Babel changelog

Changelog History

Page 5

• v7.17.1 Changes

  February 03, 2022

  :bug: Bug Fix

  • 🔌 babel-helper-create-class-features-plugin
    • #14231 Restore class fields transform compat with old @babel/types (@nicolo-ribaudo)

• v7.17.0 Changes

  February 02, 2022

  :rocket: New Feature

  • babel-cli, babel-core
    • #14065 Allow plugins/presets to indicate external dependencies (@nicolo-ribaudo)
  • 📜 babel-core, babel-parser, babel-traverse
    • #14174 Expose .index on Position to internally track nodes location (@tolmasky)
  • 🔌 babel-generator, babel-parser, babel-plugin-proposal-pipeline-operator, babel-plugin-syntax-pipeline-operator
    • #13973 proposal-pipe: Add support for ^^ and @@ topics (@js-choi)
  • babel-traverse
    • #13940 Add new method to check if node is null or not (@danez)
  • 🔌 babel-generator, babel-parser, babel-plugin-syntax-destructuring-private, babel-standalone
    • #13931 Parse destructuring private fields (@JLHwung)
  • 🔌 babel-helper-create-class-features-plugin, babel-helpers, babel-plugin-proposal-decorators, babel-plugin-syntax-decorators, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime, babel-standalone, babel-types
    • #14004 Add new decorators transform (@pzuraq)
  • 📜 babel-generator, babel-parser, babel-traverse, babel-types
    • #13681 Add the decoratorsAutoAccessors parser plugin (@pzuraq)
  • 🔌 babel-core, babel-helper-create-regexp-features-plugin, babel-plugin-proposal-unicode-sets-regex, babel-plugin-syntax-unicode-sets-regex, babel-plugin-transform-dotall-regex
    • #14125 Add transform support for the "regexp unicode sets" proposal (@nicolo-ribaudo)
  • 📜 babel-parser
    • #14086 Add parser support for the "regexp unicode sets" proposal (@nicolo-ribaudo)
  • babel-register
    • #14087 Expose @babel/register/experimental-worker (@nicolo-ribaudo)

  :bug: Bug Fix

  • 📜 babel-parser
    • #14145 Reinterpret << when parsing TS type arguments (@JLHwung)
  • 🔌 babel-plugin-transform-runtime
    • #14187 Normalize absolute paths on Windows (@atti187)

  📚 :memo: Documentation

  • 🔒 #14223 Remove Babel 6 from SECURITY.md (@nicolo-ribaudo)

  :house: Internal

  • 📜 babel-helper-fixtures, babel-parser
    • #14201 Fuzz test location-related parser options (@tolmasky)
  • babel-compat-data
    • #14208 Update compat data (specifically for rhino 1.7.14) (@phulin)
  • Other
    • #14190 chore: run tscheck on babel 8 breaking test (@JLHwung)

  🐎 :running_woman: Performance

  • babel-cli, babel-core
    • #14209 Switch to @ampproject/remapping to merge source maps (@jridgewell)

• v7.16.12 Changes

  January 22, 2022

  :bug: Bug Fix

  • babel-core
    • #14192 Avoid dynamic import when it's not needed (@nicolo-ribaudo)
  • 📜 babel-parser
    • #14194 fix: incorrect in parsing in arrow ConciseBody (@JLHwung)

• v7.16.10 Changes

  January 19, 2022

  :bug: Bug Fix

  • babel-highlight
    • #14165 Avoid infinite loop when highlighting an empty input (@blankPen)
  • babel-traverse
    • #14164 Handle logical assignment in super property transforms (@magic-akari)
    • #14162 Fix the transform of super.foo--/super[foo]-- (and prefix) (@magic-akari)
  • babel-core
    • #14110 Respect package.json#exports when resolving plugins (@nicolo-ribaudo)
    • #14153 Disable "Reentrant plugin detected" error in async mode (@nicolo-ribaudo)

  :house: Internal

  • 🔌 babel-plugin-transform-runtime
    • #14157 Remove workaround for _typeof in runtime build script (@nicolo-ribaudo)
  • 📜 babel-parser
    • #14130 Improve errors location tracking (@tolmasky)

  :microscope: Output optimization

  • 🔌 babel-helper-create-class-features-plugin, babel-preset-env
    • #14169 Skip class fields transform when not necessary for private methods (@nicolo-ribaudo)

• v7.16.9 Changes

  January 11, 2022

  :bug: Bug Fix

  • babel-register
    • #14136 Restore @babel/register compat with @babel/[email protected] (@nicolo-ribaudo)

