v7.19.4 (2022-10-10)

:eyeglasses: Spec Compliance

• babel-plugin-transform-block-scoping
  • #15019 fix: check constant violation inside loops (@nicolo-ribaudo)
• babel-helpers, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-object-rest-spread, babel-plugin-transform-destructuring
  • #14985 Disallow rest object destructuring of null/undefined (@nicolo-ribaudo)

:bug: Bug Fix

• babel-plugin-transform-react-jsx-development, babel-plugin-transform-typescript, babel-types
  • #14109 Fix: properly scope variables in TSModuleBlock (@The-x-Theorist)
• babel-plugin-transform-destructuring, babel-plugin-transform-react-constant-elements, babel-traverse
  • #15027 fix: mark var declarations in loops as not constant (@nicolo-ribaudo)
• babel-helper-string-parser, babel-parser, babel-types
  • #14964 Never throw for invalid escapes in tagged templates (@nicolo-ribaudo)
• babel-generator, babel-parser
  • #14980 Improve module expression parsing/printing (@JLHwung)
• babel-plugin-transform-destructuring
  • #14984 Fix holes handling in optimized array destructuring (@nicolo-ribaudo)

:nail_care: Polish

• babel-cli, babel-core, babel-generator, babel-helper-create-class-features-plugin, babel-helper-fixtures, babel-helper-simple-access, babel-helper-transform-fixture-test-runner, babel-helpers, babel-plugin-bugfix-safari-id-destructuring-collision-in-function-expression, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-external-helpers, babel-plugin-proposal-async-do-expressions, babel-plugin-proposal-async-generator-functions, babel-plugin-proposal-class-properties, babel-plugin-proposal-class-static-block, babel-plugin-proposal-decorators, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-plugin-proposal-duplicate-named-capturing-groups-regex, babel-plugin-proposal-dynamic-import, babel-plugin-proposal-function-bind, babel-plugin-proposal-function-sent, babel-plugin-proposal-json-strings, babel-plugin-proposal-logical-assignment-operators, babel-plugin-proposal-nullish-coalescing-operator, babel-plugin-proposal-object-rest-spread, babel-plugin-proposal-optional-chaining, babel-plugin-proposal-partial-application, babel-plugin-proposal-pipeline-operator, babel-plugin-proposal-private-methods, babel-plugin-proposal-private-property-in-object, babel-plugin-proposal-record-and-tuple, babel-plugin-syntax-typescript, babel-plugin-transform-arrow-functions, babel-plugin-transform-async-to-generator, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-computed-properties, babel-plugin-transform-destructuring, babel-plugin-transform-duplicate-keys, babel-plugin-transform-exponentiation-operator, babel-plugin-transform-flow-comments, babel-plugin-transform-flow-strip-types, babel-plugin-transform-for-of, babel-plugin-transform-function-name, babel-plugin-transform-jscript, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-plugin-transform-new-target, babel-plugin-transform-object-super, babel-plugin-transform-parameters, babel-plugin-transform-proto-to-assign, babel-plugin-transform-react-constant-elements, babel-plugin-transform-react-inline-elements, babel-plugin-transform-react-jsx-development, babel-plugin-transform-react-jsx-self, babel-plugin-transform-react-jsx, babel-plugin-transform-react-pure-annotations, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-plugin-transform-shorthand-properties, babel-plugin-transform-spread, babel-plugin-transform-strict-mode, babel-plugin-transform-template-literals, babel-plugin-transform-typeof-symbol, babel-plugin-transform-typescript, babel-plugin-transform-unicode-escapes, babel-preset-env, babel-preset-react, babel-preset-typescript, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-traverse
  • #14979 Improve comments generation (@liuxingbaoyu)
• babel-cli, babel-core, babel-generator, babel-helper-fixtures, babel-helper-transform-fixture-test-runner, babel-plugin-transform-destructuring, babel-plugin-transform-modules-commonjs, babel-traverse
  • #14967 Improve source map generation (@liuxingbaoyu)

