chore(deps): update babel monorepo

[renovate]

ℹ️ Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@babel/cli (source)	7.24.7 → 7.28.6
@babel/core (source)	7.25.2 → 7.29.0
@babel/preset-env (source)	7.24.7 → 7.29.2

---

Release Notes

babel/babel (@​babel/cli)

v7.28.6

Compare Source

v7.28.6 (2026-01-12)

Thanks @​kadhirash and @​kolvian for your first PRs!

🐛 Bug Fix

• babel-cli, babel-code-frame, babel-core, babel-helper-check-duplicate-nodes, babel-helper-fixtures, babel-helper-plugin-utils, babel-node, babel-plugin-transform-flow-comments, babel-plugin-transform-modules-commonjs, babel-plugin-transform-property-mutators, babel-preset-env, babel-traverse, babel-types
  • #​17589 Improve Unicode handling in code-frame tokenizer (@​JLHwung)
• babel-plugin-transform-regenerator
  • #​17556 fix: transform-regenerator correctly handles scope (@​liuxingbaoyu)
• babel-plugin-transform-react-jsx
  • #​17538 fix: Keep jsx comments (@​liuxingbaoyu)

💅 Polish

• babel-core, babel-standalone
  • #​17606 Polish(standalone): improve message on invalid preset/plugin (@​JLHwung)

🏠 Internal

• babel-plugin-bugfix-v8-static-class-fields-redefine-readonly, babel-plugin-proposal-decorators, babel-plugin-proposal-import-attributes-to-assertions, babel-plugin-proposal-import-wasm-source, babel-plugin-syntax-async-do-expressions, babel-plugin-syntax-decorators, babel-plugin-syntax-destructuring-private, babel-plugin-syntax-do-expressions, babel-plugin-syntax-explicit-resource-management, babel-plugin-syntax-export-default-from, babel-plugin-syntax-flow, babel-plugin-syntax-function-bind, babel-plugin-syntax-function-sent, babel-plugin-syntax-import-assertions, babel-plugin-syntax-import-attributes, babel-plugin-syntax-import-defer, babel-plugin-syntax-import-source, babel-plugin-syntax-jsx, babel-plugin-syntax-module-blocks, babel-plugin-syntax-optional-chaining-assign, babel-plugin-syntax-partial-application, babel-plugin-syntax-pipeline-operator, babel-plugin-syntax-throw-expressions, babel-plugin-syntax-typescript, babel-plugin-transform-async-generator-functions, babel-plugin-transform-async-to-generator, babel-plugin-transform-class-properties, babel-plugin-transform-class-static-block, babel-plugin-transform-dotall-regex, babel-plugin-transform-duplicate-named-capturing-groups-regex, babel-plugin-transform-explicit-resource-management, babel-plugin-transform-exponentiation-operator, 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-methods, babel-plugin-transform-private-property-in-object, babel-plugin-transform-regexp-modifiers, babel-plugin-transform-unicode-property-regex, babel-plugin-transform-unicode-sets-regex
  • #​17580 Allow Babel 8 in compatible Babel 7 plugins (@​nicolo-ribaudo)

🏃‍♀️ Performance

• babel-plugin-transform-react-jsx
  • #​17555 perf: Use lighter traversal for jsx __source,__self (@​liuxingbaoyu)

Committers: 7

• Babel Bot (@​babel-bot)
• Eliot Pontarelli (@​kolvian)
• Huáng Jùnliàng (@​JLHwung)
• Kadhirash Sivakumar (@​kadhirash)
• Nicolò Ribaudo (@​nicolo-ribaudo)
• @​liuxingbaoyu
• coderaiser (@​coderaiser)

v7.28.3

Compare Source

👓 Spec Compliance

• babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators, babel-plugin-transform-class-static-block, babel-preset-env
  • #​17443 [static blocks] Do not inject new static fields after static code (@​nicolo-ribaudo)

🐛 Bug Fix

• babel-parser
  • #​17465 fix(parser/typescript): parse import("./a", {with:{},}) (@​easrng)
  • #​17478 fix(parser): stop subscript parsing on async arrow (@​JLHwung)