• v7.16.8 Changes

  January 10, 2022

  :bug: Bug Fix

  • 🔌 babel-generator, babel-plugin-syntax-typescript, babel-plugin-transform-parameters
    • #14113 Print trailing comma after a single TS generic in arrow fns (@ozanhonamlioglu)
  • babel-traverse
    • #14105 fix: forward stop signal to parent path (@JLHwung)
  • babel-register
    • #14107 Don't mutate @babel/register options (@nicolo-ribaudo)
  • 🔌 babel-plugin-transform-modules-commonjs
    • #14097 Register binding for newly created vars for commonjs transforms (@The-x-Theorist)
  • 🔌 babel-plugin-transform-typescript
    • #14093 Fix TypeScript Enum self-references (@magic-akari)

  💅 :nail_care: Polish

  • babel-generator
    • #14094 Always print directives with double quotes when minified (@overlookmotel)

  :house: Internal

  • 🔌 babel-helper-fixtures, babel-plugin-proposal-record-and-tuple, babel-preset-env
    • #14118 Always use the plugin/preset name in fixtures options (@nicolo-ribaudo)

  :microscope: Output optimization

  • 🔌 babel-helper-remap-async-to-generator, babel-helper-wrap-function, babel-plugin-transform-async-to-generator
    • #14122 Optimize transform-async-to-generator output (@magic-akari)

• v7.16.7 Changes

  December 31, 2021

  :eyeglasses: Spec Compliance

  • 📜 babel-parser
    • #14049 fix: check preceding line break before exclamation (@JLHwung)

  :bug: Bug Fix

  • 🔌 babel-plugin-transform-runtime, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
    • #14081 Import the correct ./typeof.js helper in @babel/runtime (@exb)
  • babel-helpers
    • #14072 Fix derived classes in Chrome <= 36 (@nicolo-ribaudo)
  • 🔌 babel-helper-function-name, babel-plugin-transform-function-name
    • #14047 Fix unicode handling in generated function names (@The-x-Theorist)

  💅 :nail_care: Polish

  • babel-core
    • #14067 Allow $schema property in json config files (@The-x-Theorist)

• v7.16.6 Changes

  December 14, 2021

  :bug: Bug Fix

  • 📜 babel-parser
    • #14055 fix: handle tokens for invalid template element (@JLHwung)

• v7.16.5 Changes

  December 13, 2021

  :eyeglasses: Spec Compliance

  • 🔌 babel-cli, babel-core, babel-helpers, babel-plugin-proposal-class-properties, babel-plugin-proposal-decorators, babel-plugin-transform-classes, babel-plugin-transform-jscript, babel-plugin-transform-parameters, babel-plugin-transform-runtime, babel-plugin-transform-spread, babel-plugin-transform-typescript, babel-preset-env
    • #12115 Mark class prototype as read-only (@wentout)

  :bug: Bug Fix

  • 🔌 babel-plugin-transform-parameters
    • #14032 Fix: default rest argument array elements as undefined (@The-x-Theorist)
  • 🔌 babel-plugin-transform-arrow-functions, babel-traverse
    • #14036 Don't resolve shadowed arguments variables from functions (@The-x-Theorist)
  • 📜 babel-parser
    • #14039 maintain estree string literal shape when cloned (@JLHwung)
  • babel-traverse
    • #14016 Fix duplicate declaration error on ambient class declarations (@The-x-Theorist)
  • babel-generator
    • #14014 Support flow function type annotation with no parent (@krosenberg)
  • 🔌 babel-plugin-transform-react-jsx
    • #14012 Fix JSX pragma anywhere in comment (@The-x-Theorist)
  • 🔌 babel-helper-create-class-features-plugin, babel-helper-environment-visitor, babel-helper-member-expression-to-functions, babel-helper-module-transforms, babel-helper-replace-supers, babel-plugin-transform-classes, babel-traverse
    • #14005 Fix handling of this&co in computed keys in arrows transform (@nicolo-ribaudo)

  💅 :nail_care: Polish

  • 📜 babel-parser
    • #13968 Recover from shorthand assign exprs (@JLHwung)
    • #13975 fix: update UnexpectedPrivateField error message (@JLHwung)

  📚 :memo: Documentation

  • 🛠 babel-compat-data, babel-helper-annotate-as-pure, babel-helper-builder-binary-assignment-operator-visitor, babel-helper-builder-react-jsx, 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-get-function-arity, 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-skip-transparent-expression-wrappers, babel-helper-split-export-declaration, babel-helper-transform-fixture-test-runner, babel-helper-validator-identifier, babel-helper-validator-option, babel-helper-wrap-function, babel-plugin-bugfix-safari-id-destructuring-collision-in-function-expression, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-proposal-async-do-expressions, babel-plugin-proposal-record-and-tuple, babel-plugin-syntax-async-do-expressions, babel-plugin-syntax-module-blocks, babel-plugin-transform-react-jsx-development, babel-plugin-transform-react-pure-annotations, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
    • #14006 Regenerate monorepo READMEs (@nicolo-ribaudo)

