v7.23.0

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🚀 New Feature

• babel-plugin-proposal-import-wasm-source, babel-plugin-syntax-import-source, babel-plugin-transform-dynamic-import
  • #​15870 Support transforming import source for wasm (@​nicolo-ribaudo)
• babel-helper-module-transforms, babel-helpers, babel-plugin-proposal-import-defer, babel-plugin-syntax-import-defer, babel-plugin-transform-modules-commonjs, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-standalone
  • #​15878 Implement import defer proposal transform support (@​nicolo-ribaudo)
• babel-generator, babel-parser, babel-types
  • #​15845 Implement import defer parsing support (@​nicolo-ribaudo)
  • #​15829 Add parsing support for the "source phase imports" proposal (@​nicolo-ribaudo)
• babel-generator, babel-helper-module-transforms, babel-parser, babel-plugin-transform-dynamic-import, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-traverse, babel-types
  • #​15682 Add createImportExpressions parser option (@​JLHwung)
• babel-standalone
  • #​15671 Pass through nonce to the transformed script element (@​JLHwung)
• babel-helper-function-name, babel-helper-member-expression-to-functions, babel-helpers, babel-parser, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-optional-chaining-assign, babel-plugin-syntax-optional-chaining-assign, babel-plugin-transform-destructuring, babel-plugin-transform-optional-chaining, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-standalone, babel-types
  • #​15751 Add support for optional chain in assignments (@​nicolo-ribaudo)
• babel-helpers, babel-plugin-proposal-decorators
  • #​15895 Implement the "decorator metadata" proposal (@​nicolo-ribaudo)
• babel-traverse, babel-types
  • #​15893 Add t.buildUndefinedNode (@​liuxingbaoyu)
• babel-preset-typescript
  • #​15913 Add rewriteImportExtensions option to TS preset (@​nicolo-ribaudo)
• babel-parser
  • #​15896 Allow TS tuples to have both labeled and unlabeled elements (@​yukukotani)

🐛 Bug Fix

• babel-plugin-transform-block-scoping
  • #​15962 fix: transform-block-scoping captures the variables of the method in the loop (@​liuxingbaoyu)

💅 Polish

• babel-traverse
  • #​15797 Expand evaluation of global built-ins in @babel/traverse (@​lorenzoferre)
• babel-plugin-proposal-explicit-resource-management
  • #​15985 Improve source maps for blocks with using declarations (@​nicolo-ribaudo)

🔬 Output optimization

• babel-core, babel-helper-module-transforms, babel-plugin-transform-async-to-generator, babel-plugin-transform-classes, babel-plugin-transform-dynamic-import, babel-plugin-transform-function-name, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-umd, babel-plugin-transform-parameters, babel-plugin-transform-react-constant-elements, babel-plugin-transform-react-inline-elements, babel-plugin-transform-runtime, babel-plugin-transform-typescript, babel-preset-env
  • #​15984 Inline exports.XXX = update in simple variable declarations (@​nicolo-ribaudo)

v7.22.20

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🏠 Internal

• babel-helper-validator-identifier
  • #​15973 Remove special-casing of U+200C and U+200D (@​nicolo-ribaudo)
• babel-plugin-transform-dotall-regex
  • #​15974 Update Unicode test fixtures (@​JLHwung)

↩️ Revert

• babel-helper-remap-async-to-generator, babel-helper-wrap-function, babel-plugin-proposal-explicit-resource-management, babel-plugin-proposal-function-sent, babel-plugin-transform-async-generator-functions, babel-plugin-transform-async-to-generator, babel-plugin-transform-block-scoping, babel-plugin-transform-class-properties, babel-plugin-transform-classes, babel-plugin-transform-parameters, babel-plugin-transform-runtime, babel-preset-env
  • #​15979 Revert "Improve output when wrapping functions" (@​jjonescz)

v7.22.19

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v7.22.19 (2023-09-14)

Re-published 7.22.18, due to a releasing error.

