v7.21.0

v7.21.0 (2023-02-20)

Thanks @azizghuloum, @ehoogeveen-medweb, @fwienber, and @Lioness100 for your first PRs!

🚀 New Feature

• babel-core, babel-helper-create-class-features-plugin, babel-plugin-proposal-class-properties, babel-plugin-proposal-private-methods, babel-plugin-proposal-private-property-in-object
  • #15435 feat: Implement privateFieldsAsSymbols assumption for classes (@fwienber)
• babel-helper-create-regexp-features-plugin, babel-plugin-proposal-regexp-modifiers, babel-standalone
  • #15226 feat: Support regexp modifiers proposal (@liuxingbaoyu)
• babel-cli, babel-core, babel-generator, babel-plugin-transform-destructuring, babel-plugin-transform-modules-commonjs, babel-plugin-transform-react-jsx, babel-traverse
  • #15022 feat: Generate sourcemaps of friendly call frames (@liuxingbaoyu)
• babel-parser, babel-types
  • #15384 [ts] Support const modifier in type parameters (@nicolo-ribaudo)
• babel-generator, babel-helpers, babel-parser, babel-plugin-proposal-decorators, babel-plugin-syntax-decorators, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #15405 Implement decorators as presented at 2023-01 TC39 meeting (@nicolo-ribaudo)
• babel-parser
  • #15114 Parser option to allow new.target outside functions (@overlookmotel)
  • #15320 Add annexb: false parser option to disable Annex B (@nicolo-ribaudo)
• babel-core
  • #15283 feat: Support .cts as configuration file (@liuxingbaoyu)
• babel-generator, babel-parser, babel-plugin-transform-typescript
  • #15381 [ts] Support export type * from (@nicolo-ribaudo)

🐛 Bug Fix

• babel-plugin-transform-typescript
  • #15379 [ts5.0] Better inlining of constants in enums (@liuxingbaoyu)
• babel-core
  • #15366 handling circular/shared structures in deep-clone (@azizghuloum)
• babel-helper-create-class-features-plugin, babel-plugin-proposal-class-properties, babel-plugin-proposal-class-static-block, babel-plugin-proposal-private-methods, babel-plugin-transform-classes, babel-plugin-transform-new-target
  • #15406 Preserve class elements comments in class transform (@JLHwung)
• babel-parser, babel-plugin-transform-flow-comments, babel-plugin-transform-flow-strip-types, babel-types
  • #15414 [ts] Fix restrictions for optional parameters (@nicolo-ribaudo)

💅 Polish

• babel-parser
  • #15400 polish: improve "await as identifier" error in modules (@JLHwung)

🏠 Internal

• babel-core
  • #15137 Improve CJS compat with ESM-based @babel/core (@nicolo-ribaudo)

🔬 Output optimization

• babel-plugin-transform-typescript
  • #15418 [ts] Handle exponentiation operator in constant folding (@ehoogeveen-medweb)

Committers: 11

• Abdulaziz Ghuloum (@azizghuloum)
• Babel Bot (@babel-bot)
• Emanuel Hoogeveen (@ehoogeveen-medweb)
• Frank Wienberg (@fwienber)
• Huáng Jùnliàng (@JLHwung)
• Mateusz Burzyński (@Andarist)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @Lioness100
• @liuxingbaoyu
• @overlookmotel
• fisker Cheung (@fisker)

v7.20.15

v7.20.15 (2023-02-02)

👓 Spec Compliance

• babel-parser
  • #15391 Disallow await as bound name in using declaration (@JLHwung)
• babel-generator, babel-parser, babel-plugin-proposal-export-namespace-from
  • #15385 Disallows specifiers after export * as ns (@JLHwung)

🐛 Bug Fix

• babel-plugin-transform-block-scoping
  • #15398 fix: Loop was converted wrong (@liuxingbaoyu)
• babel-parser
  • #15377 fix: new (foo?.bar)() incorrectly throws exception OptionalChainingNoNew (@liuxingbaoyu)

Committers: 2

• Huáng Jùnliàng (@JLHwung)
• @liuxingbaoyu

v7.20.14

v7.20.14 (2023-01-27)

🐛 Bug Fix

• babel-plugin-transform-block-scoping
  • #15361 fix: Identifiers in the loop are not renamed (@liuxingbaoyu)
• babel-cli, babel-core, babel-generator, babel-helper-transform-fixture-test-runner, babel-plugin-transform-destructuring, babel-plugin-transform-modules-commonjs, babel-plugin-transform-react-jsx, babel-traverse
  • #15365 fix: Properly generate source maps for manually added multi-line content (@liuxingbaoyu)

Committers: 2

• Babel Bot (@babel-bot)
• @liuxingbaoyu

v7.20.13

v7.20.13 (2023-01-21)

🐛 Bug Fix

• babel-helpers, babel-plugin-proposal-decorators, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #15332 Ensure class decorators can access decorated non-static members (@JLHwung)
• babel-plugin-transform-typescript
  • #15349 fix: Preserve import {type T} from 'x' when onlyRemoveTypeImports:true (@liuxingbaoyu)
  • #15344 fix: Properties that are abstract should not be initialized. (@liuxingbaoyu)
• babel-parser
  • #15338 Allow negative number in ambient const initializer (@JLHwung)

↩️ Revert

• babel-plugin-transform-react-inline-elements, babel-plugin-transform-react-jsx-development, babel-plugin-transform-react-jsx
  • #15355 Reverts "Re-use common JSX element transform for <>...</>" (@JLHwung)

Committers: 4

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

v7.20.12

v7.20.12 (2023-01-04)

Thanks @cross19xx, @JBYoshi and @nmn for your first PRs!