💅 Polish

• babel-plugin-transform-regenerator, babel-plugin-transform-runtime
  • #​17363 Do not save last yield in call in temp var (@​nicolo-ribaudo)

📝 Documentation

• #​17448 move eslint-{parser,plugin} docs to the website (@​JLHwung)

🏠 Internal

• #​17454 Enable type checking for scripts and babel-worker.cjs (@​JLHwung)

🔬 Output optimization

• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions
  • #​17444 Optimize do expression output (@​JLHwung)

v7.28.0

Compare Source

🚀 New Feature

• babel-node
  • #​17147 Support top level await in node repl (@​liuxingbaoyu)
• babel-types
  • #​17258 feat(matchesPattern): support super/private/meta (@​JLHwung)
• babel-compat-data, babel-preset-env
  • #​17355 Add explicit resource management to preset-env (@​JLHwung)
• babel-core, babel-parser
  • #​17390 Support sourceType: "commonjs" (@​JLHwung)
• babel-generator, babel-parser
  • #​17346 Materialize explicitResourceManagement parser plugin (@​JLHwung)
• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-plugin-transform-object-rest-spread, babel-traverse, babel-types
  • #​17391 LVal coverage updates (Part 2) (@​JLHwung)
• babel-parser, babel-traverse, babel-types
  • #​17378 Accept bigints in t.bigIntLiteral factory (@​JLHwung)
• babel-generator, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-discard-binding, babel-plugin-transform-destructuring, babel-plugin-transform-explicit-resource-management, babel-plugin-transform-react-display-name, babel-types
  • #​17277 Transform discard binding (@​JLHwung)
• babel-generator, babel-parser, babel-plugin-proposal-destructuring-private, babel-plugin-transform-block-scoping, babel-plugin-transform-object-rest-spread, babel-plugin-transform-typescript, babel-traverse, babel-types
  • #​17163 Parse discard binding (@​JLHwung)

🐛 Bug Fix

• babel-helper-globals, babel-plugin-transform-classes, babel-traverse
  • #​17297 Create babel-helper-globals (@​JLHwung)
• babel-types
  • #​17009 feature: TSTypeOperator: keyof (#​16799) (@​coderaiser)

🏠 Internal

• babel-compat-data, babel-plugin-proposal-decorators, babel-plugin-transform-async-generator-functions, babel-plugin-transform-json-modules, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-preset-env, babel-runtime-corejs3
  • #​17403 Update babel-polyfill packages (@​nicolo-ribaudo)

v7.27.2

Compare Source

🐛 Bug Fix

• babel-parser
  • #​17289 fix: @babel/parser/bin/index.js contains node: protocol require (@​liuxingbaoyu)
  • #​17291 fix: Private class method not found when TS and estree (@​liuxingbaoyu)
• babel-plugin-transform-object-rest-spread
  • #​17281 Fix: improve object rest handling in array pattern (@​JLHwung)
• babel-plugin-transform-modules-commonjs, babel-template
  • #​17284 fix(babel-template): Properly handle empty string replacements (@​magic-akari)

🏃‍♀️ Performance

• babel-cli
  • #​17285 Enable Node compile cache for @babel/cli (@​JLHwung)

v7.27.1

Compare Source

👓 Spec Compliance

• babel-parser
  • #​17254 Allow using of as lexical declaration within for (@​JLHwung)
  • #​17230 Disallow get/set in TSPropertySignature (@​JLHwung)
• babel-parser, babel-types
  • #​17193 Stricter TSImportType options parsing (@​JLHwung)

