release(crates): oxc v0.100.0 #16331

Boshen · 2025-12-01T09:09:41Z

💥 BREAKING CHANGES

74cf572 ast: [BREAKING] Make source field of TSImportType a StringLiteral (feat(ast)!: Make source field of TSImportType a StringLiteral #16114) (copilot-swe-agent)
43156ae ast: [BREAKING] Rename TSImportType argument field to source (feat(ast)!: rename TSImportType argument field to source #16110) (overlookmotel)
934d873 napi: [BREAKING] Drop armv7-unknown-linux-musleabihf support (feat(napi)!: drop armv7-unknown-linux-musleabihf support #16105) (Boshen)

🚀 Features

669afe0 ast: Add Expression::is_jsx method (feat(ast): add Expression::is_jsx method #16154) (Dunqing)
17a8caa parser: Add diagnostic for JSX identifiers with hyphens (feat(parser): add diagnostic for JSX identifiers with hyphens #16133) (camchenry)
0549ae5 parser: Add diagnostic for expected ident after optional chain (feat(parser): add diagnostic for expected ident after optional chain #16132) (camchenry)
db839ae parser: Improve diagnostic for unexpected optional declarations (feat(parser): improve diagnostic for unexpected optional declarations #16131) (camchenry)
bab4bc8 napi/parser: Add type annotations to parse-raw-worker test (feat(napi/parser): add type annotations to parse-raw-worker test #15998) (camc314)

🐛 Bug Fixes

35ed36c traverse: Fix panic when truncating non-ASCII variable names (fix(traverse): fix panic when truncating non-ASCII variable names #16265) (peter)
9149a26 linter/plugins, napi/parser: Deep freeze visitor keys (fix(linter/plugins, napi/parser): deep freeze visitor keys #16293) (overlookmotel)
6b54dab minifier: Incorrect non-null object condition simplification with && and || (fix(minifier): incorrect non-null object condition simplification with && and || #16161) (sapphi-red)
9cc20a1 minifier: Avoid merging side effectful expressions to next assignment statement if the side effect may change the left hand side reference (fix(minifier): avoid merging side effectful expressions to next assignment statement if the side effect may change the left hand side reference #16165) (sapphi-red)
91eb3f2 ast/estree: Convert TSImportType argument field to Literal (fix(ast/estree): convert TSImportType argument field to Literal #16109) (overlookmotel)
1199cee parser: Reject invalid modifiers on parameter properties with binding patterns (fix(parser): reject invalid modifiers on parameter properties with binding patterns #16083) (camc314)
f376325 traverse: Remove console.log from build script (fix(traverse): remove console.log from build script #16049) (overlookmotel)

⚡ Performance

82d784f lexer: Reduce bounds checks in Lexer::get_string (perf(lexer): reduce bounds checks in Lexer::get_string #16317) (overlookmotel)
cc2f352 span: Add #[inline] to Atom methods (perf(span): add #[inline] to Atom methods #16311) (overlookmotel)
ffca070 span: Add #[repr(transparent)] to Atom (perf(span): add #[repr(transparent)] to Atom #16310) (overlookmotel)
02bdf90 linter/plugins, napi/parser: Reuse arrays in visitor keys (perf(linter/plugins, napi/parser): reuse arrays in visitor keys #16294) (overlookmotel)

📚 Documentation

891e0b4 parser: Add note about falling back to parse TSType in TSImportType (docs(parser): add note about falling back to parse TSType in TSImportType #16119) (camc314)

graphite-app · 2025-12-01T09:09:53Z

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github-actions · 2025-12-01T09:09:55Z

Monitor Oxc

suite	result
Isolated Declarations	❌
(codegen)	❌
(mangler)	❌
(dce)	❌
(whitespace)	❌
(compressor)	❌
(transformer)	❌
(formatter_dcr)	✅
(formatter)	❌

Copilot

Pull request overview

This PR releases version 0.100.0 of the oxc project, bumping all packages and crates from version 0.99.0. The release includes breaking changes to the TSImportType AST node, dropping support for the armv7-unknown-linux-musleabihf platform, along with various features, bug fixes, performance improvements, and documentation updates.

