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 typeof in arrow functions (@liuxingbaoyu)
• babel-parser
  • #17079 Respect ranges option in estree method value (@JLHwung)
• babel-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)

Committers: 6

• Babel Bot (@babel-bot)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• Tony Quetano (@tquetano-netflix)
• @branchseer
• @liuxingbaoyu

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

• @liuxingbaoyu

v8.0.0-alpha.15 (2025-01-10)

💥 Breaking Change

• babel-generator, babel-parser, babel-plugin-transform-typescript, babel-traverse, babel-types
  • #16979 [Babel 8] Create TSEnumBody for TSEnumDeclaration (@JLHwung)
• babel-parser, babel-types
  • #17046 [Babel 8]: wrap the TSImportType's argument within a TSLiteralType (@JLHwung)
• babel-generator, babel-parser, babel-types
  • #17042 [Babel 8] Rename typeParameters to typeArguments in TSImportType (@JLHwung)
  • #17017 [Babel 8]: rename typeParameters to typeArguments for TSClassImplements and TSInterfaceHeritage (@JLHwung)
  • #17012 Rename typeParameters to typeArguments for TSTypeQuery (@JLHwung)
• babel-generator, babel-parser, babel-plugin-transform-typescript, babel-types
  • #17020 Rename typeParameters to typeArguments for call expression alike (@JLHwung)
• babel-parser
  • #17014 [Babel 8] Create TSAbstract{Method,Property}Definition (@JLHwung)

🏠 Internal

• babel-generator
  • #17057 [babel 8] Remove DecimalLiteral printing logic (@nicolo-ribaudo)

Committers: 5

• Babel Bot (@babel-bot)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @liuxingbaoyu
• fisker Cheung (@fisker)

v7.26.5 (2025-01-10)

👓 Spec Compliance

• babel-parser
  • #17011 Allow the dynamic import.defer() form of import defer (@babel-bot)

🐛 Bug Fix

• babel-plugin-transform-block-scoped-functions
  • #17024 chore: Avoid calling isInStrictMode in Babel 7 (@liuxingbaoyu)
• babel-plugin-transform-typescript
  • #17026 fix: Correctly generate exported const enums in namespace (@liuxingbaoyu)
• babel-parser
  • #17045 [estree] Unify method type parameters handling (@JLHwung)
  • #17013 fix: Correctly set position for @(a.b)() (@liuxingbaoyu)
  • #16996 [estree] Adjust the start loc of class methods with type params (@nicolo-ribaudo)
• babel-generator, babel-parser, babel-plugin-transform-flow-strip-types, babel-types
  • #17028 Support flow jsx opening element type arguments (@JLHwung)
• babel-compat-data, babel-preset-env
  • #17031 fix: More accurate transform-typeof-symbol compat data (@liuxingbaoyu)
• babel-generator, babel-parser, babel-types
  • #17019 Fix incomplete visitor keys (@JLHwung)

🔬 Output optimization

• babel-plugin-transform-nullish-coalescing-operator
  • #16612 Improve nullish coalescing operator output (@liuxingbaoyu)

Committers: 5

• Babel Bot (@babel-bot)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @liuxingbaoyu
• fisker Cheung (@fisker)

v8.0.0-alpha.14 (2024-12-06)

💥 Breaking Change

• babel-generator, babel-parser, babel-types
  • #17008 Rename TSTypeReference.typeParameters to typeArguments (@JLHwung)
  • #16952 [Babel 8] Remove TSModuleDeclaration.global (@liuxingbaoyu)
• babel-generator, babel-parser, babel-plugin-transform-flow-comments, babel-plugin-transform-typescript, babel-types
  • #16997 [babel 8] Rename superTypeParameters -> superTypeArguments (@nicolo-ribaudo)
• babel-generator, babel-parser, babel-plugin-transform-typescript, babel-types
  • #16982 [Babel 8] Use TSQualifiedName for namespace X.Y {}'s name (@liuxingbaoyu)

🐛 Bug Fix

• Other
  • #17010 fix: build updated babel-type helpers (@JLHwung)
• babel-preset-react, babel-standalone
  • #16927 [react] Make development option default to the configured env (@nicolo-ribaudo)

🏠 Internal

• babel-cli, babel-helper-transform-fixture-test-runner
  • #17007 fix: migrate to dirent.parentPath (@JLHwung)

Committers: 6

• Babel Bot (@babel-bot)
• Dylan Piercey (@DylanPiercey)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @liuxingbaoyu
• fisker Cheung (@fisker)

v7.26.4 (2024-12-05)

↩️ Revert

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

Committers: 2

• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)

v7.26.3 (2024-12-04)

🐛 Bug Fix

• babel-generator
  • #16958 [preserveFormat] force semicolons when invalidating ASI (@nicolo-ribaudo)

🏠 Internal

• babel-helper-builder-binary-assignment-operator-visitor, babel-plugin-transform-exponentiation-operator
  • #16895 Remove helper-builder-binary-assignment-operator-visitor (@nicolo-ribaudo)

🏃‍♀️ Performance

• babel-generator
  • #16959 perf: Reduce the use of temporary objects (@liuxingbaoyu)
• babel-traverse
  • #16923 perf: Improve scope information collection performance (@liuxingbaoyu)
  • #16964 perf: Avoid repeated traversal when creating scope (@liuxingbaoyu)
• babel-plugin-transform-modules-commonjs
  • #16954 perf: Remove use of simplifyAccess (@liuxingbaoyu)

