Update babel monorepo #250

renovate · 2021-06-10T00:07:51Z

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@babel/cli (source)	`7.14.3` -> `7.27.0`
@babel/core (source)	`7.14.3` -> `7.26.10`
@babel/preset-env (source)	`7.14.4` -> `7.26.9`
@babel/preset-react (source)	`7.13.13` -> `7.26.3`

Release Notes

babel/babel (@babel/cli)

`v7.27.0`

Compare Source

👓 Spec Compliance

babel-generator, babel-parser
- #16977 Default importAttributesKeyword to with (@JLHwung)

🚀 New Feature

babel-helper-create-class-features-plugin, babel-traverse, babel-types
- #17169 Allow traverseFast to exit early (@liuxingbaoyu)
babel-parser, babel-types
- #17110 Add ImportAttributes to Standardized and move its parser test fixtures (@JLHwung)
babel-generator
- #17100 fix(babel-generator): add named export of generate function (@vovkasm)
babel-parser, babel-template
- #17149 Add allowYieldOutsideFunction to parser (@liuxingbaoyu)
babel-plugin-transform-typescript, babel-traverse
- #17102 feat: Add upToScope parameter to hasBinding (@liuxingbaoyu)
babel-parser
- #17082 Support ESTree AccessorProperty (@JLHwung)
babel-types
- #17162 feat(babel-types): Add support for BigInt literal conversion in valueToNode (@ishchhabra)

🐛 Bug Fix

babel-helper-create-class-features-plugin, babel-plugin-transform-class-properties
- #16816 fix: Class reference in type throws error (@liuxingbaoyu)
babel-traverse
- #17170 fix: Reset child scopes when scope.crawl() (@liuxingbaoyu)
babel-helpers, babel-preset-typescript, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
- #17118 Fix: align behaviour to tsc rewriteRelativeImportExtensions (@JLHwung)
babel-cli
- #17182 fix: @babel/cli generates duplicate inline source maps (@liuxingbaoyu)
babel-plugin-transform-named-capturing-groups-regex, babel-types
- #17175 Generate computed proto key (@JLHwung)

🏃‍♀️ Performance

babel-types
- #16870 perf: Improve builders of @babel/types (@liuxingbaoyu)
babel-helper-create-regexp-features-plugin
- #17176 fix: improve duplicate named groups check (@JLHwung)

`v7.26.4`

Compare Source

↩️ Revert

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

`v7.25.9`

Compare Source

🐛 Bug Fix

babel-parser, babel-template, babel-types
- #16905 fix: Keep type annotations in syntacticPlaceholders mode (@liuxingbaoyu)
babel-helper-compilation-targets, babel-preset-env
- #16907 fix: support BROWSERSLIST{,_CONFIG} env (@JLHwung)
Other
- #16884 Analyze ClassAccessorProperty to prevent the no-undef rule (@victorenator)

🏠 Internal

babel-helper-transform-fixture-test-runner
- #16914 remove test options flaky (@JLHwung)

🏃‍♀️ Performance

babel-parser, babel-types
- #16918 perf: Make VISITOR_KEYS etc. faster to access (@liuxingbaoyu)

`v7.25.7`

Compare Source

🐛 Bug Fix

babel-helper-validator-identifier
- #16825 fix: update identifier to unicode 16 (@JLHwung)
babel-traverse
- #16814 fix: issue with node path keys updated on unrelated paths (@DylanPiercey)
babel-plugin-transform-classes
- #16797 Use an inclusion rather than exclusion list for super() check (@nicolo-ribaudo)
babel-generator
- #16788 Fix printing of TS infer in compact mode (@nicolo-ribaudo)
- #16785 Print TS type annotations for destructuring in assignment pattern (@nicolo-ribaudo)
- #16778 Respect [no LineTerminator here] after nodes (@nicolo-ribaudo)

💅 Polish

babel-types
- #16852 Add deprecated JSDOC for fields (@liuxingbaoyu)

🏠 Internal

babel-core
- #16820 Allow sync loading of ESM when --experimental-require-module (@nicolo-ribaudo)
babel-helper-compilation-targets, babel-helper-plugin-utils, babel-preset-env
- #16858 Add browserslist config to external dependency (@JLHwung)
babel-plugin-proposal-destructuring-private, babel-plugin-syntax-decimal, babel-plugin-syntax-import-reflection, babel-standalone
- #16809 Archive syntax-import-reflection and syntax-decimal (@nicolo-ribaudo)
babel-generator
- #16779 Simplify logic for [no LineTerminator here] before nodes (@nicolo-ribaudo)

