 45],
+    range: [46, 47],
     loc: {
-      start: { column: 20, line: 2 },
-      end: { column: 21, line: 2 },
+      start: { column: 0, line: 4 },
+      end: { column: 1, line: 4 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [46, 49],
+    range: [48, 51],
     loc: {
-      start: { column: 0, line: 3 },
-      end: { column: 3, line: 3 },
+      start: { column: 0, line: 5 },
+      end: { column: 3, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [50, 51],
+    range: [52, 53],
     loc: {
-      start: { column: 4, line: 3 },
-      end: { column: 5, line: 3 },
+      start: { column: 4, line: 5 },
+      end: { column: 5, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [51, 52],
+    range: [53, 54],
     loc: {
-      start: { column: 5, line: 3 },
-      end: { column: 6, line: 3 },
+      start: { column: 5, line: 5 },
+      end: { column: 6, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ".",
 
-    range: [52, 53],
+    range: [54, 55],
     loc: {
-      start: { column: 6, line: 3 },
-      end: { column: 7, line: 3 },
+      start: { column: 6, line: 5 },
+      end: { column: 7, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "y",
 
-    range: [53, 54],
+    range: [55, 56],
     loc: {
-      start: { column: 7, line: 3 },
-      end: { column: 8, line: 3 },
+      start: { column: 7, line: 5 },
+      end: { column: 8, line: 5 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "of",
 
-    range: [55, 57],
+    range: [57, 59],
     loc: {
-      start: { column: 9, line: 3 },
-      end: { column: 11, line: 3 },
+      start: { column: 9, line: 5 },
+      end: { column: 11, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [58, 59],
+    range: [60, 61],
     loc: {
-      start: { column: 12, line: 3 },
-      end: { column: 13, line: 3 },
+      start: { column: 12, line: 5 },
+      end: { column: 13, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [59, 60],
+    range: [61, 62],
     loc: {
-      start: { column: 13, line: 3 },
-      end: { column: 14, line: 3 },
+      start: { column: 13, line: 5 },
+      end: { column: 14, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [60, 61],
+    range: [62, 63],
     loc: {
-      start: { column: 14, line: 3 },
-      end: { column: 15, line: 3 },
+      start: { column: 14, line: 5 },
+      end: { column: 15, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [62, 63],
+    range: [64, 65],
     loc: {
-      start: { column: 16, line: 3 },
-      end: { column: 17, line: 3 },
+      start: { column: 16, line: 5 },
+      end: { column: 17, line: 5 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [63, 64],
+    range: [66, 67],
     loc: {
-      start: { column: 17, line: 3 },
-      end: { column: 18, line: 3 },
+      start: { column: 0, line: 6 },
+      end: { column: 1, line: 6 },
     },
   },
   Keyword {
     type: "Keyword",
     value: "for",
 
-    range: [65, 68],
+    range: [68, 71],
     loc: {
-      start: { column: 0, line: 4 },
-      end: { column: 3, line: 4 },
+      start: { column: 0, line: 7 },
+      end: { column: 3, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "(",
 
-    range: [69, 70],
+    range: [72, 73],
     loc: {
-      start: { column: 4, line: 4 },
-      end: { column: 5, line: 4 },
-    },
-  },
-  Punctuator {
-    type: "Punctuator",
-    value: "(",
-
-    range: [70, 71],
-    loc: {
-      start: { column: 5, line: 4 },
-      end: { column: 6, line: 4 },
+      start: { column: 4, line: 7 },
+      end: { column: 5, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "x",
 
-    range: [71, 72],
+    range: [73, 74],
     loc: {
-      start: { column: 6, line: 4 },
-      end: { column: 7, line: 4 },
+      start: { column: 5, line: 7 },
+      end: { column: 6, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "as",
 
-    range: [73, 75],
+    range: [75, 77],
     loc: {
-      start: { column: 8, line: 4 },
-      end: { column: 10, line: 4 },
+      start: { column: 7, line: 7 },
+      end: { column: 9, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "T",
 
-    range: [76, 77],
-    loc: {
-      start: { column: 11, line: 4 },
-      end: { column: 12, line: 4 },
-    },
-  },
-  Punctuator {
-    type: "Punctuator",
-    value: ")",
-
-    range: [77, 78],
+    range: [78, 79],
     loc: {
-      start: { column: 12, line: 4 },
-      end: { column: 13, line: 4 },
+      start: { column: 10, line: 7 },
+      end: { column: 11, line: 7 },
     },
   },
   Identifier {
     type: "Identifier",
     value: "of",
 
