#3196 Bump the javascript-build-parser group with 2 updates

Sourced from @​babel/core's releases.

v8.1.0 (2026-11-02)

NOTE: @babel/plugin-proposal-bytes-modules, @babel/plugin-proposal-filtered-namespaces, and @babel/plugin-proposal-text-modules were accidentally excluded from this release. We're working on re-publishing the as 8.1.1.

Thanks @​Kjubikstronk for your first PR!

:rocket: New Feature

• babel-helper-module-transforms, babel-helper-transform-fixture-test-runner, babel-helpers, babel-plugin-proposal-bytes-modules, babel-plugin-proposal-filtered-namespaces, babel-plugin-proposal-import-wasm-source, babel-plugin-proposal-text-modules, babel-plugin-transform-dynamic-import, babel-plugin-transform-json-modules, babel-runtime-corejs3, babel-runtime, babel-standalone
  • #18316 Add transform support for filtered namespaces (@​nicolo-ribaudo)
• babel-generator, babel-helper-import-to-platform-api, babel-helper-module-transforms, babel-parser, babel-plugin-transform-export-namespace-from, babel-plugin-transform-json-modules, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-traverse, babel-types
  • #18311 Add parsing&printing support for filtered namespaces (@​nicolo-ribaudo)
• Other
  • #18009 Add babel/no-empty eslint rule (@​JLHwung)
  • #17956 Add eslint-plugin configs (@​JLHwung)
• babel-helper-import-to-platform-api, babel-helper-transform-fixture-test-runner, babel-helpers, babel-plugin-proposal-bytes-modules, babel-plugin-proposal-import-wasm-source, babel-plugin-proposal-text-modules, babel-plugin-transform-json-modules, babel-runtime-corejs3, babel-runtime
  • #17817 Add support for type: bytes and type: text imports (@​nicolo-ribaudo)
• babel-generator, babel-parser, babel-traverse, babel-types
  • #17624 Add parse support for the "structs" proposal (only non-shared) (@​JLHwung)
• babel-generator, babel-parser, babel-types
  • #17980 Parse Import Sync proposal (@​JLHwung)
• babel-generator, babel-helper-module-transforms, babel-parser, babel-plugin-transform-export-namespace-from, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-types
  • #18310 Add parsing&printing support for export defer (@​nicolo-ribaudo)
• babel-cli, babel-core, babel-generator, babel-helper-transform-fixture-test-runner
  • #18006 Add experimental support for range mappings in source maps (@​nicolo-ribaudo)
• babel-core
  • #18275 feat(core): export generate from babel-generator (@​JLHwung)
• babel-core, babel-plugin-transform-classes
  • #18387 Add noUninitializedThis assumption (@​nicolo-ribaudo)
  • #18386 Add noClassPrototypeAssign and noConstructorPrimitiveReturn (@​nicolo-ribaudo)

:bug: Bug Fix

• babel-parser
  • #18444 fix(parser): allow lone yield before in in an Annex B for-in init (@​JLHwung)
  • #18443 fix(parser): respect unicode escape in isUnparsedContextual (@​JLHwung)
• babel-helper-skip-transparent-expression-wrappers, babel-plugin-transform-optional-chaining
  • #18477 Fix optional call losing the receiver through a TS instantiation expression (@​Kjubikstronk)

:microscope: Output optimization

• babel-helpers, babel-runtime-corejs3
  • #18435 polish: shrink importDeferProxy size (@​JLHwung)

Committers: 4

• Babel Bot (@​babel-bot)
• Huáng Jùnliàng (@​JLHwung)
• Miodrag Obradovic (@​Kjubikstronk)
• Nicolò Ribaudo (@​nicolo-ribaudo)

Sourced from @​babel/core's changelog.

v8.1.0 (2026-11-02)

:rocket: New Feature

• babel-helper-module-transforms, babel-helper-transform-fixture-test-runner, babel-helpers, babel-plugin-proposal-bytes-modules, babel-plugin-proposal-filtered-namespaces, babel-plugin-proposal-import-wasm-source, babel-plugin-proposal-text-modules, babel-plugin-transform-dynamic-import, babel-plugin-transform-json-modules, babel-runtime-corejs3, babel-runtime, babel-standalone
  • #18316 Add transform support for filtered namespaces (@​nicolo-ribaudo)
• babel-generator, babel-helper-import-to-platform-api, babel-helper-module-transforms, babel-parser, babel-plugin-transform-export-namespace-from, babel-plugin-transform-json-modules, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-traverse, babel-types
  • #18311 Add parsing&printing support for filtered namespaces (@​nicolo-ribaudo)
• Other
  • #18009 Add babel/no-empty eslint rule (@​JLHwung)
  • #17956 Add eslint-plugin configs (@​JLHwung)
• babel-helper-import-to-platform-api, babel-helper-transform-fixture-test-runner, babel-helpers, babel-plugin-proposal-bytes-modules, babel-plugin-proposal-import-wasm-source, babel-plugin-proposal-text-modules, babel-plugin-transform-json-modules, babel-runtime-corejs3, babel-runtime
  • #17817 Add support for type: bytes and type: text imports (@​nicolo-ribaudo)
• babel-generator, babel-parser, babel-traverse, babel-types
  • #17624 Add parse support for the "structs" proposal (only non-shared) (@​JLHwung)
• babel-generator, babel-parser, babel-types
  • #17980 Parse Import Sync proposal (@​JLHwung)
• babel-generator, babel-helper-module-transforms, babel-parser, babel-plugin-transform-export-namespace-from, babel-plugin-transform-modules-amd, babel-plugin-transform-modules-commonjs, babel-plugin-transform-modules-systemjs, babel-plugin-transform-modules-umd, babel-types
  • #18310 Add parsing&printing support for export defer (@​nicolo-ribaudo)
• babel-cli, babel-core, babel-generator, babel-helper-transform-fixture-test-runner
  • #18006 Add experimental support for range mappings in source maps (@​nicolo-ribaudo)
• babel-core
  • #18275 feat(core): export generate from babel-generator (@​JLHwung)
• babel-core, babel-plugin-transform-classes
  • #18387 Add noUninitializedThis assumption (@​nicolo-ribaudo)
  • #18386 Add noClassPrototypeAssign and noConstructorPrimitiveReturn (@​nicolo-ribaudo)