🏃‍♀️ Performance

babel-plugin-transform-typescript
- #16875 perf: Avoid extra cloning of namespaces (@liuxingbaoyu)
babel-types
- #16842 perf: Improve @babel/types builders (@liuxingbaoyu)
- #16828 Only access BABEL_TYPES_8_BREAKING at startup (@nicolo-ribaudo)

`v7.25.6`

Compare Source

🐛 Bug Fix

babel-generator
- #16783 Properly print inner comments in TS array types (@nicolo-ribaudo)
- #16775 fix: jsx whitespace is not properly preserved when retainLines (@liuxingbaoyu)
babel-traverse
- #16727 fix: path.getAssignmentIdentifiers may be undefined (@liuxingbaoyu)
babel-parser
- #16761 fix: improve static canFollowModifier checks (@JLHwung)
babel-helpers, babel-plugin-transform-optional-chaining, babel-runtime-corejs3
- #16769 Only wrap functions in superPropertyGet helper (@nicolo-ribaudo)

💅 Polish

babel-generator, babel-plugin-transform-async-to-generator, babel-plugin-transform-block-scoping, babel-plugin-transform-class-properties, babel-plugin-transform-classes, babel-plugin-transform-duplicate-named-capturing-groups-regex, babel-plugin-transform-named-capturing-groups-regex, babel-plugin-transform-react-jsx-development, babel-plugin-transform-react-jsx, babel-plugin-transform-react-pure-annotations, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-preset-env
- #16780 Do not enforce printing space between ( and comments (@nicolo-ribaudo)
babel-plugin-syntax-import-assertions, babel-plugin-syntax-import-attributes
- #16781 Don't throw when enabling both syntax-import-{assertions,attributes} (@nicolo-ribaudo)
babel-generator
- #16782 TS union/intersection nested in union does not need parens (@nicolo-ribaudo)

🏠 Internal

babel-generator
- #16777 Remove unused parent params in the generator (@nicolo-ribaudo)

`v7.24.8`

Compare Source

👓 Spec Compliance

babel-parser
- #16567 Do not use strict mode in TS declare (@liuxingbaoyu)

🐛 Bug Fix

babel-generator
- #16630 Correctly print parens around in in for heads (@nicolo-ribaudo)
- #16626 Fix printing of comments in await using (@nicolo-ribaudo)
- #16591 fix typescript code generation for yield expression inside type expre… (@SreeXD)
babel-parser
- #16613 Disallow destructuring assignment in using declarations (@H0onnn)
- #16490 fix: do not add .value: undefined to regexp literals (@liuxingbaoyu)
babel-types
- #16615 Remove boolean props from ObjectTypeInternalSlot visitor keys (@nicolo-ribaudo)
babel-plugin-transform-typescript
- #16566 fix: Correctly handle export import x = (@liuxingbaoyu)

💅 Polish

babel-generator
- #16625 Avoid unnecessary parens around async in for await (@nicolo-ribaudo)
babel-traverse
- #16619 Avoid checking Scope.globals multiple times (@liuxingbaoyu)

`v7.24.7`

Compare Source

🐛 Bug Fix

babel-node
- #16554 Allow extra flags in babel-node (@nicolo-ribaudo)
babel-traverse
- #16522 fix: incorrect constantViolations with destructuring (@liuxingbaoyu)
babel-helper-transform-fixture-test-runner, babel-plugin-proposal-explicit-resource-management
- #16524 fix: Transform using in switch correctly (@liuxingbaoyu)

🏠 Internal

babel-helpers, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
- #16525 Delete unused array helpers (@blakewilson)