🐛 Bug Fix

• babel-traverse
  • #15224 Fix TaggedTemplateLiteral evaluation (@nmn)
• babel-helper-create-class-features-plugin, babel-plugin-proposal-class-properties
  • #15312 fix: delete this in static class properties initialization (@SuperSodaSea)

💅 Polish

• babel-traverse
  • #15313 Implement support for evaluating computed properties. (@JBYoshi)

Committers: 5

• Jonathan Browne (@JBYoshi)
• Kenneth Kwakye-Gyamfi (@cross19xx)
• Naman Goel (@nmn)
• Nicolò Ribaudo (@nicolo-ribaudo)
• Tianlan Zhou (@SuperSodaSea)

v7.20.11

v7.20.11 (2022-12-23)

👓 Spec Compliance

• babel-helper-module-transforms, babel-plugin-proposal-dynamic-import, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs
  • #15290 Return rejected promise when stringify import specifier throws (@SuperSodaSea)

🐛 Bug Fix

• babel-plugin-transform-block-scoping
  • #15309 Fix for binding shadowing outer var with loop closure (@nicolo-ribaudo)

Committers: 2

• Nicolò Ribaudo (@nicolo-ribaudo)
• Tianlan Zhou (@SuperSodaSea)

v7.20.10

v7.20.10 (2022-12-23)

🐛 Bug Fix

• babel-traverse
  • #15305 fix: guessExecutionStatusRelativeTo exception (@liuxingbaoyu)

Committers: 2

• Babel Bot (@babel-bot)
• @liuxingbaoyu

v7.20.9

v7.20.9 (2022-12-23)

🐛 Bug Fix

• babel-plugin-transform-block-scoping
  • #15303 fix: Do not throw exceptions when scope information is corrupted (@liuxingbaoyu)

Committers: 1

• @liuxingbaoyu

v7.20.8

v7.20.8 (2022-12-22)

🐛 Bug Fix

• babel-plugin-transform-block-scoping
  • #15301 fix: transform-block-scoping accesses properties of null (@liuxingbaoyu)
• babel-plugin-proposal-class-properties, babel-traverse
  • #15294 Properly transpile exported classes that shadowed builtins (@JLHwung)

Committers: 2

• Huáng Jùnliàng (@JLHwung)
• @liuxingbaoyu

v7.20.7

v7.20.7 (2022-12-22)

Thanks @wsypower for your first PR!

👓 Spec Compliance

• babel-helper-member-expression-to-functions, babel-helper-replace-supers, babel-plugin-proposal-class-properties, babel-plugin-transform-classes
  • #15223 fix: Deleting super property should throw (@SuperSodaSea)
• babel-helpers, babel-plugin-proposal-class-properties, babel-plugin-transform-classes, babel-plugin-transform-object-super
  • #15241 fix: Throw correct error types from sed ant class TDZ helpers (@SuperSodaSea)

🐛 Bug Fix

• babel-parser, babel-plugin-transform-typescript
  • #15209 fix: Support auto accessors with TypeScript annotations (@liuxingbaoyu)
• babel-traverse
  • #15287 Fix .parentPath after rename in SwitchCase (@nicolo-ribaudo)
• babel-plugin-transform-typescript, babel-traverse
  • #15284 fix: Ts import type and func with duplicate name (@liuxingbaoyu)
• babel-plugin-transform-block-scoping
  • #15278 Fix tdz analysis for reassigned captured for bindings (@nicolo-ribaudo)
• babel-plugin-proposal-async-generator-functions, babel-preset-env
  • #15235 fix: Transform for await with shadowed variables (@liuxingbaoyu)
• babel-generator, babel-plugin-proposal-optional-chaining
  • #15258 fix: Correctly generate (a ?? b) as T (@liuxingbaoyu)
• babel-plugin-transform-react-jsx, babel-types
  • #15233 fix: Emit correct sourcemap ranges for JSXText (@liuxingbaoyu)
• babel-core, babel-helpers, babel-plugin-transform-computed-properties, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #15232 fix: Computed properties should keep original definition order (@SuperSodaSea)
• babel-helper-member-expression-to-functions, babel-helper-replace-supers, babel-plugin-proposal-class-properties, babel-plugin-transform-classes
  • #15223 fix: Deleting super property should throw (@SuperSodaSea)
• babel-generator
  • #15216 fix: Print newlines for leading Comments of TSEnumMember (@liuxingbaoyu)

💅 Polish

• babel-plugin-transform-block-scoping, babel-traverse
  • #15275 Improve relative execution tracking in fn exprs (@nicolo-ribaudo)

🏠 Internal

• babel-helper-define-map, babel-plugin-transform-property-mutators
  • #15274 Inline & simplify @babel/helper-define-map (@nicolo-ribaudo)
• babel-core, babel-plugin-proposal-class-properties, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-destructuring, babel-plugin-transform-parameters, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-preset-env, babel-traverse
  • #15200 Rewrite transform-block-scoping plugin (@nicolo-ribaudo)

🏃‍♀️ Performance

• babel-helper-compilation-targets
  • #15228 perf: Speed up getTargets (@liuxingbaoyu)

Committers: 6

• Babel Bot (@babel-bot)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• Tianlan Zhou (@SuperSodaSea)
• @liuxingbaoyu
• 魏 (@wsypower)