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)

v7.19.3 (2022-09-27)

:bug: Bug Fix

• babel-plugin-proposal-decorators
  • #8566 Correctly update bindings of decorated class declarations (@nicolo-ribaudo)
• babel-parser
  • #14974 fix: Normal parsing of JSXText following JSXSpreadChild (@liuxingbaoyu)
  • #14941 fix: Support local exports in TS declare modules (@liuxingbaoyu)
  • #14940 fix: allow ts redeclaration with import = and var (@liuxingbaoyu)
• babel-generator
  • #14962 Fix printing of Flow internal slot functions (@liuxingbaoyu)
• babel-cli
  • #14950 Emit @babel/cli source maps based on configuration files (@liuxingbaoyu)
• babel-plugin-transform-typescript
  • #14946 fix: ts exported vars are shadowed by declare (@liuxingbaoyu)

:nail_care: Polish

• babel-core
  • #14954 Optional filename when preset uses fn test/include/exclude (@nicolo-ribaudo)

:house: Internal

• babel-helper-compilation-targets, babel-helper-transform-fixture-test-runner, babel-parser, babel-preset-env, babel-traverse
  • #14961 chore: use c8 for coverage testing (@liuxingbaoyu)

:microscope: Output optimization

• babel-plugin-transform-typescript
  • #14952 [ts] remove nested declare namespace (@liuxingbaoyu)

v7.19.1 (2022-09-14)

:bug: Bug Fix

• babel-core
  • #14930 Avoid fancy stack traces size computation (@nicolo-ribaudo)
• babel-traverse
  • #14932 fix: isForAwaitStatement is broken (@JLHwung)
• Other
  • #14872 Use the built-in class fields and private methods rules in ESLint 8 (@JLHwung)
• babel-parser
  • #14920 [estree] attach comments after directives at the end of file (@hegemonic)
  • #14900 [ts] allow redeclaring a var/type with the same name as import (@liuxingbaoyu)
• babel-plugin-transform-typescript
  • #14913 fix: do not remove type import used in TS import= (@JLHwung)

v7.19.0 (2022-09-05)

:eyeglasses: Spec Compliance

• babel-parser
  • #14666 Support private name in decorator member expression (@JLHwung)
• babel-helpers, babel-plugin-proposal-async-generator-functions, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #14877 Remove one promise tick in yield* (tc39/ecma262#2819) (@nicolo-ribaudo)

:rocket: New Feature

• babel-generator, babel-helpers, babel-parser, babel-plugin-proposal-decorators, babel-plugin-syntax-decorators, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #14836 Add 2022-03 decorators version (stage 3) (@nicolo-ribaudo)
• babel-parser
  • #14695 [parser] Make decoratorsBeforeExport default to false (@nicolo-ribaudo)
• babel-generator, babel-parser
  • #14744 Default to hash syntax for Record&Tuple (@nicolo-ribaudo)
• babel-standalone
  • #14867 feat: add proposal-record-and-tuple to standalone (@JLHwung)
• babel-helper-create-regexp-features-plugin, babel-helpers, babel-plugin-proposal-duplicate-named-capturing-groups-regex, babel-plugin-transform-named-capturing-groups-regex, babel-standalone
  • #14805 Add support for the duplicate named capturing groups proposal (@nicolo-ribaudo)

:bug: Bug Fix

• babel-helper-function-name, babel-helper-wrap-function, babel-plugin-transform-classes
  • #14897 Fix: class transform should not drop method definition when key contains non-BMP characters (@JLHwung)
• babel-plugin-transform-typescript
  • #14890 fix: TS plugin shouldn't remove #privateField! (@liuxingbaoyu)
• babel-parser
  • #14819 fix: parse a<b>>>c as a<(b>>>c) (@JLHwung)
• babel-helper-builder-react-jsx
  • #14886 Fix helper-builder-react-jsx compat with Babel 7.9 (@JLHwung)

:nail_care: Polish

• babel-core
  • #11612 Make error message prefixes more descriptive (@eps1lon)
  • #11554 Hide internal @babel/core functions in config errors (@nicolo-ribaudo)

:memo: Documentation

• #14895 docs: remove david-dm from README (@SukkaW)

:house: Internal

• babel-standalone
  • #14863 ship @babel/standalone source maps (@JLHwung)
• babel-core, babel-parser, babel-traverse
  • #14880 Update typescript to 4.8 (@JLHwung)

v7.18.13 (2022-08-22)

:bug: Bug Fix

• babel-generator
  • #14869 fix: jsx with retainLines (@liuxingbaoyu)
• babel-core
  • #14843 Fix a race condition in @babel/core (@JLHwung)
• babel-plugin-transform-destructuring
  • #14841 fix: Destructuring exceptions in nested for expressions (@liuxingbaoyu)

:nail_care: Polish

• babel-traverse
  • #14833 Let path.remove() remove IfStatement.alternate (@djpohly)
  • #14837 Add support for static evaluation of ?? operator (@djpohly)

:house: Internal

• #14846 fix: Print build logs correctly (@liuxingbaoyu)

v7.18.10 (2022-08-01)

:rocket: New Feature

• babel-helper-string-parser, babel-types
  • #14757 feat: Automatically generate cooked for templateElement (@liuxingbaoyu)

:bug: Bug Fix

• babel-parser
  • #14817 fix(parser): allow TS declare readonly fields with initializers (@Josh-Cena)
• babel-helper-string-parser, babel-parser
  • #14798 Fix position of errors in template literals after newlines (@nicolo-ribaudo)
• babel-plugin-transform-typescript
  • #14774 fix: TS declare class in namespace should be removed (@yimingjfe)
• babel-plugin-transform-react-jsx
  • #14759 fix: skip flattening spread object with proto (@JLHwung)
• babel-generator
  • #14762 fix: Types containing comments generate invalid code (@liuxingbaoyu)
• babel-helper-wrap-function, babel-plugin-transform-async-to-generator, babel-traverse
  • #14752 Fix compiling async arrows in uncompiled class fields (@nicolo-ribaudo)

:house: Internal

• Other
  • #14800 chore: Remove .yarnrc file (@liuxingbaoyu)
  • #14802 chore: Fix coverage test (@liuxingbaoyu)
  • #14671 feat: Make most make commands cross-platform (@liuxingbaoyu)
  • #14790 enable typescript incremental builds (@zxbodya)
• babel-traverse
  • #14799 Restructure virtual types validator (@JLHwung)
• babel-cli
  • #14779 chore: expand prettier-e2e test and update typings/deps (@liuxingbaoyu)
• babel-parser
  • #14796 Make ParseError Much Simpler now that we can use TypeScript (@tolmasky)
• babel-core, babel-parser
  • #14785 chore: remove flow check scripts (@JLHwung)
• babel-cli, babel-core, babel-parser, babel-plugin-transform-unicode-escapes, babel-preset-env, babel-template, babel-traverse
  • #14783 Convert @babel/parser to TypeScript (@JLHwung)
• babel-helper-string-parser, babel-parser
  • #14772 Extract string parsing to a separate package (@nicolo-ribaudo)
• babel-cli, babel-node
  • #14765 Enforce type checking on babel-{cli,node} (@liuxingbaoyu)

:microscope: Output optimization

• babel-plugin-proposal-export-default-from
  • #14768 optimize: Simplify the export-default-from transform (@magic-akari)