Releases: babel/babel
Releases · babel/babel
v7.27.1
v7.27.1 (2025-04-30)
Thanks @kermanx and @woaitsAryan for your first PRs!
👓 Spec Compliance
babel-parserbabel-parser,babel-types
🐛 Bug Fix
babel-plugin-proposal-destructuring-private,babel-plugin-proposal-do-expressions,babel-traversebabel-helper-wrap-function,babel-plugin-transform-async-to-generator- #17251 Fix: propagate argument evaluation errors through async promise chain (@magic-akari)
babel-helper-remap-async-to-generator,babel-plugin-transform-async-to-generatorbabel-helper-fixtures,babel-parserbabel-generator,babel-parserbabel-parserbabel-compat-data,babel-preset-envbabel-traverse- #17156 fix: Objects and arrays with multiple references should not be evaluated (@liuxingbaoyu)
babel-generator
💅 Polish
babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining,babel-plugin-proposal-decorators,babel-plugin-transform-arrow-functions,babel-plugin-transform-class-properties,babel-plugin-transform-destructuring,babel-plugin-transform-object-rest-spread,babel-plugin-transform-optional-chaining,babel-plugin-transform-parameters,babel-traverse- #17221 Reduce generated names size for the 10th-11th (@nicolo-ribaudo)
🏠 Internal
babel-runtime-corejs2,babel-runtime-corejs3,babel-runtime- #17263 Remove unused
regenerator-runtimedep in@babel/runtime(@nicolo-ribaudo)
- #17263 Remove unused
babel-compat-data,babel-preset-envbabel-compat-data,babel-standalonebabel-register- #16844 Migrate
@babel/registerto cts (@liuxingbaoyu)
- #16844 Migrate
babel-helpers,babel-plugin-transform-async-generator-functions,babel-plugin-transform-regenerator,babel-preset-env,babel-runtime-corejs3- #17205 Inline regenerator in the relevant packages (@nicolo-ribaudo)
- All packages
🔬 Output optimization
babel-helpers,babel-plugin-transform-modules-commonjs,babel-runtime-corejs3- #16538 Reduce
interopRequireWildcardsize (@liuxingbaoyu)
- #16538 Reduce
babel-helpers,babel-plugin-transform-async-generator-functions,babel-plugin-transform-regenerator,babel-preset-env,babel-runtime-corejs3- #17213 Reduce
regeneratorRuntimesize (@liuxingbaoyu)
- #17213 Reduce
Committers: 9
- Aryan Bharti (@woaitsAryan)
- Babel Bot (@babel-bot)
- Frolov Roman (@Lacsw)
- Huáng Jùnliàng (@JLHwung)
- Nicolò Ribaudo (@nicolo-ribaudo)
- @liuxingbaoyu
- @magic-akari
- _Kerman (@kermanx)
- fisker Cheung (@fisker)
Contributors
kermanx and woaitsAryan
Assets 2
v7.27.0
5c350ea
This commit was signed with the committer’s verified signature.
v7.27.0 (2025-03-24)
Thanks @ishchhabra and @vovkasm for your first PRs!
