v7.21.4 (2023-03-31)

:bug: Bug Fix

• babel-core, babel-helper-module-imports, babel-preset-typescript
  • #15478 Fix support for import/export in .cts files (@liuxingbaoyu)
• babel-generator
  • #15496 Fix compact printing of non-null assertion operators (@rtsao)

:nail_care: Polish

• babel-helper-create-class-features-plugin, babel-plugin-proposal-class-properties, babel-plugin-transform-typescript, babel-traverse
  • #15427 Fix moving comments of removed nodes (@nicolo-ribaudo)

:house: Internal

• Other
  • #15519 Update Prettier integration test (@fisker)
• babel-parser
  • #15510 refactor: introduce lookaheadInLineCharCode (@JLHwung)
• babel-code-frame, babel-highlight
  • #15499 Polish babel-code-frame highlight test (@JLHwung)

v7.21.3 (2023-03-14)

:eyeglasses: Spec Compliance

• babel-parser
  • #15479 disallow mixins/implements in flow interface (@JLHwung)

:bug: Bug Fix

• babel-parser
  • #15423 [ts] Allow keywords in tuple labels (@Harpica)
• babel-plugin-transform-typescript
  • #15489 Register var decls generated by import ... = TS transform (@amoeller)
  • #15494 fix: Consider export { type foo } as type-only usage (@magic-akari)

:nail_care: Polish

• babel-traverse, babel-types
  • #15484 Skip node deprecation warnings when used by an old @babel package (@nicolo-ribaudo)
• babel-generator
  • #15480 chore: Improve jsonCompatibleStrings deprecation (@liuxingbaoyu)

:house: Internal

• #15465 Add ESLint-readable package name (@nzakas)

:microscope: Output optimization

• babel-plugin-transform-typescript, babel-preset-typescript
  • #15467 Optimize TS enums output (@liuxingbaoyu)

v7.21.0 (2023-02-20)

:rocket: 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: 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)

:nail_care: Polish

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

:house: Internal

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

:microscope: Output optimization

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

v7.20.12 (2023-01-04)

:bug: 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)

:nail_care: Polish

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

v7.20.7 (2022-12-22)

:eyeglasses: 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: 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)

:nail_care: Polish

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

:house: 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)

:running_woman: Performance

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

v7.20.5 (2022-11-28)

:eyeglasses: Spec Compliance

• babel-helpers, babel-plugin-transform-destructuring, babel-plugin-transform-modules-commonjs, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-traverse
  • #15183 Improve array destructuring spec compliance (@SuperSodaSea)
• babel-cli, babel-helpers, babel-plugin-proposal-class-properties, babel-plugin-proposal-class-static-block, babel-plugin-transform-classes, babel-plugin-transform-runtime, babel-preset-env
  • #15182 fix: apply toPropertyKey when defining class members (@JLHwung)
• babel-helper-create-class-features-plugin, babel-helpers, babel-plugin-proposal-decorators, babel-plugin-proposal-private-property-in-object, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #15133 fix: validate rhs of in when transpiling #p in C (@JLHwung)

:bug: Bug Fix

• babel-parser
  • #15225 Parse using[foo] as computed member expression (@JLHwung)
  • #15207 Export ParseResult type (@davydof)
  • #15198 fix: parse import module, ... (@JLHwung)
• babel-helper-wrap-function, babel-preset-env, babel-traverse
  • #15181 fix: Edge cases for async functions and noNewArrow assumption (@liuxingbaoyu)
• babel-plugin-transform-arrow-functions, babel-plugin-transform-parameters, babel-traverse
  • #15163 fix: Throw error when compiling super() in arrow functions with default / rest parameters (@SuperSodaSea)
• babel-helpers, babel-node, babel-plugin-proposal-async-generator-functions, babel-plugin-transform-regenerator, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #15194 fix: Bump regenerator and add tests (@SuperSodaSea)
• babel-helper-create-regexp-features-plugin
  • #15192 fix: Update regjsparser for @babel/standalone (@liuxingbaoyu)
• babel-parser, babel-types
  • #15109 fix: Babel 8 types (@liuxingbaoyu)
• babel-generator
  • #15143 Don't print inner comments as leading when wrapping in (``) (@nicolo-ribaudo)
• babel-plugin-transform-block-scoping, babel-traverse
  • #15167 Register switch's discriminant in the outer scope (@nicolo-ribaudo)

:nail_care: Polish

• babel-generator
  • #15173 Improve generator behavior when comments:false (@liuxingbaoyu)
• babel-plugin-transform-block-scoping
  • #15164 Only extract IDs for TDZ checks in assign when necessary (@nicolo-ribaudo)

:house: Internal

• babel-core, babel-parser
  • #15202 Bump typescript to 4.9.3 (@JLHwung)

v7.20.2 (2022-11-04)

:bug: Bug Fix

• babel-core, babel-helper-create-class-features-plugin, babel-helper-module-transforms, babel-helper-plugin-utils, babel-helper-simple-access, babel-node, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-react-constant-elements, babel-preset-env, babel-standalone, babel-types
  • #15124 fix: @babel/node repl and enable no-use-before-define rule (@liuxingbaoyu)
• babel-plugin-transform-typescript
  • #15121 fix: tsSatisfiesExpression check with different duplicated @babel/types versions (@liuxingbaoyu)
• babel-parser
  • #15094 fix: parser typings for plugins (@liuxingbaoyu)
• babel-generator
  • #15118 Improve printing of [no LineTerminator here] with comments (@nicolo-ribaudo)
• babel-plugin-proposal-decorators, babel-plugin-proposal-object-rest-spread, babel-plugin-transform-jscript
  • #15113 fix: wrap anonymous class expression within statement (@JLHwung)
• babel-plugin-transform-destructuring
  • #15104 fix: Destructuring exceptions for ( let { } = 0 ; 0 ; ) (@liuxingbaoyu)

v7.19.6 (2022-10-20)

:eyeglasses: Spec Compliance

• babel-plugin-proposal-decorators
  • #15059 Ensure non-static decorators are applied when a class is instantiated. (@JLHwung)

:bug: Bug Fix

• babel-parser
  • #15062 Fix parsing of block comments nested in flow comments (@nicolo-ribaudo)
  • #15052 fix: improve module block program location tracking (@JLHwung)
• babel-plugin-transform-runtime, babel-runtime-corejs2, babel-runtime-corejs3
  • #15060 Ensure @babel/runtime-corejs3/core-js/*.js can be imported on Node.js 17+ (@JLHwung)
• babel-preset-env, babel-traverse
  • #15043 fix: preserve this for super.* template tags (@liuxingbaoyu)

:nail_care: Polish

• babel-generator, babel-plugin-transform-flow-comments
  • #15037 Improve generation of comments without location (@liuxingbaoyu)

:memo: Documentation

• babel-standalone
  • #15055 Fix missing transformSync function name (@lomirus)

:house: Internal

• babel-parser
  • #15056 Use startLoc.index instead of carrying around start (@nicolo-ribaudo)
• Other
  • #15035 chore: Update yarn 3.2.4 (@liuxingbaoyu)

:running_woman: Performance

• babel-core, babel-standalone
  • #15023 Don't bundle unnecessary plugins in @babel/standalone (@nicolo-ribaudo)