:bug: Bug Fix

• babel-parser
  • #18444 fix(parser): allow lone yield before in in an Annex B for-in init (@​JLHwung)
  • #18443 fix(parser): respect unicode escape in isUnparsedContextual (@​JLHwung)
• babel-helper-skip-transparent-expression-wrappers, babel-plugin-transform-optional-chaining
  • #18477 Fix optional call losing the receiver through a TS instantiation expression (@​Kjubikstronk)

:microscope: Output optimization

• babel-helpers, babel-runtime-corejs3
  • #18435 polish: shrink importDeferProxy size (@​JLHwung)

• 541bdc8 v8.1.0
• a40290f Add experimental support for range mappings in source maps (#18006)
• b1ca0e8 feat(core): export generate from babel-generator (#18275)
• f050853 Workaround V8 bug in tests in Node.js 27 (#18467)
• 1c8dcbe Add noUninitializedThis assumption (#18387)
• b3f4dab Add noClassPrototypeAssign and noConstructorPrimitiveReturn (#18386)
• See full diff in compare view

Sourced from parse5's releases.

v8.1.0

What's Changed

• fix: end attribute names when missing whitespace by @​43081j in inikulin/parse5#1908
• chore: add me to funding by @​43081j in inikulin/parse5#1906
• chore: update dependabot workflow by @​43081j in inikulin/parse5#1905
• fix(deps): update entities to 9.0.0, which escapes < and > in attribute values by @​fb55 in inikulin/parse5#1903
• chore: use tinybench for benchmarks by @​43081j in inikulin/parse5#1900
• perf(tokenizer): append attribute values and character runs as slices of the input by @​fb55 in inikulin/parse5#1897
• feat: allow flushing buffered character tokens by @​domenic in inikulin/parse5#1854
• chore: group codeql dependabot updates by @​43081j in inikulin/parse5#1894
• feat: export InsertionMode enum from parse5 by @​TrevorBurnham in inikulin/parse5#1704
• fix(parser): match only HTML elements in the "any other end tag" step by @​spokodev in inikulin/parse5#1790
• chore: declare test-only workspace dependencies and drop unused exports by @​fb55 in inikulin/parse5#1877
• fix: treat numeric character reference CR as whitespace by @​Steve0x2a in inikulin/parse5#1832
• feat: expose element creation context to tree adapters by @​domenic in inikulin/parse5#1842
• chore: fix pages workflow typo by @​43081j in inikulin/parse5#1767
• chore: reintroduce permissions for pages by @​43081j in inikulin/parse5#1766
• chore: tweak workflow configs by @​43081j in inikulin/parse5#1765

New Contributors

• @​domenic made their first contribution in inikulin/parse5#1842
• @​Steve0x2a made their first contribution in inikulin/parse5#1832
• @​spokodev made their first contribution in inikulin/parse5#1790

Full Changelog: https://github.com/inikulin/parse5/compare/v8.0.1...v8.1.0

• e99029b chore: v8.1.0 (#1909)
• fc2cae8 fix: end attribute names when missing whitespace (#1908)
• 8402e10 chore(deps-dev): bump typescript-eslint from 8.72.0 to 8.72.1 (#1907)
• f228044 chore: add me to funding (#1906)
• 6899ecc chore: update dependabot workflow (#1905)
• be16d3e fix(deps): update entities to 9.0.0, which escapes < and > in attribute value...
• 581da76 chore: use tinybench for benchmarks (#1900)
• e32b1b0 perf(tokenizer): append attribute values and character runs as slices of the ...
• 25fe482 chore(deps): bump the codeql group with 2 updates (#1898)
• f557b5f chore(deps-dev): bump typescript-eslint from 8.71.2 to 8.72.0 (#1896)
• Additional commits viewable in compare view

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot show <dependency name> ignore conditions will show all of the ignore conditions of the specified dependency
• @dependabot ignore <dependency name> major version will close this group update PR and stop Dependabot creating any more for the specific dependency's major version (unless you unignore this specific dependency's major version or upgrade to it yourself)
• @dependabot ignore <dependency name> minor version will close this group update PR and stop Dependabot creating any more for the specific dependency's minor version (unless you unignore this specific dependency's minor version or upgrade to it yourself)
• @dependabot ignore <dependency name> will close this group update PR and stop Dependabot creating any more for the specific dependency (unless you unignore this specific dependency or upgrade to it yourself)
• @dependabot unignore <dependency name> will remove all of the ignore conditions of the specified dependency
• @dependabot unignore <dependency name> <ignore condition> will remove the ignore condition of the specified dependency and ignore conditions