:house: Internal

• Other
  • #15001 Run test262 again (@nicolo-ribaudo)
• babel-compat-data, babel-preset-env
  • #14976 Internally rename proposal-* to transform-* in preset-env (@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)

v7.18.10 (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)

v7.18.9 (2022-07-18)

:bug: Bug Fix

• babel-plugin-transform-modules-systemjs, babel-types
  • #14763 fix: allow exporting TSDeclareFunction as default (@zxbodya)
• babel-generator
  • #14758 fix: returnType with comments generates incorrect code (@liuxingbaoyu)

:nail_care: Polish

• babel-cli
  • #14748 Print a message when the watcher of babel-cli is ready. (@liuxingbaoyu)

:house: Internal

• babel-core, babel-helper-remap-async-to-generator, babel-helpers, babel-parser, babel-plugin-transform-block-scoping, babel-preset-env
  • #13414 Prepare for compiling Babel to native ESM (@nicolo-ribaudo)
• babel-helper-create-class-features-plugin, babel-helper-member-expression-to-functions, babel-helper-remap-async-to-generator, babel-helper-replace-supers, babel-helper-wrap-function, babel-helpers, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-proposal-decorators, babel-plugin-proposal-object-rest-spread, babel-plugin-proposal-optional-chaining, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-traverse, babel-types
  • #14739 Provide better parentPath typings (@JLHwung)

:running_woman: Performance

• babel-generator
  • #14701 perf: Improve generator perf (@liuxingbaoyu)

v7.18.6 (2022-06-27)

:eyeglasses: Spec Compliance

• babel-parser
  • #14650 [ts] Disallow property access after instantiation expression (@nicolo-ribaudo)
  • #14636 [ts] Allow ...<...> followed by newline or binary operator (@nicolo-ribaudo)
• babel-generator, babel-parser, babel-preset-env, babel-template
  • #14668 JSON modules should be imported with default (@JLHwung)

:bug: Bug Fix

• babel-helper-remap-async-to-generator, babel-plugin-proposal-async-generator-functions
  • #14391 Transform await in computed class keys (@Yokubjon-J)
• babel-plugin-transform-parameters
  • #14694 fix: preserve function params type if possible (@magic-akari)
• babel-core
  • #14583 fix: Memory leak when deep cloning in babel-core (@liuxingbaoyu)
• babel-core, babel-helper-check-duplicate-nodes, babel-plugin-bugfix-safari-id-destructuring-collision-in-function-expression, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-optional-chaining, babel-plugin-transform-runtime
  • #14663 Fix import { types } from "@babel/core" with native ESM (@nicolo-ribaudo)