v7.22.18

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🐛 Bug Fix

• babel-helper-validator-identifier
  • #​15957 Update identifier name definitions to Unicode 15.1 (@​JLHwung)
• babel-helper-module-transforms, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-umd
  • #​15898 Fix transform of named import with shadowed namespace import (@​dhlolo)

↩️ Revert

• #​15965 Revert Node.js 20.6.0 bug workaround (@​nicolo-ribaudo)

v7.22.17

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🐛 Bug Fix

• babel-core
  • #​15947 Fix compatibility with Node.js 20.6 (@​nicolo-ribaudo)
• babel-helper-module-transforms, babel-plugin-transform-modules-commonjs
  • #​15941 Fix compiling duplicate ns imports to lazy CommonJS (@​nicolo-ribaudo)
• babel-types
  • #​15920 Make ClassDeclaration["id"] optional in babel-types (@​jordanbtucker)

🔬 Output optimization

• babel-helper-remap-async-to-generator, babel-helper-wrap-function, babel-plugin-proposal-explicit-resource-management, babel-plugin-proposal-function-sent, babel-plugin-transform-async-generator-functions, babel-plugin-transform-async-to-generator, babel-plugin-transform-block-scoping, babel-plugin-transform-class-properties, babel-plugin-transform-classes, babel-plugin-transform-parameters, babel-plugin-transform-runtime, babel-preset-env
  • #​15922 Improve output when wrapping functions (e.g. async functions) (@​liuxingbaoyu)

v7.22.15

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🐛 Bug Fix

• babel-core
  • #​15923 Only perform config loading re-entrancy check for cjs (@​nicolo-ribaudo)

🏠 Internal

• babel-cli, babel-core, babel-generator, babel-helper-builder-binary-assignment-operator-visitor, babel-helper-compilation-targets, babel-helper-create-class-features-plugin, babel-helper-create-regexp-features-plugin, babel-helper-member-expression-to-functions, babel-helper-module-imports, babel-helper-module-transforms, babel-helper-transform-fixture-test-runner, babel-helper-validator-identifier, babel-helper-validator-option, babel-helpers, babel-node, babel-parser, babel-plugin-bugfix-safari-id-destructuring-collision-in-function-expression, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-proposal-decorators, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-pipeline-operator, babel-plugin-transform-async-generator-functions, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-destructuring, babel-plugin-transform-for-of, babel-plugin-transform-modules-commonjs, babel-plugin-transform-object-rest-spread, babel-plugin-transform-optional-chaining, babel-plugin-transform-parameters, babel-plugin-transform-property-mutators, babel-plugin-transform-react-jsx, babel-plugin-transform-runtime, babel-plugin-transform-typescript, babel-preset-env, babel-preset-flow, babel-preset-react, babel-preset-typescript, babel-register, babel-standalone, babel-template, babel-traverse, babel-types
  • #​15892 Add explicit .ts/.js extension to all imports in src (@​nicolo-ribaudo)

v7.22.11

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🐛 Bug Fix

• babel-plugin-transform-typescript
  • #​15882 Fix: fully remove TS nested type-only exported namespaces (@​yangguansen)
• babel-types
  • #​15867 fix: definition of TS function type params (@​danez)
• babel-plugin-transform-async-generator-functions, babel-plugin-transform-class-static-block, babel-plugin-transform-dynamic-import, babel-plugin-transform-export-namespace-from, babel-plugin-transform-json-strings, babel-plugin-transform-logical-assignment-operators, babel-plugin-transform-nullish-coalescing-operator, babel-plugin-transform-numeric-separator, babel-plugin-transform-object-rest-spread, babel-plugin-transform-optional-catch-binding, babel-plugin-transform-optional-chaining, babel-plugin-transform-private-property-in-object
  • #​15858 fix(standalone): strip archived syntax plugins (@​JLHwung)
• babel-core
  • #​15850 Support configuring cache in ESM configs (@​nicolo-ribaudo)