-    range: [79, 81],
+    range: [80, 82],
     loc: {
-      start: { column: 14, line: 4 },
-      end: { column: 16, line: 4 },
+      start: { column: 12, line: 7 },
+      end: { column: 14, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "[",
 
-    range: [82, 83],
+    range: [83, 84],
     loc: {
-      start: { column: 17, line: 4 },
-      end: { column: 18, line: 4 },
+      start: { column: 15, line: 7 },
+      end: { column: 16, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "]",
 
-    range: [83, 84],
+    range: [84, 85],
     loc: {
-      start: { column: 18, line: 4 },
-      end: { column: 19, line: 4 },
+      start: { column: 16, line: 7 },
+      end: { column: 17, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: ")",
 
-    range: [84, 85],
+    range: [85, 86],
     loc: {
-      start: { column: 19, line: 4 },
-      end: { column: 20, line: 4 },
+      start: { column: 17, line: 7 },
+      end: { column: 18, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "{",
 
-    range: [86, 87],
+    range: [87, 88],
     loc: {
-      start: { column: 21, line: 4 },
-      end: { column: 22, line: 4 },
+      start: { column: 19, line: 7 },
+      end: { column: 20, line: 7 },
     },
   },
   Punctuator {
     type: "Punctuator",
     value: "}",
 
-    range: [87, 88],
+    range: [89, 90],
     loc: {
-      start: { column: 22, line: 4 },
-      end: { column: 23, line: 4 },
+      start: { column: 0, line: 8 },
+      end: { column: 1, line: 8 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
index f0c5bd6aef5e..20afbfeb9696 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/expr-init/snapshots/5-AST-Alignment-AST.shot
@@ -15,10 +15,10 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
           type: 'BlockStatement',
           body: Array [],
 
-          range: [21, 23],
+          range: [21, 24],
           loc: {
             start: { column: 21, line: 1 },
-            end: { column: 23, line: 1 },
+            end: { column: 1, line: 2 },
           },
         },
         left: ObjectPattern {
@@ -121,10 +121,10 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
           },
         },
 
-        range: [0, 23],
+        range: [0, 24],
         loc: {
           start: { column: 0, line: 1 },
-          end: { column: 23, line: 1 },
+          end: { column: 1, line: 2 },
         },
       },
       ForOfStatement {
@@ -134,10 +134,10 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
           type: 'BlockStatement',
           body: Array [],
 
-          range: [43, 45],
+          range: [44, 47],
           loc: {
-            start: { column: 19, line: 2 },
-            end: { column: 21, line: 2 },
+            start: { column: 19, line: 3 },
+            end: { column: 1, line: 4 },
           },
         },
         left: ArrayPattern {
@@ -150,10 +150,10 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
               name: 'x',
 -             optional: false,
 
-              range: [30, 31],
+              range: [31, 32],
               loc: {
-                start: { column: 6, line: 2 },
-                end: { column: 7, line: 2 },
+                start: { column: 6, line: 3 },
+                end: { column: 7, line: 3 },
               },
             },
             Identifier {
@@ -162,36 +162,36 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
               name: 'y',
 -             optional: false,
 
-              range: [33, 34],
+              range: [34, 35],
               loc: {
-                start: { column: 9, line: 2 },
-                end: { column: 10, line: 2 },
+                start: { column: 9, line: 3 },
+                end: { column: 10, line: 3 },
               },
             },
           ],
 -         optional: false,
 
-          range: [29, 35],
+          range: [30, 36],
           loc: {
-            start: { column: 5, line: 2 },
-            end: { column: 11, line: 2 },
+            start: { column: 5, line: 3 },
+            end: { column: 11, line: 3 },
           },
         },
         right: ArrayExpression {
           type: 'ArrayExpression',
           elements: Array [],
 
-          range: [39, 41],
+          range: [40, 42],
           loc: {
-            start: { column: 15, line: 2 },
-            end: { column: 17, line: 2 },
+            start: { column: 15, line: 3 },
+            end: { column: 17, line: 3 },
           },
         },
 