👓 Spec Compliance
🚀 New Feature
babel-helper-create-class-features-plugin,babel-traverse,babel-types- #17169 Allow
traverseFastto exit early (@liuxingbaoyu)
- #17169 Allow
babel-parser,babel-typesbabel-generatorbabel-parser,babel-template- #17149 Add
allowYieldOutsideFunctionto parser (@liuxingbaoyu)
- #17149 Add
babel-plugin-transform-typescript,babel-traverse- #17102 feat: Add
upToScopeparameter tohasBinding(@liuxingbaoyu)
- #17102 feat: Add
babel-parserbabel-types- #17162 feat(babel-types): Add support for BigInt literal conversion in valueToNode (@ishchhabra)
🐛 Bug Fix
babel-helper-create-class-features-plugin,babel-plugin-transform-class-properties- #16816 fix: Class reference in type throws error (@liuxingbaoyu)
babel-traverse- #17170 fix: Reset child scopes when
scope.crawl()(@liuxingbaoyu)
- #17170 fix: Reset child scopes when
babel-helpers,babel-preset-typescript,babel-runtime-corejs2,babel-runtime-corejs3,babel-runtimebabel-cli- #17182
10000
fix:
@babel/cligenerates duplicate inline source maps (@liuxingbaoyu)
- #17182
10000
fix:
babel-plugin-transform-named-capturing-groups-regex,babel-types
🏃♀️ Performance
babel-types- #16870 perf: Improve builders of
@babel/types(@liuxingbaoyu)
- #16870 perf: Improve builders of
babel-helper-create-regexp-features-plugin
Committers: 5
- Babel Bot (@babel-bot)
- Huáng Jùnliàng (@JLHwung)
- Ish Chhabra (@ishchhabra)
- Vladimir Timofeev (@vovkasm)
- @liuxingbaoyu
Contributors
vovkasm and ishchhabra
Assets 2
v8.0.0-alpha.17
v8.0.0-alpha.17 (2025-03-11)
This release also includes all changes from v7.26.10.
This release includes a fix for GHSA-968p-4wvh-cqc8, a security vulnerability which affects the .replace method of transpiled regular expressions that use named capturing groups.
💥 Breaking Change
babel-parser,babel-types
Committers: 6
- Babel Bot (@babel-bot)
- Huáng Jùnliàng (@JLHwung)
- Nicolò Ribaudo (@nicolo-ribaudo)
- Yunyoung Jordan Choi (@jordan-choi)
- @liuxingbaoyu
- @mmmsssttt404
v7.26.10
v7.26.10 (2025-03-11)
Thanks @jordan-choi and @mmmsssttt404 for your first PRs!
This release includes a fix for GHSA-968p-4wvh-cqc8, a security vulnerability which affects the .replace method of transpiled regular expressions that use named capturing groups.
👓 Spec Compliance
🐛 Bug Fix
babel-parser,babel-templatebabel-core- #17142 fix: "Map maximum size exceeded" in deepClone (@liuxingbaoyu)
babel-parser,babel-plugin-transform-typescriptbabel-traverse- #17151 fix: Should not evaluate vars in child scope (@liuxingbaoyu)
babel-generator- #17153 fix: Correctly generate
abstract override(@liuxingbaoyu)
- #17153 fix: Correctly generate
babel-parserbabel-helpers,babel-runtime,babel-runtime-corejs2,babel-runtime-corejs3- #17173 Fix processing of replacement pattern with named capture groups (@mmmsssttt404)
💅 Polish
babel-standalone- #17158 Avoid warnings when re-bundling @babel/standalone with webpack (@liuxingbaoyu)
🏠 Internal
Committers: 6
- Babel Bot (@babel-bot)
- Huáng Jùnliàng (@JLHwung)
- Nicolò Ribaudo (@nicolo-ribaudo)
- Yunyoung Jordan Choi (@jordan-choi)
- @liuxingbaoyu
- @mmmsssttt404
Contributors
jordan-choi and mmmsssttt404
Assets 2
v8.0.0-alpha.16
v8.0.0-alpha.16 (2025-02-14)
In addition to the changelog below, this release includes changes from v7.26.6 to v7.26.9.