Version bumped from 0.99.0 to 0.100.0 across all packages and crates
Updated version checks in native binding loaders for all supported platforms
Added changelog entries documenting breaking changes, features, and fixes

Reviewed changes

Copilot reviewed 48 out of 49 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
npm/runtime/package.json	Bumped package version to 0.100.0
npm/oxc-types/package.json	Bumped package version to 0.100.0
npm/oxc-types/CHANGELOG.md	Added 0.100.0 release notes with bug fix entry
napi/transform/package.json	Bumped package version to 0.100.0
napi/transform/index.js	Updated version checks from 0.99.0 to 0.100.0 for all platform bindings
napi/transform/Cargo.toml	Bumped crate version to 0.100.0
napi/transform/CHANGELOG.md	Added 0.100.0 release notes with breaking changes
napi/parser/src-js/bindings.js	Updated version checks from 0.99.0 to 0.100.0 for all platform bindings
napi/parser/package.json	Bumped package version to 0.100.0
napi/parser/Cargo.toml	Bumped crate version to 0.100.0
napi/parser/CHANGELOG.md	Added 0.100.0 release notes with breaking changes, features, bug fixes, and performance improvements
napi/minify/package.json	Bumped package version to 0.100.0
napi/minify/index.js	Updated version checks from 0.99.0 to 0.100.0 for all platform bindings
napi/minify/Cargo.toml	Bumped crate version to 0.100.0
napi/minify/CHANGELOG.md	Added 0.100.0 release notes with breaking changes
crates/oxc_traverse/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_traverse/CHANGELOG.md	Added 0.100.0 release notes with breaking changes and bug fixes
crates/oxc_transformer_plugins/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_transformer/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_syntax/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_span/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_span/CHANGELOG.md	Added 0.100.0 release notes with performance improvements
crates/oxc_semantic/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_semantic/CHANGELOG.md	Added 0.100.0 release notes with breaking changes
crates/oxc_regular_expression/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_parser/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_parser/CHANGELOG.md	Added 0.100.0 release notes with breaking changes, features, bug fixes, performance improvements, and documentation
crates/oxc_napi/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_minifier/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_minifier/CHANGELOG.md	Added 0.100.0 release notes with bug fixes
crates/oxc_mangler/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_isolated_declarations/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_estree/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_ecmascript/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_diagnostics/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_data_structures/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_compat/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_codegen/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_codegen/CHANGELOG.md	Added 0.100.0 release notes with breaking changes
crates/oxc_cfg/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_ast_visit/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_ast_visit/CHANGELOG.md	Added 0.100.0 release notes with breaking changes
crates/oxc_ast_macros/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_ast/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc_ast/CHANGELOG.md	Added 0.100.0 release notes with breaking changes, features, and bug fixes
crates/oxc_allocator/Cargo.toml	Bumped crate version to 0.100.0
crates/oxc/Cargo.toml	Bumped crate version to 0.100.0
Cargo.toml	Updated all workspace dependency versions from 0.99.0 to 0.100.0
Cargo.lock	Updated all package versions from 0.99.0 to 0.100.0 in the lock file

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codspeed-hq · 2025-12-01T09:15:16Z