-        range: [24, 45],
+        range: [25, 47],
         loc: {
-          start: { column: 0, line: 2 },
-          end: { column: 21, line: 2 },
+          start: { column: 0, line: 3 },
+          end: { column: 1, line: 4 },
         },
       },
       ForOfStatement {
@@ -201,10 +201,10 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
           type: 'BlockStatement',
           body: Array [],
 
-          range: [62, 64],
+          range: [64, 67],
           loc: {
-            start: { column: 16, line: 3 },
-            end: { column: 18, line: 3 },
+            start: { column: 16, line: 5 },
+            end: { column: 1, line: 6 },
           },
         },
         left: MemberExpression {
@@ -216,10 +216,10 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
             name: 'x',
 -           optional: false,
 
-            range: [51, 52],
+            range: [53, 54],
             loc: {
-              start: { column: 5, line: 3 },
-              end: { column: 6, line: 3 },
+              start: { column: 5, line: 5 },
+              end: { column: 6, line: 5 },
             },
           },
           optional: false,
@@ -229,34 +229,34 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
             name: 'y',
 -           optional: false,
 
-            range: [53, 54],
+            range: [55, 56],
             loc: {
-              start: { column: 7, line: 3 },
-              end: { column: 8, line: 3 },
+              start: { column: 7, line: 5 },
+              end: { column: 8, line: 5 },
             },
           },
 
-          range: [51, 54],
+          range: [53, 56],
           loc: {
-            start: { column: 5, line: 3 },
-            end: { column: 8, line: 3 },
+            start: { column: 5, line: 5 },
+            end: { column: 8, line: 5 },
           },
         },
         right: ArrayExpression {
           type: 'ArrayExpression',
           elements: Array [],
 
-          range: [58, 60],
+          range: [60, 62],
           loc: {
-            start: { column: 12, line: 3 },
-            end: { column: 14, line: 3 },
+            start: { column: 12, line: 5 },
+            end: { column: 14, line: 5 },
           },
         },
 
-        range: [46, 64],
+        range: [48, 67],
         loc: {
-          start: { column: 0, line: 3 },
-          end: { column: 18, line: 3 },
+          start: { column: 0, line: 5 },
+          end: { column: 1, line: 6 },
         },
       },
       ForOfStatement {
@@ -266,10 +266,10 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
           type: 'BlockStatement',
           body: Array [],
 
-          range: [86, 88],
+          range: [87, 90],
           loc: {
-            start: { column: 21, line: 4 },
-            end: { column: 23, line: 4 },
+            start: { column: 19, line: 7 },
+            end: { column: 1, line: 8 },
           },
         },
         left: TSAsExpression {
@@ -280,10 +280,10 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
             name: 'x',
 -           optional: false,
 
-            range: [71, 72],
+            range: [73, 74],
             loc: {
-              start: { column: 6, line: 4 },
-              end: { column: 7, line: 4 },
+              start: { column: 5, line: 7 },
+              end: { column: 6, line: 7 },
             },
           },
           typeAnnotation: TSTypeReference {
@@ -294,50 +294,50 @@ exports[`AST Fixtures statement ForOfStatement expr-init AST Alignment - AST 1`]
               name: 'T',
 -             optional: false,
 
-              range: [76, 77],
+              range: [78, 79],
               loc: {
-                start: { column: 11, line: 4 },
-                end: { column: 12, line: 4 },
+                start: { column: 10, line: 7 },
+                end: { column: 11, line: 7 },
               },
             },
 
-            range: [76, 77],
+            range: [78, 79],
             loc: {
-              start: { column: 11, line: 4 },
-              end: { column: 12, line: 4 },
+              start: { column: 10, line: 7 },
+              end: { column: 11, line: 7 },
             },
           },
 
-          range: [71, 77],
+          range: [73, 79],
           loc: {
-            start: { column: 6, line: 4 },
-            end: { column: 12, line: 4 },
+            start: { column: 5, line: 7 },
+            end: { column: 11, line: 7 },
           },
         },
         right: ArrayExpression {
           type: 'ArrayExpression',
           elements: Array [],
 
-          range: [82, 84],
+          range: [83, 85],
           loc: {
-            start: { column: 17, line: 4 },
-            end: { column: 19, line: 4 },
+            start: { column: 15, line: 7 },
+            end: { column: 17, line: 7 },
           },
         },
 