🐛 Bug Fix

• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-traverse
  • #​17137 fix: do expressions should allow early exit (@​kermanx)
• babel-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-generator
  • #​17231 fix apply()/call() annotated as pure (@​Lacsw)
• babel-helper-fixtures, babel-parser
  • #​17233 Create ChainExpression within TSInstantiationExpression (@​JLHwung)
• babel-generator, babel-parser
  • #​17226 Fill optional AST properties when both estree and typescript parser plugin are enabled (Part 2) (@​JLHwung)
• babel-parser
  • #​17224 Fill optional AST properties when both estree and typescript parser plugin are enabled (Part 1) (@​JLHwung)
  • #​17080 Fix start of TSParameterProperty (@​JLHwung)
• babel-compat-data, babel-preset-env
  • #​17228 Update firefox bugfix compat data (@​JLHwung)
• babel-traverse
  • #​17156 fix: Objects and arrays with multiple references should not be evaluated (@​liuxingbaoyu)
• babel-generator
  • #​17216 Fix: support const type parameter in generator (@​JLHwung)

💅 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-runtime dep in @babel/runtime (@​nicolo-ribaudo)
• babel-compat-data, babel-preset-env
  • #​17256 Tune plugin compat data (@​JLHwung)
• babel-compat-data, babel-standalone
  • #​17236 migrate babel-compat-data build script to mjs (@​JLHwung)
• Other
  • #​17232 Bump typescript-eslint to 8.29.1 (@​JLHwung)
  • #​17219 test: add basic typescript-eslint integration tests (@​JLHwung)
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
• babel-register
  • #​16844 Migrate @babel/register to cts (@​liuxingbaoyu)
• babel-cli, babel-compat-data, babel-core, babel-generator, babel-helper-compilation-targets, babel-helper-fixtures, babel-helper-module-imports, babel-helper-module-transforms, babel-helper-plugin-test-runner, babel-helper-transform-fixture-test-runner, babel-helpers, babel-node, babel-parser, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-plugin-transform-react-display-name, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-plugin-transform-typeof-symbol, babel-plugin-transform-typescript, babel-preset-env, babel-register, babel-standalone, babel-types
  • #​17207 Enforce node protocol import (@​JLHwung)
• babel-plugin-transform-regenerator
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
• 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)
• babel-helpers, babel-plugin-transform-regenerator
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
• babel-helpers
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)

🔬 Output optimization

• babel-helpers, babel-plugin-transform-modules-commonjs, babel-runtime-corejs3
  • #​16538 Reduce interopRequireWildcard size (@​liuxingbaoyu)
• babel-helpers, babel-plugin-transform-async-generator-functions, babel-plugin-transform-regenerator, babel-preset-env, babel-runtime-corejs3
  • #​17213 Reduce regeneratorRuntime size (@​liuxingbaoyu)

v7.27.0

Compare Source

👓 Spec Compliance

• babel-generator, babel-parser
  • #​16977 Default importAttributesKeyword to with (@​JLHwung)

🚀 New Feature

• babel-helper-create-class-features-plugin, babel-traverse, babel-types
  • #​17169 Allow traverseFast to exit early (@​liuxingbaoyu)
• babel-parser, babel-types
  • #​17110 Add ImportAttributes to Standardized and move its parser test fixtures (@​JLHwung)
• babel-generator
  • #​17100 fix(babel-generator): add named export of generate function (@​vovkasm)
• babel-parser, babel-template
  • #​17149 Add allowYieldOutsideFunction to parser (@​liuxingbaoyu)
• babel-plugin-transform-typescript, babel-traverse
  • #​17102 feat: Add upToScope parameter to hasBinding (@​liuxingbaoyu)
• babel-parser
  • #​17082 Support ESTree AccessorProperty (@​JLHwung)
• babel-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)
• babel-helpers, babel-preset-typescript, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #​17118 Fix: align behaviour to tsc rewriteRelativeImportExtensions (@​JLHwung)
• babel-cli
  • #​17182 fix: @babel/cli generates duplicate inline source maps (@​liuxingbaoyu)
• babel-plugin-transform-named-capturing-groups-regex, babel-types
  • #​17175 Generate computed proto key (@​JLHwung)

