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feat(linter): introduce load_js_configs napi callback#18767

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feat(linter): introduce load_js_configs napi callback#18767
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c/01-31-feat_linter_introduce_load_js_configs_napi_callback

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camc314 commented Jan 31, 2026


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@github-actions github-actions bot added A-cli Area - CLI A-linter-plugins Area - Linter JS plugins C-enhancement Category - New feature or request labels Jan 31, 2026
@camc314 camc314 force-pushed the c/01-31-feat_linter_introduce_load_js_configs_napi_callback branch from 13bb28d to a452bc7 Compare January 31, 2026 13:28
@camc314 camc314 force-pushed the c/01-31-docs_linter_update_lint_function_docs branch from a4e899e to f1cb488 Compare January 31, 2026 13:28
@camc314 camc314 self-assigned this Jan 31, 2026
@camc314 camc314 marked this pull request as ready for review January 31, 2026 13:28
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Pull request overview

This pull request introduces the foundational infrastructure for loading JavaScript/TypeScript configuration files through a new NAPI callback called load_js_configs. The PR adds the callback signature and wiring between Rust and JavaScript, but the actual implementation is marked as "Not implemented yet".

Changes:

  • Added new JsLoadJsConfigsCb NAPI callback type definition for loading JavaScript config files
  • Introduced TypeScript module js_config.ts with a placeholder implementation
  • Updated NAPI entry point and bindings to accept the new callback parameter

Reviewed changes

Copilot reviewed 4 out of 5 changed files in this pull request and generated 3 comments.

Show a summary per file
File Description
apps/oxlint/src/run.rs Adds JsLoadJsConfigsCb type definition, updates lint and lint_impl function signatures to accept the new callback, and creates (but doesn't use) js_config_loader variable
apps/oxlint/src/lib.rs Declares js_config module under napi feature flag
apps/oxlint/src-js/js_config.ts New file with loadJsConfigs function that throws "Not implemented yet" error
apps/oxlint/src-js/cli.ts Adds lazy-loaded wrapper loadJsConfigsWrapper and passes it to the lint function
apps/oxlint/src-js/bindings.d.ts Adds JsLoadJsConfigsCb type definition and updates lint function signature

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@camc314 camc314 force-pushed the c/01-31-feat_linter_introduce_load_js_configs_napi_callback branch from a452bc7 to 0f089b4 Compare January 31, 2026 13:31
@camc314 camc314 changed the base branch from c/01-31-docs_linter_update_lint_function_docs to graphite-base/18767 January 31, 2026 13:36
@camc314 camc314 force-pushed the c/01-31-feat_linter_introduce_load_js_configs_napi_callback branch from 0f089b4 to 963a35e Compare January 31, 2026 13:38
@camc314 camc314 changed the base branch from graphite-base/18767 to c/01-31-docs_linter_update_lint_function_docs January 31, 2026 13:38
@graphite-app graphite-app bot changed the base branch from c/01-31-docs_linter_update_lint_function_docs to graphite-base/18767 January 31, 2026 13:40
@camc314 camc314 force-pushed the c/01-31-feat_linter_introduce_load_js_configs_napi_callback branch from 963a35e to 5bb8fb8 Compare January 31, 2026 13:45
@github-actions github-actions bot added the A-editor Area - Editor and Language Server label Jan 31, 2026
@camc314 camc314 force-pushed the graphite-base/18767 branch from f1cb488 to ffe53a3 Compare January 31, 2026 13:46
@camc314 camc314 added the 0-merge Merge with Graphite Merge Queue label Jan 31, 2026
@camc314 camc314 force-pushed the c/01-31-feat_linter_introduce_load_js_configs_napi_callback branch from 5bb8fb8 to 4197c3f Compare January 31, 2026 13:46
@camc314 camc314 changed the base branch from graphite-base/18767 to main January 31, 2026 13:46
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Merge activity

  • Jan 31, 1:46 PM UTC: Graphite rebased this pull request, because this pull request is set to merge when ready.
  • Jan 31, 1:53 PM UTC: camc314 added this pull request to the Graphite merge queue.
  • Jan 31, 2:03 PM UTC: Merged by the Graphite merge queue.

@graphite-app graphite-app bot force-pushed the c/01-31-feat_linter_introduce_load_js_configs_napi_callback branch from 4197c3f to 772ea70 Compare January 31, 2026 13:57
@graphite-app graphite-app bot merged commit 772ea70 into main Jan 31, 2026
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@graphite-app graphite-app bot deleted the c/01-31-feat_linter_introduce_load_js_configs_napi_callback branch January 31, 2026 14:03
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camc314 added a commit that referenced this pull request Feb 2, 2026
# Oxlint
### 💥 BREAKING CHANGES

- b34a155 linter/plugins: [**BREAKING**] `RuleTester` set
`context.filename` to absolute path (#18702) (overlookmotel)