-        range: [65, 88],
+        range: [68, 90],
         loc: {
-          start: { column: 0, line: 4 },
-          end: { column: 23, line: 4 },
+          start: { column: 0, line: 7 },
+          end: { column: 1, line: 8 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [0, 89],
+    range: [0, 91],
     loc: {
       start: { column: 0, line: 1 },
-      end: { column: 0, line: 5 },
+      end: { column: 0, line: 9 },
     },
   }"
 `;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/1-TSESTree-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/1-TSESTree-AST.shot
index 0350eacaa598..a8833a1143cc 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/1-TSESTree-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/1-TSESTree-AST.shot
@@ -11,10 +11,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [25, 27],
+        range: [25, 28],
         loc: {
           start: { column: 25, line: 1 },
-          end: { column: 27, line: 1 },
+          end: { column: 1, line: 2 },
         },
       },
       left: VariableDeclaration {
@@ -66,19 +66,19 @@ Program {
         },
       },
 
-      range: [0, 27],
+      range: [0, 28],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 27, line: 1 },
+        end: { column: 1, line: 2 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 28],
+  range: [0, 29],
   loc: {
     start: { column: 0, line: 1 },
-    end: { column: 0, line: 2 },
+    end: { column: 0, line: 3 },
   },
 }
 `;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/2-TSESTree-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/2-TSESTree-Tokens.shot
index 9a3f59d0078d..269b9d63b9c5 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/2-TSESTree-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/2-TSESTree-Tokens.shot
@@ -96,10 +96,10 @@ exports[`AST Fixtures statement ForOfStatement using-declaration TSESTree - Toke
     type: "Punctuator",
     value: "}",
 
-    range: [26, 27],
+    range: [27, 28],
     loc: {
-      start: { column: 26, line: 1 },
-      end: { column: 27, line: 1 },
+      start: { column: 0, line: 2 },
+      end: { column: 1, line: 2 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/3-Babel-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/3-Babel-AST.shot
index 477f5f417b07..cf1e05e9d78f 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/3-Babel-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/3-Babel-AST.shot
@@ -11,10 +11,10 @@ Program {
         type: "BlockStatement",
         body: [],
 
-        range: [25, 27],
+        range: [25, 28],
         loc: {
           start: { column: 25, line: 1 },
-          end: { column: 27, line: 1 },
+          end: { column: 1, line: 2 },
         },
       },
       left: VariableDeclaration {
@@ -60,19 +60,19 @@ Program {
         },
       },
 
-      range: [0, 27],
+      range: [0, 28],
       loc: {
         start: { column: 0, line: 1 },
-        end: { column: 27, line: 1 },
+        end: { column: 1, line: 2 },
       },
     },
   ],
   sourceType: "script",
 
-  range: [0, 28],
+  range: [0, 29],
   loc: {
     start: { column: 0, line: 1 },
-    end: { column: 0, line: 2 },
+    end: { column: 0, line: 3 },
   },
 }
 `;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/4-Babel-Tokens.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/4-Babel-Tokens.shot
index fd3d844dfc39..478f25c4eb8c 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/4-Babel-Tokens.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/4-Babel-Tokens.shot
@@ -96,10 +96,10 @@ exports[`AST Fixtures statement ForOfStatement using-declaration Babel - Tokens
     type: "Punctuator",
     value: "}",
 
-    range: [26, 27],
+    range: [27, 28],
     loc: {
-      start: { column: 26, line: 1 },
-      end: { column: 27, line: 1 },
+      start: { column: 0, line: 2 },
+      end: { column: 1, line: 2 },
     },
   },
 ]
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/5-AST-Alignment-AST.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/5-AST-Alignment-AST.shot
index 197c4c56bbe4..a82646dcaf32 100644
--- a/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/5-AST-Alignment-AST.shot
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/using-declaration/snapshots/5-AST-Alignment-AST.shot
@@ -15,10 +15,10 @@ exports[`AST Fixtures statement ForOfStatement using-declaration AST Alignment -
           type: 'BlockStatement',
           body: Array [],
 
-          range: [25, 27],
+          range: [25, 28],
           loc: {
             start: { column: 25, line: 1 },
-            end: { column: 27, line: 1 },
+            end: { column: 1, line: 2 },
           },
         },
         left: VariableDeclaration {
@@ -70,19 +70,19 @@ exports[`AST Fixtures statement ForOfStatement using-declaration AST Alignment -
           },
         },
 