:house: Internal

• babel-standalone
  • #14697 Add proposal-unicode-sets-regex to @babel/standalone (@nicolo-ribaudo)
• Other
  • #14687 chore: Update bench baselines (@liuxingbaoyu)
• babel-generator, babel-types
  • #14685 enable TS compiler option: strictBindCallApply (@JLHwung)
• babel-code-frame, babel-core, babel-generator, babel-helper-annotate-as-pure, babel-helper-builder-binary-assignment-operator-visitor, babel-helper-builder-react-jsx, babel-helper-check-duplicate-nodes, babel-helper-compilation-targets, babel-helper-create-class-features-plugin, babel-helper-create-regexp-features-plugin, babel-helper-define-map, babel-helper-explode-assignable-expression, babel-helper-fixtures, babel-helper-function-name, babel-helper-hoist-variables, babel-helper-member-expression-to-functions, babel-helper-module-imports, babel-helper-module-transforms, babel-helper-optimise-call-expression, babel-helper-plugin-test-runner, babel-helper-plugin-utils, babel-helper-remap-async-to-generator, babel-helper-replace-supers, babel-helper-simple-access, babel-helper-split-export-declaration, babel-helper-transform-fixture-test-runner, babel-helper-validator-option, babel-helper-wrap-function, babel-helpers, babel-highlight, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-external-helpers, babel-plugin-proposal-async-generator-functions, babel-plugin-proposal-class-static-block, babel-plugin-proposal-decorators, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-function-bind, babel-plugin-proposal-function-sent, babel-plugin-proposal-json-strings, babel-plugin-proposal-object-rest-spread, babel-plugin-proposal-optional-chaining, babel-plugin-proposal-partial-application, babel-plugin-proposal-pipeline-operator, babel-plugin-proposal-private-property-in-object, babel-plugin-proposal-record-and-tuple, babel-plugin-syntax-typescript, babel-plugin-transform-block-scoped-functions, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-computed-properties, babel-plugin-transform-destructuring, babel-plugin-transform-duplicate-keys, babel-plugin-transform-exponentiation-operator, babel-plugin-transform-flow-comments, babel-plugin-transform-flow-strip-types, babel-plugin-transform-for-of, babel-plugin-transform-function-name, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-plugin-transform-object-super, babel-plugin-transform-parameters, babel-plugin-transform-property-mutators, babel-plugin-transform-proto-to-assign, babel-plugin-transform-react-constant-elements, babel-plugin-transform-react-display-name, babel-plugin-transform-react-inline-elements, babel-plugin-transform-react-jsx-compat, babel-plugin-transform-react-jsx-source, babel-plugin-transform-react-jsx, babel-plugin-transform-runtime, babel-plugin-transform-typescript, babel-plugin-transform-unicode-escapes, babel-preset-env, babel-preset-typescript, babel-standalone, babel-template, babel-traverse, babel-types
  • #14601 enable noImplicitAny (@JLHwung)
• babel-core, babel-helper-transform-fixture-test-runner, babel-plugin-transform-destructuring
  • #14659 Run Babel asynchronously in fixtures (@nicolo-ribaudo)

v7.18.2 (2022-05-25)

:bug: Bug Fix

• babel-plugin-transform-template-literals
  • #14582 fix: skip template literal transform for TSLiteralType (@JLHwung)
• babel-helpers
  • #14537 Support frozen built-ins in @babel/runtime (@Jack-Works)
• babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #14581 Define the global regeneratorRuntime in @babel/runtime/regenerator (@nicolo-ribaudo)
• babel-helper-environment-visitor, babel-helper-replace-supers, babel-plugin-proposal-class-properties, babel-plugin-proposal-decorators, babel-traverse, babel-types
  • #14371 environmentVisitor should skip decorator expressions (@JLHwung)

:memo: Documentation

• babel-types
  • #14571 add Accessor alias description (@JLHwung)

:house: Internal

• #14541 Fix synchronization between main thread and worker (@liuxingbaoyu)

v7.18.0 (2022-05-19)

:rocket: New Feature

• babel-preset-env
  • #14556 feat: add import-assertions to shippedProposals (@JLHwung)
• babel-helper-create-class-features-plugin, babel-helper-define-map, babel-plugin-proposal-class-static-block, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-object-rest-spread, babel-plugin-syntax-destructuring-private, babel-plugin-transform-destructuring, babel-plugin-transform-proto-to-assign, babel-plugin-transform-typescript, babel-standalone, babel-traverse, babel-types
  • #14304 Transform destructuring private (@JLHwung)
• babel-generator, babel-parser, babel-types
  • #14359 [ts 4.7] Support optional variance annotations (@magic-akari)
• babel-generator, babel-parser
  • #14476 [ts 4.7] Support extends constraints for infer (@sosukesuzuki)
• babel-generator, babel-parser, babel-plugin-transform-typescript, babel-traverse, babel-types
  • #14457 [ts] Add support for instantiation expressions (@nicolo-ribaudo)
• babel-helper-module-transforms, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-umd
  • #14456 Pass filename to importInterop method (@NickHeiner)

:bug: Bug Fix

• babel-types
  • #14551 Do not create multiple copies of comments when cloning nodes (@liuxingbaoyu)
• babel-parser
  • #14557 Fix parsing of < after object literals with the jsx plugin (@JLHwung)
• babel-plugin-transform-react-pure-annotations
  • #14528 fix: do not mark computed React[...] methods as pure (@JLHwung)