`v7.24.6`

Compare Source

🐛 Bug Fix

babel-helper-create-class-features-plugin, babel-plugin-transform-class-properties
- #16514 Fix source maps for private member expressions (@nicolo-ribaudo)
babel-core, babel-generator, babel-plugin-transform-modules-commonjs
- #16515 Fix source maps for template literals (@nicolo-ribaudo)
babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators
- #16485 Support undecorated static accessor in anonymous classes (@JLHwung)
- #16484 Fix decorator bare yield await (@JLHwung)
babel-helpers, babel-plugin-proposal-decorators, babel-runtime-corejs3
- #16483 Fix: throw TypeError if addInitializer is called after finished (@JLHwung)
babel-parser, babel-plugin-transform-typescript
- #16476 fix: Correctly parse cls.fn<C> = x (@liuxingbaoyu)

🏠 Internal

babel-core, babel-helpers, babel-plugin-transform-runtime, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
- #16501 Generate helper metadata at build time (@nicolo-ribaudo)
babel-helpers
- #16499 Add tsconfig.json for @babel/helpers/src/helpers (@nicolo-ribaudo)
babel-cli, babel-helpers, babel-plugin-external-helpers, babel-plugin-proposal-decorators, babel-plugin-transform-class-properties, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-runtime, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
- #16495 Move all runtime helpers to individual files (@nicolo-ribaudo)
babel-parser, babel-traverse
- #16482 Statically generate boilerplate for bitfield accessors (@nicolo-ribaudo)
Other
- #16466 Migrate import assertions syntax (@JLHwung)

`v7.24.5`

Compare Source

🐛 Bug Fix

babel-plugin-transform-classes, babel-traverse
- #16377 fix: TypeScript annotation affects output (@liuxingbaoyu)
babel-helpers, babel-plugin-proposal-explicit-resource-management, babel-runtime-corejs3
- #16440 Fix suppressed error order (@sossost)
- #16408 Await nullish async disposable (@JLHwung)

💅 Polish

babel-parser
- #16407 Recover from exported using declaration (@JLHwung)

🏠 Internal

Other
- #16414 Relax ESLint peerDependency constraint to allow v9 (@liuxingbaoyu)
babel-parser
- #16425 Improve @babel/parser AST types (@nicolo-ribaudo)
- #16417 Always pass type argument to .startNode (@nicolo-ribaudo)
babel-helper-create-class-features-plugin, babel-helper-member-expression-to-functions, babel-helper-module-transforms, babel-helper-split-export-declaration, babel-helper-wrap-function, babel-helpers, babel-plugin-bugfix-firefox-class-in-computed-class-key, babel-plugin-proposal-explicit-resource-management, babel-plugin-transform-block-scoping, babel-plugin-transform-destructuring, babel-plugin-transform-object-rest-spread, babel-plugin-transform-optional-chaining, babel-plugin-transform-parameters, babel-plugin-transform-private-property-in-object, babel-plugin-transform-react-jsx-self, babel-plugin-transform-typeof-symbol, babel-plugin-transform-typescript, babel-traverse
- #16439 Make NodePath<T | U> distributive (@nicolo-ribaudo)
babel-plugin-proposal-partial-application, babel-types
- #16421 Remove JSXNamespacedName from valid CallExpression args (@nicolo-ribaudo)
babel-plugin-transform-class-properties, babel-preset-env
- #16406 Do not load unnecessary Babel 7 syntax plugins in Babel 8 (@nicolo-ribaudo)

🏃‍♀️ Performance

babel-helpers, babel-preset-env, babel-runtime-corejs3
- #16357 Performance: improve objectWithoutPropertiesLoose on V8 (@romgrk)

`v7.24.1`

Compare Source

🐛 Bug Fix

babel-generator
- #16648 Fix parens detection for object&function in as/satisfies (@nicolo-ribaudo)

`v7.23.9`

Compare Source

🐛 Bug Fix

babel-helper-transform-fixture-test-runner, babel-plugin-transform-function-name, babel-plugin-transform-modules-systemjs, babel-preset-env
- #16225 fix: systemjs re-traverses helpers (@liuxingbaoyu)
babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators
- #16226 Improve decorated private method check (@JLHwung)
babel-plugin-proposal-decorators, babel-plugin-transform-async-generator-functions, babel-plugin-transform-runtime, babel-preset-env
- #16224 Properly sort core-js@3 imports (@nicolo-ribaudo)
babel-traverse
- #15383 fix: Don't throw in getTypeAnnotation when using TS+inference (@liuxingbaoyu)
Other
- #16210 [eslint] Fix no-use-before-define for class ref in fields (@nicolo-ribaudo)