🏠 Internal

• babel-parser
  • #​10940 Do not record trailing comma pos when maybeAsyncArrow: false (@​JLHwung)
• babel-core, babel-helper-compilation-targets, babel-parser, babel-plugin-proposal-destructuring-private, babel-plugin-syntax-decorators, babel-preset-env, babel-preset-react, babel-register, babel-traverse, babel-types
  • #​15872 enable jest/no-standalone-expect (@​JLHwung)
• babel-core, babel-helpers, babel-plugin-transform-async-generator-functions, babel-plugin-transform-modules-commonjs, babel-plugin-transform-regenerator, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #​15833 bump json5, terser and webpack, further minimize babel helpers (@​JLHwung)
• Other
  • #​15846 Use Babel 8.0 alpha to build babel (@​JLHwung)
  • #​15856 Exclude redundant files from publish process (@​JLHwung)

🔬 Output optimization

• babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-transform-class-properties, babel-plugin-transform-classes, babel-plugin-transform-optional-chaining, babel-preset-env
  • #​15871 Simplify ?. output when chain result is ignored (@​nicolo-ribaudo)

v20.0.2

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Bug Fixes

• deps: update octokit monorepo (major) (#​363) (258bf80)

v15.2.1

Compare Source

2023-08-22

Bugfixes

• fix: Implement package exports / imports resolution algorithm according to Node documentation #​1549

v15.2.0

Compare Source

2023-08-17

Features

• feat: pass original importee to secondary resolve #​1557

v5.17.0

Compare Source

Features

• New toHaveAccessibleErrorMessage better implementing the spec, deprecate toHaveErrorMessage (#​503) (d717c66)

v14.5.1

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Bug Fixes

• incorrect default import from @​testing-library/dom (#​1162) (d7483f0)

v14.5.0

Compare Source

Bug Fixes

• exports: add a named export for userEvent (4019cee), closes #​1146

Features

• types: Add additional type exports for UserEvent & Options (#​1112) (da00e8d)

v8.50.0

Compare Source

Features

• 27d5a9e feat: add suggestions to array-callback-return (#​17590) (Tanuj Kanti)
• f9082ff feat: flat-rule-tester make sure default config always matches (#​17585) (fnx)
• 83914ad feat: Implement SourceCode#applyInlineConfig() (#​17351) (Nicholas C. Zakas)
• 22a5582 feat: add rule no-object-constructor, deprecate no-new-object (#​17576) (Francesco Trotta)
• 85a3d9e feat: allowVoid option in array-callback-return (#​17564) (Tanuj Kanti)

Bug Fixes

• cc4d26b fix: Ensure deprecated context.parserServices warns (#​17593) (Nicholas C. Zakas)
• 1ea4cfb fix: Ensure all RuleTester tests all deprecated context methods (#​17587) (Nicholas C. Zakas)
• aa1b657 fix: wrong suggestion and message in no-misleading-character-class (#​17571) (Yosuke Ota)

Documentation

• 1800537 docs: Fix and standardize JSX code examples (#​17591) (Francesco Trotta)
• 48a44a7 docs: Add correct/incorrect tags to prefer-arrow-callback (#​17589) (Francesco Trotta)
• 20893d4 docs: fix incorrect tag's place (#​17575) (Tanuj Kanti)
• bd7a71f docs: Update README (GitHub Actions Bot)

Chores

• f8a8a2d chore: upgrade @​eslint/js@​8.50.0 (#​17599) (Milos Djermanovic)
• 38ada6d chore: package.json update for @​eslint/js release (ESLint Jenkins)

v8.49.0

Compare Source

Features

• da09f4e feat: Implement onUnreachableCodePathStart/End (#​17511) (Nicholas C. Zakas)
• 32b2327 feat: Emit deprecation warnings in RuleTester (#​17527) (Nicholas C. Zakas)
• acb7df3 feat: add new enforce option to lines-between-class-members (#​17462) (Nitin Kumar)

Documentation

• ecfb54f docs: Update README (GitHub Actions Bot)
• de86b3b docs: update no-promise-executor-return examples (#​17529) (Nitin Kumar)
• 032c4b1 docs: add typescript template (#​17500) (James)
• cd7da5c docs: Update README (GitHub Actions Bot)