:nail_care: Polish

• babel-core, babel-helper-transform-fixture-test-runner, babel-helpers, babel-plugin-proposal-async-generator-functions, babel-plugin-transform-async-to-generator, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-standalone
  • #14538 Inline regeneratorRuntime as a normal helper (@nicolo-ribaudo)

:house: Internal

• babel-core, babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators, babel-plugin-transform-modules-systemjs
  • #14530 improve helper-create-class-features typings (@JLHwung)

v7.17.12 (2022-05-16)

:bug: Bug Fix

• babel-plugin-transform-react-constant-elements
  • #14536 Never hoist JSX elts referencing vars from the current scope (@nicolo-ribaudo)
• babel-generator
  • #14524 fix: perserve parentheses of lhs id with rhs unamed fn (@JLHwung)
  • #14532 Print necessary parentheses for functions in postfix expressions (@xiawenqi)
• babel-plugin-transform-destructuring
  • #14494 Update scope info after destructuring transform (@peey)
• babel-parser
  • #14522 fix: allow liberal named type-as imports (@JLHwung)
• babel-parser, babel-plugin-transform-destructuring, babel-types
  • #14500 Fix parsing ts type casts and nested patterns in destructuring (@nicolo-ribaudo)

:house: Internal

• babel-plugin-proposal-decorators, babel-types
  • #14519 @babel/types builder improvements (@JLHwung)
• babel-core
  • #14490 Update to Jest 28 (@JLHwung)
• babel-core, babel-generator, babel-helper-create-class-features-plugin, babel-helper-create-regexp-features-plugin, babel-helper-module-transforms, babel-helper-plugin-utils, babel-parser, babel-plugin-bugfix-safari-id-destructuring-collision-in-function-expression, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-external-helpers, babel-plugin-proposal-async-do-expressions, babel-plugin-proposal-async-generator-functions, babel-plugin-proposal-class-properties, babel-plugin-proposal-class-static-block, babel-plugin-proposal-decorators, babel-plugin-proposal-export-default-from, babel-plugin-proposal-export-namespace-from, babel-plugin-proposal-function-sent, babel-plugin-proposal-json-strings, babel-plugin-proposal-logical-assignment-operators, babel-plugin-proposal-nullish-coalescing-operator, babel-plugin-proposal-object-rest-spread, babel-plugin-proposal-optional-chaining, babel-plugin-proposal-partial-application, babel-plugin-proposal-pipeline-operator, babel-plugin-proposal-private-methods, babel-plugin-proposal-private-property-in-object, babel-plugin-proposal-record-and-tuple, babel-plugin-proposal-unicode-property-regex, babel-plugin-syntax-decorators, babel-plugin-syntax-destructuring-private, babel-plugin-syntax-flow, babel-plugin-syntax-import-assertions, babel-plugin-syntax-pipeline-operator, babel-plugin-syntax-record-and-tuple, babel-plugin-syntax-typescript, babel-plugin-transform-arrow-functions, babel-plugin-transform-async-to-generator, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-computed-properties, babel-plugin-transform-destructuring, babel-plugin-transform-duplicate-keys, babel-plugin-transform-flow-comments, babel-plugin-transform-flow-strip-types, babel-plugin-transform-for-of, babel-plugin-transform-instanceof, babel-plugin-transform-jscript, babel-plugin-transform-literals, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-plugin-transform-named-capturing-groups-regex, babel-plugin-transform-new-target, babel-plugin-transform-parameters, babel-plugin-transform-property-mutators, babel-plugin-transform-proto-to-assign, babel-plugin-transform-react-constant-elements, babel-plugin-transform-react-jsx, babel-plugin-transform-reserved-words, babel-plugin-transform-runtime, babel-plugin-transform-spread, babel-plugin-transform-template-literals, babel-plugin-transform-typeof-symbol, babel-plugin-transform-typescript, babel-preset-env, babel-preset-flow, babel-preset-react, babel-preset-typescript, babel-traverse, babel-types
  • #14499 Provide plugin/preset typings from plugin-utils (@JLHwung)