🏠 Internal

babel-core, babel-parser, babel-template
- #16222 Migrate eslint-parser to cts (@liuxingbaoyu)
babel-types
- #16213 Remove @babel/types props that are not produced by the parser (@liuxingbaoyu)

🏃‍♀️ Performance

babel-parser
- #16072 perf: Improve parser performance for typescript (@liuxingbaoyu)

🔬 Output optimization

babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-pipeline-operator, babel-plugin-transform-class-properties, babel-plugin-transform-class-static-block, babel-plugin-transform-new-target, babel-plugin-transform-parameters, babel-plugin-transform-private-methods, babel-preset-env
- #16218 Improve temporary variables for decorators (@liuxingbaoyu)
babel-helpers, babel-plugin-proposal-explicit-resource-management, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
- #15959 Improve output of using (@liuxingbaoyu)

`v7.23.4`

Compare Source

🐛 Bug Fix

babel-generator
- #16104 fix: Pure comments missing parentheses (@liuxingbaoyu)

`v7.23.0`

Compare Source

🚀 New Feature

babel-plugin-proposal-import-wasm-source, babel-plugin-syntax-import-source, babel-plugin-transform-dynamic-import
- #15870 Support transforming import source for wasm (@nicolo-ribaudo)
babel-helper-module-transforms, babel-helpers, babel-plugin-proposal-import-defer, babel-plugin-syntax-import-defer, babel-plugin-transform-modules-commonjs, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-standalone
- #15878 Implement import defer proposal transform support (@nicolo-ribaudo)
babel-generator, babel-parser, babel-types
- #15845 Implement import defer parsing support (@nicolo-ribaudo)
- #15829 Add parsing support for the "source phase imports" proposal (@nicolo-ribaudo)
babel-generator, babel-helper-module-transforms, babel-parser, babel-plugin-transform-dynamic-import, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-traverse, babel-types
- #15682 Add createImportExpressions parser option (@JLHwung)
babel-standalone
- #15671 Pass through nonce to the transformed script element (@JLHwung)
babel-helper-function-name, babel-helper-member-expression-to-functions, babel-helpers, babel-parser, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-optional-chaining-assign, babel-plugin-syntax-optional-chaining-assign, babel-plugin-transform-destructuring, babel-plugin-transform-optional-chaining, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-standalone, babel-types
- #15751 Add support for optional chain in assignments (@nicolo-ribaudo)
babel-helpers, babel-plugin-proposal-decorators
- #15895 Implement the "decorator metadata" proposal (@nicolo-ribaudo)
babel-traverse, babel-types
- #15893 Add t.buildUndefinedNode (@liuxingbaoyu)
babel-preset-typescript
- #15913 Add rewriteImportExtensions option to TS preset (@nicolo-ribaudo)
babel-parser
- #15896 Allow TS tuples to have both labeled and unlabeled elements (@yukukotani)

🐛 Bug Fix

babel-plugin-transform-block-scoping
- #15962 fix: transform-block-scoping captures the variables of the method in the loop (@liuxingbaoyu)

💅 Polish

babel-traverse
- #15797 Expand evaluation of global built-ins in @babel/traverse (@lorenzoferre)
babel-plugin-proposal-explicit-resource-management
- #15985 Improve source maps for blocks with using declarations (@nicolo-ribaudo)

🔬 Output optimization

babel-core, babel-helper-module-transforms, babel-plugin-transform-async-to-generator, babel-plugin-transform-classes, babel-plugin-transform-dynamic-import, babel-plugin-transform-function-name, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-umd, babel-plugin-transform-parameters, babel-plugin-transform-react-constant-elements, babel-plugin-transform-react-inline-elements, babel-plugin-transform-runtime, babel-plugin-transform-typescript, babel-preset-env
- #15984 Inline exports.XXX = update in simple variable declarations (@nicolo-ribaudo)

`v7.22.15`

Compare Source

🐛 Bug Fix

babel-core
- #15923 Only perform config loading re-entrancy check for cjs (@nicolo-ribaudo)