Chores

• b7621c3 chore: remove browser test from npm test (#​17550) (Milos Djermanovic)
• cac45d0 chore: upgrade @​eslint/js@​8.49.0 (#​17549) (Milos Djermanovic)
• cd39508 chore: package.json update for @​eslint/js release (ESLint Jenkins)
• 203a971 ci: bump actions/checkout from 3 to 4 (#​17530) (dependabot[bot])
• a40fa50 chore: use eslint-plugin-jsdoc's flat config (#​17516) (Milos Djermanovic)
• 926a286 test: replace Karma with Webdriver.IO (#​17126) (Christian Bromann)
• f591d2c chore: Upgrade config-array (#​17512) (Nicholas C. Zakas)

v8.48.0

Compare Source

Features

• 1fbb3b0 feat: correct update direction in for-direction (#​17483) (Francesco Trotta)
• d73fbf2 feat: rule tester do not create empty valid or invalid test suites (#​17475) (fnx)
• ee2f718 feat: Allow void in rule no-promise-executor-return (#​17282) (nopeless)

Bug Fixes

• 7234f6a fix: update RuleTester JSDoc and deprecations (#​17496) (Jonas Berlin)

Documentation

• 7a51d77 docs: no-param-reassign mention strict mode (#​17494) (Stephen Hardy)
• 9cd7ac2 docs: add fetch script to package.json conventions (#​17459) (Nitin Kumar)
• cab21e6 docs: advice for inline disabling of rules (#​17458) (Ashish Yadav)
• 056499d docs: fix example of flat config from plugin (#​17482) (Francesco Trotta)
• 9e9edf9 docs: update documentation URL in error message (#​17465) (Nitin Kumar)

Chores

• 8dd3cec chore: upgrade @​eslint/js@​8.48.0 (#​17501) (Milos Djermanovic)
• 6d0496e chore: package.json update for @​eslint/js release (ESLint Jenkins)
• 9d4216d chore: Refactor and document CodePathSegment (#​17474) (Nicholas C. Zakas)

v2.28.1

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Fixed

• [order]: revert breaking change to single nested group ([#​2854], thanks [@​yndajas])

Changed

• [Docs] remove duplicate fixable notices in docs ([#​2850], thanks [@​bmish])

v27.4.0

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Features

• valid-title: support ignoring leading and trailing whitespace (#​1433) (bc96473)

v27.3.0

Compare Source

Features

• add no-confusing-set-time rule (#​1425) (ff8e482)

27.2.3 (2023-07-13)

Bug Fixes

• allow @typescript-eslint/eslint-plugin v6 as peer dep (#​1400) (04b2bf2), closes #​1398

27.2.2 (2023-06-19)

Bug Fixes

• add missing (optional) peer dependency on Jest (#​1384) (34c3d32)

27.2.1 (2023-01-06)

Bug Fixes

• valid-expect-in-promise: handle sparse arrays (#​1325) (21e72c9)

v14.0.1

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Bug Fixes

• fix reading config from stdin, introduced in v14.0.0 (#​1317) (fc3bfea)

v3.0.3

Compare Source

diff

Add preferUnplugged: true to package.json (#​15169 by @​fisker and @​so1ve)

Prettier v3 uses dynamic imports, user will need to unplug Prettier when Yarn's PnP mode is enabled, add preferUnplugged: true to package.json, so Yarn will install Prettier as unplug by default.

Support shared config that forbids require() (#​15233 by @​fisker)

If an external shared config package is used, and the package exports don't have require or default export.

In Prettier 3.0.2 Prettier fails when attempt to require() the package, and throws an error.