🏃‍♀️ Performance

• babel-types
  • #​16870 perf: Improve builders of @babel/types (@​liuxingbaoyu)
• babel-helper-create-regexp-features-plugin
  • #​17176 fix: improve duplicate named groups check (@​JLHwung)

v7.26.4

Compare Source

↩️ Revert

• babel-traverse
  • #​17005 Revert "perf: Improve scope information collection performance" (@​JLHwung)

v7.25.9

Compare Source

🐛 Bug Fix

• babel-parser, babel-template, babel-types
  • #​16905 fix: Keep type annotations in syntacticPlaceholders mode (@​liuxingbaoyu)
• babel-helper-compilation-targets, babel-preset-env
  • #​16907 fix: support BROWSERSLIST{,_CONFIG} env (@​JLHwung)
• Other
  • #​16884 Analyze ClassAccessorProperty to prevent the no-undef rule (@​victorenator)

🏠 Internal

• babel-helper-transform-fixture-test-runner
  • #​16914 remove test options flaky (@​JLHwung)

🏃‍♀️ Performance

• babel-parser, babel-types
  • #​16918 perf: Make VISITOR_KEYS etc. faster to access (@​liuxingbaoyu)

v7.25.7

Compare Source

🐛 Bug Fix

• babel-helper-validator-identifier
  • #​16825 fix: update identifier to unicode 16 (@​JLHwung)
• babel-traverse
  • #​16814 fix: issue with node path keys updated on unrelated paths (@​DylanPiercey)
• babel-plugin-transform-classes
  • #​16797 Use an inclusion rather than exclusion list for super() check (@​nicolo-ribaudo)
• babel-generator
  • #​16788 Fix printing of TS infer in compact mode (@​nicolo-ribaudo)
  • #​16785 Print TS type annotations for destructuring in assignment pattern (@​nicolo-ribaudo)
  • #​16778 Respect [no LineTerminator here] after nodes (@​nicolo-ribaudo)

💅 Polish

• babel-types
  • #​16852 Add deprecated JSDOC for fields (@​liuxingbaoyu)

🏠 Internal

• babel-core
  • #​16820 Allow sync loading of ESM when --experimental-require-module (@​nicolo-ribaudo)
• babel-helper-compilation-targets, babel-helper-plugin-utils, babel-preset-env
  • #​16858 Add browserslist config to external dependency (@​JLHwung)
• babel-plugin-proposal-destructuring-private, babel-plugin-syntax-decimal, babel-plugin-syntax-import-reflection, babel-standalone
  • #​16809 Archive syntax-import-reflection and syntax-decimal (@​nicolo-ribaudo)
• babel-generator
  • #​16779 Simplify logic for [no LineTerminator here] before nodes (@​nicolo-ribaudo)

🏃‍♀️ Performance

• babel-plugin-transform-typescript
  • #​16875 perf: Avoid extra cloning of namespaces (@​liuxingbaoyu)
• babel-types
  • #​16842 perf: Improve @​babel/types builders (@​liuxingbaoyu)
  • #​16828 Only access BABEL_TYPES_8_BREAKING at startup (@​nicolo-ribaudo)

v7.25.6

Compare Source

🐛 Bug Fix

• babel-generator
  • #​16783 Properly print inner comments in TS array types (@​nicolo-ribaudo)
  • #​16775 fix: jsx whitespace is not properly preserved when retainLines (@​liuxingbaoyu)
• babel-traverse
  • #​16727 fix: path.getAssignmentIdentifiers may be undefined (@​liuxingbaoyu)
• babel-parser
  • #​16761 fix: improve static canFollowModifier checks (@​JLHwung)
• babel-helpers, babel-plugin-transform-optional-chaining, babel-runtime-corejs3
  • #​16769 Only wrap functions in superPropertyGet helper (@​nicolo-ribaudo)

💅 Polish

• babel-generator, babel-plugin-transform-async-to-generator, babel-plugin-transform-block-scoping, babel-plugin-transform-class-properties, babel-plugin-transform-classes, babel-plugin-transform-duplicate-named-capturing-groups-regex, babel-plugin-transform-named-capturing-groups-regex, babel-plugin-transform-react-jsx-development, babel-plugin-transform-react-jsx, babel-plugin-transform-react-pure-annotations, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-preset-env
  • #​16780 Do not enforce printing space between ( and comments (@​nicolo-ribaudo)
• babel-plugin-syntax-import-assertions, babel-plugin-syntax-import-attributes
  • #​16781 Don't throw when enabling both syntax-import-{assertions,attributes} (@​nicolo-ribaudo)
• babel-generator
  • #​16782 TS union/intersection nested in union does not need parens (@​nicolo-ribaudo)