🏠 Internal

babel-cli, babel-core, babel-generator, babel-helper-builder-binary-assignment-operator-visitor, babel-helper-compilation-targets, babel-helper-create-class-features-plugin, babel-helper-create-regexp-features-plugin, babel-helper-member-expression-to-functions, babel-helper-module-imports, babel-helper-module-transforms, babel-helper-transform-fixture-test-runner, babel-helper-validator-identifier, babel-helper-validator-option, babel-helpers, babel-node, babel-parser, babel-plugin-bugfix-safari-id-destructuring-collision-in-function-expression, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-proposal-decorators, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-pipeline-operator, babel-plugin-transform-async-generator-functions, babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-destructuring, babel-plugin-transform-for-of, babel-plugin-transform-modules-commonjs, babel-plugin-transform-object-rest-spread, babel-plugin-transform-optional-chaining, babel-plugin-transform-parameters, babel-plugin-transform-property-mutators, babel-plugin-transform-react-jsx, babel-plugin-transform-runtime, babel-plugin-transform-typescript, babel-preset-env, babel-preset-flow, babel-preset-react, babel-preset-typescript, babel-register, babel-standalone, babel-template, babel-traverse, babel-types
- #15892 Add explicit .ts/.js extension to all imports in src (@nicolo-ribaudo)

`v7.22.10`

Compare Source

🐛 Bug Fix

babel-plugin-transform-typescript
- #15799 [ts] Strip type-only namespaces (@nicolo-ribaudo)
- #15798 [ts] Fix compiling extended exported nested namespace (@nicolo-ribaudo)
babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators, babel-plugin-proposal-destructuring-private, babel-plugin-transform-class-properties, babel-plugin-transform-class-static-block, babel-plugin-transform-new-target, babel-plugin-transform-private-methods, babel-preset-env
- #15701 Memoize class binding when compiling private methods and static elements (@JLHwung)

💅 Polish

babel-cli
- #15824 Add meta object to @babel/eslint-plugin (@JLHwung)
babel-traverse, babel-types
- #15661 Improve the type definition of path.isX (@liuxingbaoyu)
babel-generator, babel-types
- #15776 improve SourceLocation typing (@JLHwung)

🏠 Internal

Other
- #15818 build: generate flow typings in prepublish job (@JLHwung)
- #15777 chore: bump dev dependencies and remove .eslintignore (@JLHwung)
babel-cli, babel-core, babel-generator, babel-helper-builder-react-jsx, babel-preset-env, babel-standalone
- #15794 Enable @typescript-eslint/no-redundant-type-constituents rule (@JLHwung)
babel-helper-compilation-targets
- #15811 Remove @babel/core peerDep from helper-compilation-targets (@nicolo-ribaudo)
babel-parser
- #15793 Use const enum in babel-parser (@JLHwung)
babel-plugin-transform-runtime, babel-traverse, babel-types
- #15716 chore: Use typescript-eslint@v6 with reworked configs (@JoshuaKGoldberg)

🔬 Output optimization

babel-plugin-transform-block-scoping, babel-plugin-transform-parameters, babel-plugin-transform-regenerator
- #15746 Reduce transform-block-scoping loops output size (@liuxingbaoyu)

`v7.22.9`

Compare Source

🐛 Bug Fix

babel-plugin-transform-typescript
- #15774 fix: Infinity in enums (@liuxingbaoyu)

💅 Polish

babel-generator
- #15757 recordAndTupleSyntaxType defaults to "hash" (@coderaiser)

🏠 Internal

#15748 Migrate to eslint.config.js (@JLHwung)
#15758 Use Prettier 3 stable (@nicolo-ribaudo)

`v7.22.6`

Compare Source

🐛 Bug Fix

babel-compat-data, babel-helper-compilation-targets, babel-preset-env
- #15727 Add opera mobile compat data (@JLHwung)
babel-plugin-transform-optional-chaining
- #15739 Fix transform of delete a?.b in function params (@nicolo-ribaudo)
babel-helper-split-export-declaration, babel-plugin-transform-modules-commonjs
- #15736 fix: Default export for duplicate names (@liuxingbaoyu)
babel-compat-data, babel-preset-env
- #15726 update compat-data sources (@JLHwung)
babel-helpers, babel-plugin-proposal-explicit-resource-management, babel-runtime-corejs3, babel-runtime
- #15705 Fix handling of sync error in @@asyncDispose (@nicolo-ribaudo)
babel-standalone
- #15707 fix: Support transforming Explicit Resource Management in stage-2 (@liuxingbaoyu)
babel-core
- #15626 fix: Works correctly with --frozen-intrinsics (@liuxingbaoyu)