-        range: [0, 27],
+        range: [0, 28],
         loc: {
           start: { column: 0, line: 1 },
-          end: { column: 27, line: 1 },
+          end: { column: 1, line: 2 },
         },
       },
     ],
     sourceType: 'script',
 
-    range: [0, 28],
+    range: [0, 29],
     loc: {
       start: { column: 0, line: 1 },
-      end: { column: 0, line: 2 },
+      end: { column: 0, line: 3 },
     },
   }"
 `;

From a088f9cefada5123531db68c14f31287cc27578c Mon Sep 17 00:00:00 2001
From: Joshua Chen <sidachen2003@gmail.com>
Date: Fri, 19 Jul 2024 11:36:07 -0400
Subject: [PATCH 6/8] Add snapshot

---
 .../fixtures/_error_/decl-definite-using/fixture.ts       | 1 +
 .../decl-definite-using/snapshots/1-TSESTree-Error.shot   | 8 ++++++++
 .../decl-definite-using/snapshots/2-Babel-Error.shot      | 3 +++
 .../decl-definite-using/snapshots/3-Alignment-Error.shot  | 3 +++
 .../ast-spec/tests/fixtures-with-differences-errors.shot  | 1 +
 5 files changed, 16 insertions(+)
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/fixture.ts
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/1-TSESTree-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/2-Babel-Error.shot
 create mode 100644 packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/3-Alignment-Error.shot

diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/fixture.ts b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/fixture.ts
new file mode 100644
index 000000000000..7f37bb8c8d89
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/fixture.ts
@@ -0,0 +1 @@
+for (using x! of []) {}
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/1-TSESTree-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/1-TSESTree-Error.shot
new file mode 100644
index 000000000000..dd69f9363f3d
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/1-TSESTree-Error.shot
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-definite-using TSESTree - Error 1`] = `
+"TSError
+> 1 | for (using x! of []) {}
+    |             ^ ',' expected.
+  2 |"
+`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/2-Babel-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/2-Babel-Error.shot
new file mode 100644
index 000000000000..c2d44975f3b7
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/2-Babel-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-definite-using Babel - Error 1`] = `"NO ERROR"`;
diff --git a/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/3-Alignment-Error.shot b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/3-Alignment-Error.shot
new file mode 100644
index 000000000000..91d3427f2596
--- /dev/null
+++ b/packages/ast-spec/src/statement/ForOfStatement/fixtures/_error_/decl-definite-using/snapshots/3-Alignment-Error.shot
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures statement ForOfStatement _error_ decl-definite-using Error Alignment 1`] = `"TSESTree errored but Babel didn't"`;
diff --git a/packages/ast-spec/tests/fixtures-with-differences-errors.shot b/packages/ast-spec/tests/fixtures-with-differences-errors.shot
index 6201b1b9663a..a641afd174c2 100644
--- a/packages/ast-spec/tests/fixtures-with-differences-errors.shot
+++ b/packages/ast-spec/tests/fixtures-with-differences-errors.shot
@@ -76,6 +76,7 @@ exports[`AST Fixtures List fixtures with Error differences 1`] = `
     "element/AccessorProperty/fixtures/_error_/modifier-abstract-accessor-with-value/fixture.ts",
     "legacy-fixtures/basics/fixtures/_error_/abstract-class-with-abstract-constructor/fixture.ts",
     "legacy-fixtures/expressions/fixtures/_error_/instantiation-expression/fixture.ts",
+    "statement/ForOfStatement/fixtures/_error_/decl-definite-using/fixture.ts",
     "statement/ForOfStatement/fixtures/_error_/decl-definite/fixture.ts",
     "statement/ForOfStatement/fixtures/_error_/decl-type/fixture.ts",
   ],

From d6d7404877662916eb6cf8515317e88bbf2a61c3 Mon Sep 17 00:00:00 2001
From: Joshua Chen <sidachen2003@gmail.com>
Date: Fri, 19 Jul 2024 21:26:46 -0400
Subject: [PATCH 7/8] Add all parents