CodSpeed Performance Report

Merging #16331 will not alter performance

_{Comparing release/crates-1764580179 (30e3eb8) with main (75ac90c)}

Summary

✅ 42 untouched
⏩ 3 skipped¹

3 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

### 💥 BREAKING CHANGES - 74cf572 ast: [**BREAKING**] Make `source` field of `TSImportType` a `StringLiteral` (oxc-project#16114) (copilot-swe-agent) - 43156ae ast: [**BREAKING**] Rename `TSImportType` `argument` field to `source` (oxc-project#16110) (overlookmotel) - 934d873 napi: [**BREAKING**] Drop `armv7-unknown-linux-musleabihf` support (oxc-project#16105) (Boshen) ### 🚀 Features - 669afe0 ast: Add `Expression::is_jsx` method (oxc-project#16154) (Dunqing) - 17a8caa parser: Add diagnostic for JSX identifiers with hyphens (oxc-project#16133) (camchenry) - 0549ae5 parser: Add diagnostic for expected ident after optional chain (oxc-project#16132) (camchenry) - db839ae parser: Improve diagnostic for unexpected optional declarations (oxc-project#16131) (camchenry) - bab4bc8 napi/parser: Add type annotations to parse-raw-worker test (oxc-project#15998) (camc314) ### 🐛 Bug Fixes - 35ed36c traverse: Fix panic when truncating non-ASCII variable names (oxc-project#16265) (peter) - 9149a26 linter/plugins, napi/parser: Deep freeze visitor keys (oxc-project#16293) (overlookmotel) - 6b54dab minifier: Incorrect non-null object condition simplification with `&&` and `||` (oxc-project#16161) (sapphi-red) - 9cc20a1 minifier: Avoid merging side effectful expressions to next assignment statement if the side effect may change the left hand side reference (oxc-project#16165) (sapphi-red) - 91eb3f2 ast/estree: Convert `TSImportType` `argument` field to `Literal` (oxc-project#16109) (overlookmotel) - 1199cee parser: Reject invalid modifiers on parameter properties with binding patterns (oxc-project#16083) (camc314) - f376325 traverse: Remove `console.log` from build script (oxc-project#16049) (overlookmotel) ### ⚡ Performance - 82d784f lexer: Reduce bounds checks in `Lexer::get_string` (oxc-project#16317) (overlookmotel) - cc2f352 span: Add `#[inline]` to `Atom` methods (oxc-project#16311) (overlookmotel) - ffca070 span: Add `#[repr(transparent)]` to `Atom` (oxc-project#16310) (overlookmotel) - 02bdf90 linter/plugins, napi/parser: Reuse arrays in visitor keys (oxc-project#16294) (overlookmotel) ### 📚 Documentation - 891e0b4 parser: Add note about falling back to parse TSType in TSImportType (oxc-project#16119) (camc314) Co-authored-by: Boshen <[email protected]>

release(crates): oxc v0.100.0

30e3eb8

Copilot AI review requested due to automatic review settings December 1, 2025 09:09

Boshen requested review from Dunqing, leaysgur and overlookmotel as code owners December 1, 2025 09:09

Boshen self-assigned this Dec 1, 2025

github-actions bot added A-parser Area - Parser A-semantic Area - Semantic A-minifier Area - Minifier A-ast Area - AST A-transformer Area - Transformer / Transpiler A-codegen Area - Code Generation A-cfg Area - Control Flow Graph A-isolated-declarations Isolated Declarations labels Dec 1, 2025

Copilot started reviewing on behalf of Boshen December 1, 2025 09:10 View session

Copilot finished reviewing on behalf of Boshen December 1, 2025 09:10

Copilot AI reviewed Dec 1, 2025

View reviewed changes

camc314 assigned overlookmotel and unassigned Boshen Dec 1, 2025

overlookmotel merged commit 0872758 into main Dec 1, 2025
36 checks passed

overlookmotel deleted the release/crates-1764580179 branch December 1, 2025 15:01

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release(crates): oxc v0.100.0 #16331

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Boshen commented Dec 1, 2025

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edited by Boshen

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Boshen commented Dec 1, 2025

💥 BREAKING CHANGES

🚀 Features

🐛 Bug Fixes

⚡ Performance

📚 Documentation

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How to use the Graphite Merge Queue

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codspeed-hq bot commented Dec 1, 2025

CodSpeed Performance Report

Merging #16331 will not alter performance

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