🏠 Internal

babel-helper-create-class-features-plugin, babel-plugin-transform-classes
- #15700 Minor class transform cleanups (@JLHwung)

🔬 Output optimization

babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-transform-class-properties, babel-plugin-transform-optional-chaining, babel-plugin-transform-typescript
- #15740 Compress output for optional chain with multiple ?. (@nicolo-ribaudo)
babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-plugin-proposal-pipeline-operator, babel-plugin-transform-class-properties, babel-plugin-transform-nullish-coalescing-operator, babel-plugin-transform-optional-chaining, babel-plugin-transform-private-property-in-object, babel-traverse
- #15741 Inject tmp vars in the params list of IIFEs when possible (@nicolo-ribaudo)

`v7.22.5`

Compare Source

🐛 Bug Fix

babel-preset-env, babel-standalone
- #15675 Fix using syntax-unicode-sets-regex in standalone (@nicolo-ribaudo)

💅 Polish

babel-core
- #15683 Suggest -transform- when resolving missing plugins (@nicolo-ribaudo)

`v7.21.5`

Compare Source

👓 Spec Compliance

babel-generator, babel-parser, babel-types
- #15539 fix: Remove mixins and implements for DeclareInterface and InterfaceDeclaration (@liuxingbaoyu)

🐛 Bug Fix

babel-core, babel-generator, babel-plugin-transform-modules-commonjs, babel-plugin-transform-react-jsx
- #15515 fix: ) position with createParenthesizedExpressions (@liuxingbaoyu)
babel-preset-env
- #15580 Add syntax import meta to preset env (@JLHwung)

💅 Polish

babel-types
- #15546 Improve the layout of generated validators (@liuxingbaoyu)
babel-core
- #15535 Use lt instead of lte to check TS version for .cts config (@nicolo-ribaudo)

🏠 Internal

babel-core
- #15575 Use synchronous import.meta.resolve (@nicolo-ribaudo)
babel-helper-fixtures, babel-preset-typescript
- #15568 Handle .overrides and .env when resolving plugins/presets from fixture options (@JLHwung)
babel-helper-create-class-features-plugin, babel-helper-create-regexp-features-plugin
- #15548 Use semver package to compare versions (@nicolo-ribaudo)

`v7.21.0`

Compare Source

🚀 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)

`v7.20.7`

Compare Source

👓 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)

`v7.19.3`

Compare Source

🐛 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](https://redirect.github.com/babel/b

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Release Notes

👓 Spec Compliance

🚀 New Feature

🐛 Bug Fix

🏃‍♀️ Performance

↩️ Revert

🐛 Bug Fix

🏠 Internal

🏃‍♀️ Performance

🐛 Bug Fix

💅 Polish

🏠 Internal

🏃‍♀️ Performance

🐛 Bug Fix

💅 Polish

🏠 Internal

👓 Spec Compliance

🐛 Bug Fix

💅 Polish

🐛 Bug Fix

🏠 Internal

🐛 Bug Fix

🏠 Internal

🐛 Bug Fix

💅 Polish

🏠 Internal

🏃‍♀️ Performance

🐛 Bug Fix

🐛 Bug Fix

🏠 Internal

🏃‍♀️ Performance

🔬 Output optimization

🐛 Bug Fix

🚀 New Feature

🐛 Bug Fix

💅 Polish

🔬 Output optimization

🐛 Bug Fix

🏠 Internal

🐛 Bug Fix

💅 Polish

🏠 Internal

🔬 Output optimization

🐛 Bug Fix

💅 Polish

🏠 Internal

🐛 Bug Fix

🏠 Internal

🔬 Output optimization

🐛 Bug Fix

💅 Polish

👓 Spec Compliance

🐛 Bug Fix

💅 Polish

🏠 Internal

🚀 New Feature

🐛 Bug Fix

💅 Polish

🏠 Internal

🔬 Output optimization

👓 Spec Compliance

🐛 Bug Fix

💅 Polish

🏠 Internal

🏃‍♀️ Performance

🐛 Bug Fix

Configuration

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