---
 packages/types/src/ts-estree.ts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/packages/types/src/ts-estree.ts b/packages/types/src/ts-estree.ts
index 464ff4dc620c..bab986dbf2df 100644
--- a/packages/types/src/ts-estree.ts
+++ b/packages/types/src/ts-estree.ts
@@ -20,6 +20,26 @@ declare module './generated/ast-spec' {
   interface AccessorPropertyNonComputedName {
     parent: TSESTree.ClassBody;
   }
+
+  interface VariableDeclaratorDefiniteAssignment {
+    parent: TSESTree.VariableDeclaration;
+  }
+
+  interface VariableDeclaratorMaybeInit {
+    parent: TSESTree.VariableDeclaration;
+  }
+
+  interface VariableDeclaratorNoInit {
+    parent: TSESTree.VariableDeclaration;
+  }
+
+  interface UsingInForOfDeclarator {
+    parent: TSESTree.VariableDeclaration;
+  }
+
+  interface UsingInNormalContextDeclarator {
+    parent: TSESTree.VariableDeclaration;
+  }
 }
 
 export * as TSESTree from './generated/ast-spec';

From d765c760a903441aadb578f091e580e6375ad6e7 Mon Sep 17 00:00:00 2001
From: Joshua Chen <sidachen2003@gmail.com>
Date: Fri, 19 Jul 2024 22:15:19 -0400
Subject: [PATCH 8/8] Fix lint

---
 .../eslint-plugin/src/rules/naming-convention.ts     | 12 +++++-------
 packages/eslint-plugin/src/rules/no-shadow.ts        |  4 ++--
 .../eslint-plugin/src/rules/no-use-before-define.ts  |  4 ++--
 3 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/packages/eslint-plugin/src/rules/naming-convention.ts b/packages/eslint-plugin/src/rules/naming-convention.ts
index c5c36436bc2e..414d8801d666 100644
--- a/packages/eslint-plugin/src/rules/naming-convention.ts
+++ b/packages/eslint-plugin/src/rules/naming-convention.ts
@@ -276,14 +276,12 @@ export default createRule<Options, MessageIds>({
 
           const baseModifiers = new Set<Modifiers>();
           const parent = node.parent;
-          if (parent.type === AST_NODE_TYPES.VariableDeclaration) {
-            if (parent.kind === 'const') {
-              baseModifiers.add(Modifiers.const);
-            }
+          if (parent.kind === 'const') {
+            baseModifiers.add(Modifiers.const);
+          }
 
-            if (isGlobal(context.sourceCode.getScope(node))) {
-              baseModifiers.add(Modifiers.global);
-            }
+          if (isGlobal(context.sourceCode.getScope(node))) {
+            baseModifiers.add(Modifiers.global);
           }
 
           identifiers.forEach(id => {
diff --git a/packages/eslint-plugin/src/rules/no-shadow.ts b/packages/eslint-plugin/src/rules/no-shadow.ts
index f66c21f6cdb1..e7a5d2fab546 100644
--- a/packages/eslint-plugin/src/rules/no-shadow.ts
+++ b/packages/eslint-plugin/src/rules/no-shadow.ts
@@ -421,8 +421,8 @@ export default createRule<Options, MessageIds>({
             return true;
           }
           if (
-            (node.parent.parent?.type === AST_NODE_TYPES.ForInStatement ||
-              node.parent.parent?.type === AST_NODE_TYPES.ForOfStatement) &&
+            (node.parent.parent.type === AST_NODE_TYPES.ForInStatement ||
+              node.parent.parent.type === AST_NODE_TYPES.ForOfStatement) &&
             isInRange(node.parent.parent.right, location)
           ) {
             return true;
diff --git a/packages/eslint-plugin/src/rules/no-use-before-define.ts b/packages/eslint-plugin/src/rules/no-use-before-define.ts
index d577773de9ef..9548917960a7 100644
--- a/packages/eslint-plugin/src/rules/no-use-before-define.ts
+++ b/packages/eslint-plugin/src/rules/no-use-before-define.ts
@@ -198,8 +198,8 @@ function isInInitializer(
         return true;
       }
       if (
-        (node.parent.parent?.type === AST_NODE_TYPES.ForInStatement ||
-          node.parent.parent?.type === AST_NODE_TYPES.ForOfStatement) &&
+        (node.parent.parent.type === AST_NODE_TYPES.ForInStatement ||
+          node.parent.parent.type === AST_NODE_TYPES.ForOfStatement) &&
         isInRange(node.parent.parent.right, location)
       ) {
         return true;