Committers: 4

• Babel Bot (@babel-bot)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @liuxingbaoyu

v7.26.2 (2024-10-30)

🐛 Bug Fix

• babel-parser
  • #16903 fix: Parse placeholder for TS namespace (@liuxingbaoyu)
  • #16937 fix: Account for offsets when creating new Position instances (@DylanPiercey)
• babel-generator
  • #16948 Fix mapping of tokens with generated nodes in between (@nicolo-ribaudo)

Committers: 6

• Babel Bot (@babel-bot)
• Dylan Piercey (@DylanPiercey)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @liuxingbaoyu
• fisker Cheung (@fisker)

v8.0.0-alpha.13 (2024-10-25)

In addition to the changelog below, this release includes changes from v7.25.1 to v7.26.0

💥 Breaking Change

• babel-generator, babel-parser, babel-plugin-transform-typescript, babel-traverse, babel-types
  • #16731 Add TSClassImplements|TSInterfaceHeritage and rename TsExpressionWithTypeArguments in Babel 8 (@liuxingbaoyu)
• babel-generator, babel-parser, babel-plugin-proposal-pipeline-operator, babel-plugin-syntax-pipeline-operator, babel-standalone
  • #16801 [Babel 8] Remove minimal,smart option of Pipeline Operator (@liuxingbaoyu)
• babel-parser
  • #16813 [Flow] Drop support for annotations inside array patterns (@nicolo-ribaudo)
• babel-plugin-transform-class-static-block, babel-plugin-transform-destructuring, babel-plugin-transform-spread, babel-traverse
  • #16705 [Babel 8] Remove some Scope methods (@liuxingbaoyu)
• babel-generator, babel-parser, babel-plugin-proposal-import-wasm-source, babel-template, babel-types
  • #16770 Remove importAssertions parser plugin (@nicolo-ribaudo)
• babel-generator, babel-parser, babel-standalone
  • #16808 Remove importReflection parser plugin (@nicolo-ribaudo)
• babel-generator, babel-traverse, babel-types
  • #16807 [Babel 8] Remove DecimalLiteral AST (@liuxingbaoyu)
• babel-generator, babel-parser, babel-plugin-proposal-destructuring-private, babel-plugin-syntax-decimal, babel-standalone
  • #16741 [Babel 8] Remove decimal from parser (@liuxingbaoyu)
• babel-generator, babel-parser, babel-types
  • #16733 [Babel 8] Split typeParameter of TSMappedType (@liuxingbaoyu)
• babel-plugin-proposal-async-do-expressions, babel-traverse
  • #16655 Remove some NodePath methods (@liuxingbaoyu)

🚀 New Feature

• babel-parser, babel-plugin-syntax-flow, babel-preset-typescript
  • #16792 [Babel 8] Remove enums option of flow plugin (@liuxingbaoyu)

🐛 Bug Fix

• babel-core
  • #16925 Only parse # as comment in .babelignore at line start (@nicolo-ribaudo)
• babel-template, babel-types
  • #16830 fix: ObjectPattern used as id inside for-of (@coderaiser)
• babel-plugin-transform-async-generator-functions, babel-plugin-transform-block-scoped-functions, babel-plugin-transform-block-scoping
  • #16398 Refactor transform-block-scoped-function (@liuxingbaoyu)
• babel-helper-transform-fixture-test-runner, babel-node
  • #16706 [babel 8] Align @babel/node args parsing to Node.js (@nicolo-ribaudo)
• babel-parser
  • #16668 [Babel 8] Fix spelling of error code (@liuxingbaoyu)

💅 Polish

• babel-core
  • #16836 [Babel 8] fix: Throwing exceptions synchronously (@liuxingbaoyu)

🏠 Internal

• babel-generator, babel-helper-create-class-features-plugin, babel-helper-module-transforms, babel-plugin-proposal-destructuring-private, babel-plugin-transform-destructuring, babel-plugin-transform-modules-commonjs, babel-plugin-transform-object-rest-spread, babel-plugin-transform-parameters, babel-traverse, babel-types
  • #16817 Remove BABEL_TYPES_8_BREAKING flag and enable it by default (@liuxingbaoyu)
• Every package
  • #16800 [babel 8] Require Node.js ^18.20.0 || ^20.17.0 || >=22.8.0 (@nicolo-ribaudo)
• babel-generator, babel-parser, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-syntax-typescript, babel-plugin-transform-class-properties, babel-plugin-transform-modules-commonjs, babel-plugin-transform-private-methods, babel-plugin-transform-unicode-sets-regex, babel-traverse
  • #16572 Clean all always enabled parser plugins (@liuxingbaoyu)

Committers: 13

• Adrian (@nerodesu017)
• Babel Bot (@babel-bot)
• Dylan Piercey (@DylanPiercey)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• Timofei Iatsenko (@timofei-iatsenko)
• Viktar Vaŭčkievič (@victorenator)
• @j4k0xb
• @keiseiTi
• @liuxingbaoyu
• coderaiser (@coderaiser)
• fisker Cheung (@fisker)
• hwook (@YuHyeonWook)

v7.26.1 (2024-10-25)

🐛 Bug Fix

• babel-parser
  • #16936 fix(parser): offset internal index locations by startIndex (@DylanPiercey)

Committers: 3

• Dylan Piercey (@DylanPiercey)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @liuxingbaoyu