💥 Breaking Change
babel-types- #17099 [babel 8] Remove legacy
.d.tsfor TypeScript <= 4.0 (@nicolo-ribaudo)
- #17099 [babel 8] Remove legacy
babel-generator,babel-parser,babel-plugin-transform-template-literals,babel-traverse,babel-typesbabel-generator,babel-parser,babel-plugin-transform-typescript,babel-typesbabel-preset-env- #17078 [babel 8] Remove bugfixes option (@nicolo-ribaudo)
babel-parserbabel-parser,babel-plugin-transform-typescript,babel-types
🐛 Bug Fix
babel-generator- #17131 [Babel 8] Add several TS type parentheses rules (@JLHwung)
- #17125 fix: Missing parentheses when printing a TS arrow function type in a union (@liuxingbaoyu)
babel-parser
🏠 Internal
babel-parser,babel-plugin-proposal-pipeline-operator,babel-plugin-syntax-pipeline-operator- #17058 [babel 8] Remove remaining references to minimal/smart pipelines (@nicolo-ribaudo)
Committers: 7
- Babel Bot (@babel-bot)
- Huáng Jùnliàng (@JLHwung)
- Jamie Kyle (@jamiebuilds-signal)
- Nicolò Ribaudo (@nicolo-ribaudo)
- Tony Quetano (@tquetano-netflix)
- @branchseer
- @liuxingbaoyu
v7.26.9
v7.26.9 (2025-02-14)
🐛 Bug Fix
babel-types- #17103 fix: Definition for
TSPropertySignature.kind(@liuxingbaoyu)
- #17103 fix: Definition for
babel-generator,babel-types- #17062 Print TypeScript optional/definite in ClassPrivateProperty (@jamiebuilds-signal)
🏠 Internal
babel-types- #17130 Use
.tsfiles with explicit reexports to solve name conflicts (@nicolo-ribaudo)
- #17130 Use
babel-core- #17127 Do not depend on
@types/gensyncin Babel 7 (@nicolo-ribaudo)
- #17127 Do not depend on
Committers: 5
- Babel Bot (@babel-bot)
- Huáng Jùnliàng (@JLHwung)
- Jamie Kyle (@jamiebuilds-signal)
- Nicolò Ribaudo (@nicolo-ribaudo)
- @liuxingbaoyu
v7.26.8
v7.26.7
v7.26.7 (2025-01-24)
Thanks @branchseer and @tquetano-netflix for your first PRs!
🐛 Bug Fix
babel-helpers,babel-preset-env,babel-runtime-corejs3- #17086 Make "object without properties" helpers ES6-compatible (@tquetano-netflix)
babel-plugin-transform-typeof-symbol- #17085 fix: Correctly handle
typeofin arrow functions (@liuxingbaoyu)
- #17085 fix: Correctly handle
babel-parserbabel-core- #17052 Do not try to parse .ts configs as JSON if natively supported (@nicolo-ribaudo)
babel-plugin-transform-typescript- #17050 fix: correctly resolve references to non-constant enum members (@branchseer)
babel-plugin-transform-typescript,babel-traverse,babel-types- #17025 fix: Remove type-only
import x = y.z(@liuxingbaoyu)
- #17025 fix: Remove type-only
Committers: 6
- Babel Bot (@babel-bot)
- Huáng Jùnliàng (@JLHwung)
- Nicolò Ribaudo (@nicolo-ribaudo)
- Tony Quetano (@tquetano-netflix)
- @branchseer
- @liuxingbaoyu
Contributors
branchseer and tquetano-netflix
Assets 2
v7.26.6
v7.26.6 (2025-01-13)
🐛 Bug Fix
babel-plugin-transform-nullish-coalescing-operator- #17061 fix: Chaining nullish coalescing operators output size regression (@liuxingbaoyu)
Committers: 1
v8.0.0-alpha.15
v8.0.0-alpha.15 (2025-01-10)
In addition to the changelog below, this release includes changes from v7.26.5.
💥 Breaking Change
babel-generator,babel-parser,babel-plugin-transform-typescript,babel-traverse,babel-typesbabel-parser,babel-typesbabel-generator,babel-parser,babel-typesbabel-generator,babel-parser,babel-plugin-transform-typescript,babel-typesbabel-parser
🏠 Internal
babel-generator- #17057 [babel 8] Remove
DecimalLiteralprinting logic (@nicolo-ribaudo)
- #17057 [babel 8] Remove
Committers: 5
- Babel Bot (@babel-bot)
- Huáng Jùnliàng (@JLHwung)
- Nicolò Ribaudo (@nicolo-ribaudo)
- @liuxingbaoyu
- fisker Cheung (@fisker)