🏠 Internal

• babel-generator
  • #​16777 Remove unused parent params in the generator (@​nicolo-ribaudo)

v7.24.8

Compare Source

👓 Spec Compliance

• babel-parser
  • #​16567 Do not use strict mode in TS declare (@​liuxingbaoyu)

🐛 Bug Fix

• babel-generator
  • #​16630 Correctly print parens around in in for heads (@​nicolo-ribaudo)
  • #​16626 Fix printing of comments in await using (@​nicolo-ribaudo)
  • #​16591 fix typescript code generation for yield expression inside type expre… (@​SreeXD)
• babel-parser
  • #​16613 Disallow destructuring assignment in using declarations (@​H0onnn)
  • #​16490 fix: do not add .value: undefined to regexp literals (@​liuxingbaoyu)
• babel-types
  • #​16615 Remove boolean props from ObjectTypeInternalSlot visitor keys (@​nicolo-ribaudo)
• babel-plugin-transform-typescript
  • #​16566 fix: Correctly handle export import x = (@​liuxingbaoyu)

💅 Polish

• babel-generator
  • #​16625 Avoid unnecessary parens around async in for await (@​nicolo-ribaudo)
• babel-traverse
  • #​16619 Avoid checking Scope.globals multiple times (@​liuxingbaoyu)

babel/babel (@​babel/preset-env)

v7.29.2

Compare Source

v7.29.0

Compare Source

v7.29.0 (2026-01-31)

Thanks @​simbahax for your first PR!

🚀 New Feature

• babel-types
  • #​17750 [7.x backport] Add attributes import declaration builder (@​JLHwung)
• babel-standalone
  • #​17663 [7.x backport] feat(standalone): export async transform (@​JLHwung)
  • #​17725 [7.x backport] feat: read standalone targets from data-targets (@​JLHwung)

🐛 Bug Fix

• babel-parser
  • #​17765 fix(parser): correctly parse type assertions in extends clause (@​nicolo-ribaudo)
  • #​17723 [7.x backport] fix(parser): improve super type argument parsing (@​JLHwung)
• babel-traverse
  • #​17708 fix(traverse): provide a hub when traversing a File or Program and no parentPath is given (@​simbahax)
• babel-plugin-transform-block-scoping, babel-traverse
  • #​17737 [7.x backport] fix: Rename switch discriminant references when body creates shadowing variable (@​magic-akari)

🏃‍♀️ Performance

• babel-generator, babel-runtime-corejs3
  • #​17642 [Babel 7] Improve generator performance (@​liuxingbaoyu)

Committers: 6

• David (@​simbahax)
• Huáng Jùnliàng (@​JLHwung)
• Nicolò Ribaudo (@​nicolo-ribaudo)
• @​liuxingbaoyu
• @​magic-akari

v7.28.6

Compare Source

v7.28.5

Compare Source

👓 Spec Compliance

• babel-parser
  • #​17446 Allow Runtime Errors for Function Call Assignment Targets (@​liuxingbaoyu)
• babel-helper-validator-identifier
  • #​17501 fix: update identifier to unicode 17 (@​fisker)

🐛 Bug Fix

• babel-plugin-proposal-destructuring-private
  • #​17534 Allow mixing private destructuring and rest (@​CO0Ki3)
• babel-parser
  • #​17521 Improve @babel/parser error typing (@​JLHwung)
  • #​17491 fix: improve ts-only declaration parsing (@​JLHwung)
• babel-plugin-proposal-discard-binding, babel-plugin-transform-destructuring
  • #​17519 fix: rest correctly returns plain array (@​liuxingbaoyu)
• babel-helper-create-class-features-plugin, babel-helper-member-expression-to-functions, babel-plugin-transform-block-scoping, babel-plugin-transform-optional-chaining, babel-traverse, babel-types
  • #​17503 Fix JSXIdentifier handling in isReferencedIdentifier (@​JLHwung)
• babel-traverse
  • #​17504 fix: ensure scope.push register in anonymous fn (@​JLHwung)