  :house: Internal

  • 🛠 babel-cli, babel-code-frame, babel-core, babel-generator, babel-helper-annotate-as-pure, babel-helper-compilation-targets, babel-helper-create-class-features-plugin, babel-helper-create-regexp-features-plugin, babel-helper-fixtures, babel-helper-module-imports, babel-helper-optimise-call-expression, babel-helper-plugin-test-runner, babel-helper-transform-fixture-test-runner, babel-helper-validator-identifier, babel-helper-validator-option, babel-helpers, babel-highlight, 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-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-do-expressions, babel-plugin-proposal-dynamic-import, babel-plugin-proposal-export-default-from, babel-plugin-proposal-export-namespace-from, 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-numeric-separator, babel-plugin-proposal-object-rest-spread, babel-plugin-proposal-optional-catch-binding, 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-throw-expressions, babel-plugin-proposal-unicode-property-regex, babel-plugin-syntax-decorators, babel-plugin-syntax-typescript, babel-plugin-transform-arrow-functions, babel-plugin-transform-async-to-generator, 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-dotall-regex, 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-instanceof, babel-plugin-transform-jscript, babel-plugin-transform-member-expression-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-object-super, babel-plugin-transform-parameters, babel-plugin-transform-property-literals, 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-development, babel-plugin-transform-react-jsx-self, babel-plugin-transform-react-jsx-source, babel-plugin-transform-react-jsx, babel-plugin-transform-react-pure-annotations, babel-plugin-transform-regenerator, babel-plugin-transform-reserved-words, babel-plugin-transform-runtime, babel-plugin-transform-shorthand-properties, babel-plugin-transform-spread, babel-plugin-transform-sticky-regex, 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-plugin-transform-unicode-regex, babel-preset-env, babel-preset-flow, babel-preset-react, babel-preset-typescript, babel-register, babel-standalone, babel-template, babel-traverse, babel-types
    • #13966 Run tests in a native Node.js ESM environment (@nicolo-ribaudo)
  • 📜 babel-parser
    • #13982 Extend hasPlugin to accept plugin-configuration array pairs (@js-choi)
  • babel-helpers
    • #13996 Don't use ESM for required files in @babel/helpers tests (@nicolo-ribaudo)
  • 🔌 babel-plugin-proposal-object-rest-spread, babel-traverse
    • #13948 Convert proposal-object-rest-spread to TS (@JLHwung)
  • 🛠 babel-parser, babel-plugin-bugfix-safari-id-destructuring-collision-in-function-expression, babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-proposal-optional-chaining, babel-preset-react, babel-preset-typescript
    • #13978 Only bundle the release build, and don't import src in tests (@nicolo-ribaudo)
  • Other
    • #13976 Fail CI when @babel/runtime ESM tests fail (@nicolo-ribaudo)

  🐎 :running_woman: Performance

  • 📜 babel-parser
    • #13919 Improve template tokenizing (@JLHwung)

  :microscope: Output optimization

  • 🔌 babel-helpers, babel-plugin-proposal-async-generator-functions, babel-plugin-transform-runtime, babel-preset-env, babel-runtime-corejs2, babel-runtime
    • #13837 minify helpers-generated.ts (@lightmare)

• v7.16.4 Changes

  November 16, 2021

  :eyeglasses: Spec Compliance

  • 🔌 babel-helper-remap-async-to-generator, babel-plugin-transform-async-to-generator
    • #13961 Wait the correct number of ticks on nested await (@nicolo-ribaudo)
  • 📜 babel-parser
    • #13929 Refactor bindingProperty parsing (@JLHwung)

  :bug: Bug Fix

  • 📜 babel-parser
    • #13957 Add assertions to ExportNamedDeclaration without from (@sosukesuzuki)
    • #13951 Throw on duplicate __proto__ props followed by assignment (@The-x-Theorist)
  • 🔌 babel-plugin-proposal-async-generator-functions, babel-plugin-proposal-decorators, babel-plugin-transform-runtime, babel-preset-env
    • #12827 Add file extension when using absoluteRuntime (@mbehzad)

  💅 :nail_care: Polish

  • 📜 babel-parser
    • #13960 Always expose expressionValue in DirectiveLiteral nodes (@tolmasky)

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