@babel/plugin-transform-optional-chaining - npm Package Versions

v7.23.0 (2023-09-25)

:rocket: 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: Bug Fix

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

:nail_care: 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)

:microscope: 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 (2023-09-04)

:bug: Bug Fix

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

:house: 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)

v7.22.12 (2023-08-25)

:bug: Bug Fix

• babel-plugin-transform-optional-chaining
  • #15888 Fix optional chain optimization in sequence expression (@nicolo-ribaudo)

v7.22.11 (2023-08-24)

:bug: Bug Fix

• babel-plugin-transform-typescript
  • #15882 Fix: fully remove TS nested type-only exported namespaces (@yangguansen)
• babel-types
  • #15867 fix: definition of TS function type params (@danez)
• babel-plugin-transform-async-generator-functions, babel-plugin-transform-class-static-block, babel-plugin-transform-dynamic-import, babel-plugin-transform-export-namespace-from, babel-plugin-transform-json-strings, babel-plugin-transform-logical-assignment-operators, babel-plugin-transform-nullish-coalescing-operator, babel-plugin-transform-numeric-separator, babel-plugin-transform-object-rest-spread, babel-plugin-transform-optional-catch-binding, babel-plugin-transform-optional-chaining, babel-plugin-transform-private-property-in-object
  • #15858 fix(standalone): strip archived syntax plugins (@JLHwung)
• babel-core
  • #15850 Support configuring cache in ESM configs (@nicolo-ribaudo)

:house: Internal

• babel-parser
  • #10940 Do not record trailing comma pos when maybeAsyncArrow: false (@JLHwung)
• babel-core, babel-helper-compilation-targets, babel-parser, babel-plugin-proposal-destructuring-private, babel-plugin-syntax-decorators, babel-preset-env, babel-preset-react, babel-register, babel-traverse, babel-types
  • #15872 enable jest/no-standalone-expect (@JLHwung)
• babel-core, babel-helpers, babel-plugin-transform-async-generator-functions, babel-plugin-transform-modules-commonjs, babel-plugin-transform-regenerator, babel-preset-env, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
  • #15833 bump json5, terser and webpack, further minimize babel helpers (@JLHwung)
• Other
  • #15846 Use Babel 8.0 alpha to build babel (@JLHwung)
  • #15856 Exclude redundant files from publish process (@JLHwung)

:microscope: Output optimization

• babel-plugin-bugfix-v8-spread-parameters-in-optional-chaining, babel-plugin-transform-class-properties, babel-plugin-transform-classes, babel-plugin-transform-optional-chaining, babel-preset-env
  • #15871 Simplify ?. output when chain result is ignored (@nicolo-ribaudo)

v7.22.10 (2023-08-07)

:bug: 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)

:nail_care: 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)

:house: 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)

:microscope: Output optimization

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

v7.22.6 (2023-07-04)

:bug: 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)

:house: Internal

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

:microscope: 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)