🏠 Internal

• babel-types
  • #​17494 Type checking babel-types scripts (@​JLHwung)

🏃‍♀️ Performance

• babel-core
  • #​17490 Faster finding of locations in buildCodeFrameError (@​liuxingbaoyu)

v7.28.3

Compare Source

👓 Spec Compliance

• babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators, babel-plugin-transform-class-static-block, babel-preset-env
  • #​17443 [static blocks] Do not inject new static fields after static code (@​nicolo-ribaudo)

🐛 Bug Fix

• babel-parser
  • #​17465 fix(parser/typescript): parse import("./a", {with:{},}) (@​easrng)
  • #​17478 fix(parser): stop subscript parsing on async arrow (@​JLHwung)

💅 Polish

• babel-plugin-transform-regenerator, babel-plugin-transform-runtime
  • #​17363 Do not save last yield in call in temp var (@​nicolo-ribaudo)

📝 Documentation

• #​17448 move eslint-{parser,plugin} docs to the website (@​JLHwung)

🏠 Internal

• #​17454 Enable type checking for scripts and babel-worker.cjs (@​JLHwung)

🔬 Output optimization

• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions
  • #​17444 Optimize do expression output (@​JLHwung)

v7.28.0

Compare Source

🚀 New Feature

• babel-node
  • #​17147 Support top level await in node repl (@​liuxingbaoyu)
• babel-types
  • #​17258 feat(matchesPattern): support super/private/meta (@​JLHwung)
• babel-compat-data, babel-preset-env
  • #​17355 Add explicit resource management to preset-env (@​JLHwung)
• babel-core, babel-parser
  • #​17390 Support sourceType: "commonjs" (@​JLHwung)
• babel-generator, babel-parser
  • #​17346 Materialize explicitResourceManagement parser plugin (@​JLHwung)
• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-plugin-transform-object-rest-spread, babel-traverse, babel-types
  • #​17391 LVal coverage updates (Part 2) (@​JLHwung)
• babel-parser, babel-traverse, babel-types
  • #​17378 Accept bigints in t.bigIntLiteral factory (@​JLHwung)
• babel-generator, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-discard-binding, babel-plugin-transform-destructuring, babel-plugin-transform-explicit-resource-management, babel-plugin-transform-react-display-name, babel-types
  • #​17277 Transform discard binding (@​JLHwung)
• babel-generator, babel-parser, babel-plugin-proposal-destructuring-private, babel-plugin-transform-block-scoping, babel-plugin-transform-object-rest-spread, babel-plugin-transform-typescript, babel-traverse, babel-types
  • #​17163 Parse discard binding (@​JLHwung)

🐛 Bug Fix

• babel-helper-globals, babel-plugin-transform-classes, babel-traverse
  • #​17297 Create babel-helper-globals (@​JLHwung)
• babel-types
  • #​17009 feature: TSTypeOperator: keyof (#​16799) (@​coderaiser)

🏠 Internal

• babel-compat-data, babel-plugin-proposal-decorators, babel-plugin-transform-async-generator-functions, babel-plugin-transform-json-modules, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-preset-env, babel-runtime-corejs3
  • #​17403 Update babel-polyfill packages (@​nicolo-ribaudo)

v7.27.2

Compare Source

🐛 Bug Fix

• babel-parser
  • #​17289 fix: @babel/parser/bin/index.js contains node: protocol require (@​liuxingbaoyu)
  • #​17291 fix: Private class method not found when TS and estree (@​liuxingbaoyu)
• babel-plugin-transform-object-rest-spread
  • #​17281 Fix: improve object rest handling in array pattern (@​JLHwung)
• babel-plugin-transform-modules-commonjs, babel-template
  • #​17284 fix(babel-template): Properly handle empty string replacements (@​magic-akari)