Error [ERR_PACKAGE_PATH_NOT_EXPORTED]: No "exports" main defined in <packageName>/package.json

Allow argument of require() to break (#​15256 by @​fisker)

// Input
const plugin = require(
  global.STANDALONE
    ? path.join(__dirname, "../standalone.js")
    : path.join(__dirname, "..")
);

// Prettier 3.0.2
const plugin = require(global.STANDALONE
  ? path.join(__dirname, "../standalone.js")
  : path.join(__dirname, ".."));

// Prettier 3.0.3
const plugin = require(
  global.STANDALONE
    ? path.join(__dirname, "../standalone.js")
    : path.join(__dirname, "..")
);

Do not print trailing commas in arrow function type parameter lists in ts code blocks (#​15286 by @​sosukesuzuki)

<!-- Input -->
```ts
const foo = <T>() => {}
```

<!-- Prettier 3.0.2 -->
```ts
const foo = <T,>() => {}
```

<!-- Prettier 3.0.3 -->
```ts
const foo = <T>() => {}
```

Support TypeScript 5.2 using / await using declaration (#​15321 by @​sosukesuzuki)

Support for the upcoming Explicit Resource Management feature in ECMAScript. using / await using declaration

{
   using foo = new Foo();
   await using bar = new Bar();
}

v3.29.3

Compare Source

2023-09-24

Bug Fixes

• Fix a bug where code was wrongly tree-shaken after mutating function parameters (#​5153)

Pull Requests

• #​5145: docs: improve the docs repl appearance in the light mode (@​TrickyPi)
• #​5148: chore(deps): update dependency @​vue/eslint-config-typescript to v12 (@​renovate[bot])
• #​5149: chore(deps): lock file maintenance minor/patch updates (@​renovate[bot])
• #​5153: Fully deoptimize first level path when deoptimizing nested parameter paths (@​lukastaegert)

v3.29.2

Compare Source

2023-09-15

Bug Fixes

• Export TreeshakingPreset type (#​5131)

Pull Requests

• #​5131: fix: exports TreeshakingPreset (@​moltar)
• #​5134: docs: steps to enable symlinks on windows (@​thebanjomatic)
• #​5137: chore(deps): lock file maintenance minor/patch updates (@​renovate[bot])

v3.29.1

Compare Source

2023-09-10

Bug Fixes

• Fix time measurement of plugin hooks in watch mode (#​5114)
• Ensure accessing document.currentScript in import.meta.url returns correct results (#​5118)

Pull Requests

• #​5114: fix(perf): avoid superfluous timer wrappings in watch mode (@​ZhengLiu2825)
• #​5118: fix: access document.currentScript at the top level (@​TrickyPi)
• #​5125: chore(deps): update actions/checkout action to v4 (@​renovate[bot])
• #​5126: chore(deps): lock file maintenance minor/patch updates (@​renovate[bot])
• #​5129: re-enbale repl-artefacts workflow for rollup-swc branch (@​TrickyPi)

v3.29.0

Compare Source

2023-09-06

Features

• Add output.sourcemapFileNames option (#​5105)
• Add generic type parameter for api to Plugin type (#​5112)

Bug Fixes

• Ensure mutations of CustomEvent details are tracked (#​5123)

Pull Requests

• #​5105: Added option to name sourcemap files, i.e. a output.sourcemapFileName… (@​atti187)
• #​5108: chore(deps): lock file maintenance minor/patch updates (@​renovate[bot])
• #​5109: Docs: load full path of rollup.browser.js for Rollup V4 (@​TrickyPi)
• #​5112: feat(types): add generic type for plugin api (@​sxzz)
• #​5115: chore(deps): lock file maintenance minor/patch updates (@​renovate[bot])
• #​5123: Deoptimize custom event detail (@​lukastaegert)

v3.28.1

Compare Source

2023-08-22

Bug Fixes

• Ensure external files with relative import paths outside the target are rendered correctly (#​5099)

Pull Requests

• #​5093: chore(deps): update dependency eslint-config-prettier to v9 (@​renovate[bot])
• #​5094: chore(deps): lock file maintenance minor/patch updates (@​renovate[bot])
• #​5099: Fix resolution of relative external files outside target directory (@​lukastaegert)
• #​5101: chore(deps): update dependency lint-staged to v14 (@​renovate[bot])
• #​5102: chore(deps): lock file maintenance minor/patch updates (@​renovate[bot])