🏃‍♀️ Performance

• babel-cli
  • #​17285 Enable Node compile cache for @babel/cli (@​JLHwung)

v7.27.1

Compare Source

👓 Spec Compliance

• babel-parser
  • #​17254 Allow using of as lexical declaration within for (@​JLHwung)
  • #​17230 Disallow get/set in TSPropertySignature (@​JLHwung)
• babel-parser, babel-types
  • #​17193 Stricter TSImportType options parsing (@​JLHwung)

🐛 Bug Fix

• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-traverse
  • #​17137 fix: do expressions should allow early exit (@​kermanx)
• babel-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-generator
  • #​17231 fix apply()/call() annotated as pure (@​Lacsw)
• babel-helper-fixtures, babel-parser
  • #​17233 Create ChainExpression within TSInstantiationExpression (@​JLHwung)
• babel-generator, babel-parser
  • #​17226 Fill optional AST properties when both estree and typescript parser plugin are enabled (Part 2) (@​JLHwung)
• babel-parser
  • #​17224 Fill optional AST properties when both estree and typescript parser plugin are enabled (Part 1) (@​JLHwung)
  • #​17080 Fix start of TSParameterProperty (@​JLHwung)
• babel-compat-data, babel-preset-env
  • #​17228 Update firefox bugfix compat data (@​JLHwung)
• babel-traverse
  • #​17156 fix: Objects and arrays with multiple references should not be evaluated (@​liuxingbaoyu)
• babel-generator
  • #​17216 Fix: support const type parameter in generator (@​JLHwung)

💅 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-runtime dep in @babel/runtime (@​nicolo-ribaudo)
• babel-compat-data, babel-preset-env
  • #​17256 Tune plugin compat data (@​JLHwung)
• babel-compat-data, babel-standalone
  • #​17236 migrate babel-compat-data build script to mjs (@​JLHwung)
• Other
  • #​17232 Bump typescript-eslint to 8.29.1 (@​JLHwung)
  • #​17219 test: add basic typescript-eslint integration tests (@​JLHwung)
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
• babel-register
  • #​16844 Migrate @babel/register to cts (@​liuxingbaoyu)
• babel-cli, babel-compat-data, babel-core, babel-generator, babel-helper-compilation-targets, babel-helper-fixtures, babel-helper-module-imports, babel-helper-module-transforms, babel-helper-plugin-test-runner, babel-helper-transform-fixture-test-runner, babel-helpers, babel-node, babel-parser, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-plugin-transform-react-display-name, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-plugin-transform-typeof-symbol, babel-plugin-transform-typescript, babel-preset-env, babel-register, babel-standalone, babel-types
  • #​17207 Enforce node protocol import (@​JLHwung)
• babel-plugin-transform-regenerator
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
• 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)
• babel-helpers, babel-plugin-transform-regenerator
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)
• babel-helpers
  • #​17205 Inline regenerator in the relevant packages (@​nicolo-ribaudo)

🔬 Output optimization

• babel-helpers, babel-plugin-transform-modules-commonjs, babel-runtime-corejs3
  • #​16538 Reduce interopRequireWildcard size (@​liuxingbaoyu)
• babel-helpers, babel-plugin-transform-async-generator-functions, babel-plugin-transform-regenerator, babel-preset-env, babel-runtime-corejs3
  • #​17213 Reduce regeneratorRuntime size (@​liuxingbaoyu)

v7.26.9

Compare Source

🐛 Bug Fix

• babel-types
  • #​17103 fix: Definition for TSPropertySignature.kind (@​liuxingbaoyu)
• babel-generator, babel-types
  • #​17062 Print TypeScript optional/definite in ClassPrivateProperty (@​jamiebuilds-signal)

🏠 Internal

• babel-types
  • #​17130 Use .ts files with explicit reexports to solve name conflicts (@​nicolo-ribaudo)
• babel-core
  • #​17127 Do not depend on @types/gensync in Babel 7 (@​nicolo-ribaudo)

v7.26.8

Compare Source

v7.26.8 (2025-02-08)

🏠 Internal

• babel-preset-env
  • #​17097 Update d

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