### 🚀 Features

- 1753209 linter/vscode: Run extension when JS configs are detected
(#18832) (camc314)
- c962dd2 linter/lsp: Implement support for oxlint.config.ts (#18826)
(camc314)
- da32203 linter: Auto generate oxlint.config.ts types (#18597)
(camc314)
- 19b4df7 oxlint: Introduce `defineConfig` helper (#18596) (camc314)
- ea97231 linter: Implement `oxlint.config.ts` support (#17563)
(camc314)
- 17ca42d linter: Implement `react/no-multi-comp` rule. (#18794)
(connorshea)
- 88f30e0 linter/plugins: Move eslint compatible plugin conversion to
`eslintCompatPlugin` function (#18791) (overlookmotel)
- 2a72794 linter/plugins: `RuleTester` take `cwd` property (#18756)
(overlookmotel)
- 9f533db linter: Add `find_prev_token_within` method for token search
(#18769) (camc314)
- 772ea70 linter: Introduce `load_js_configs` napi callback (#18767)
(camc314)
- e9690c1 linter: Introduce `DiscoveredConfig` in preparation for JS
configs (#18674) (camc314)
- 558b588 linter/prefer-namespace-keyword: Move to correctness (#18733)
(camc314)
- 7a5c268 oxlint/lsp: Support `jsPlugins` (#17840) (Sysix)
- c07497c linter/prefer-modern-dom-apis: Implement suggestion (#17965)
(Mikhail Baev)
- 8531bc9 linter: Implement `prefer-const` (#18687) (camchenry)
- 8670b18 parser: Error on ambient class accessor implementations
(#18592) (camc314)
- 6b8a5ae linter: Add `eslint-plugin-import/no-nodejs-modules` rule
(#18006) (Mikhail Baev)
- 04f400d linter/no-duplicates: Add support for `considerQueryString`
option (#18657) (camc314)
- 3b7f260 linter/consistent-generic-constructor: Implement fixer
(#18616) (camc314)
- 794f9e4 linter/prefer-exponentation-operator: Implement suggestion
(#18602) (camc314)
- 773d916 linter: `eslint/sort_keys` ignore leading and trailing spreads
in auto-fix (#18485) (Lonami)
- 20d4ede linter: Implement `import/no-relative-parent-imports` rule
(#18513) (Valentin Maerten)
- 0da45ef vscode: Fallback to globally installed oxlint/oxfmt packages
(#18007) (Sysix)

### 🐛 Bug Fixes

- a3417b1 linter/plugins: Clear state when reloading workspace (#18837)
(overlookmotel)
- c879992 linter: Error on arrays passed in as config (#18822) (camc314)
- 5c80422 linter/tsdown: Ensure relative path for globals import starts
with `./` (#18820) (camc314)
- 7419dfb linter: Remove invalid debug assersion, add test (#18819)
(camc314)
- 0ca6269 ci: Fix the repo path normalization logic for tests on
Windows. (#18815) (connorshea)
- c7b0a65 linter: Fix config option docs for `react/jsx-boolean-value`
rule. (#18811) (connorshea)
- cce374e linter/prefer-const: Replace entire declaration over just the
`let` kw (#18814) (camc314)
- 41f92d1 linter: Error when given config options for a lint rule that
has no config options defined. (#18809) (connorshea)
- 0867a36 linter/consistent-index-object-style: False positive with
mapped + generic types (#18801) (camc314)
- 1d34b42 linter: Fix 32 bit build (#18783) (camc314)
- 95df577 linter/plugins: Handle error from `destroyWorkspace` (#18763)
(overlookmotel)
- b3261dc linter: Fix the curly rule config to enforce the shape of the
config and emit correct docs (#18743) (connorshea)
- d981978 linter/plugins: Use non-blocking mode when calling
`destroyWorkspace` (#18762) (overlookmotel)
- 3f43d4c linter: Accept bools as valid values for `fixable` (#18772)
(camc314)
- 005910a linter/plugins: Support plugins outside of workspace (#18755)
(overlookmotel)
- fd92711 vscode: Use `fsPath` for workspace mapping (#18728) (Sysix)
- 358b2c1 linter/consistent-generic-constructors: Check bounds when
searching for `:` token (#18745) (connorshea)
- abd0c28 linter/capitalized-comments: Fix generated rule option docs
(#18748) (connorshea)
- d90a9f6 linter: Add more tests for `prefer-const`'s fixer and fix its
invalid behavior. (#18747) (connorshea)
- f82011b oxlint/lsp: Disable JS plugins support in LSP except in tests
(#18727) (overlookmotel)
- 94505c8 linter/jest: Change `prefer-spy-on` autofix to suggestion
(#18152) (Ben Lowery)
- 6ec1112 linter: Mark unused disable directive fix as suggestion
(#18703) (ddmoney420)
- 49609ec linter/no-useless-constructor: Consider argument
transformation as used (#18706) (ddmoney420)
- 40218de linter: Fix behavior of
jsx-a11y/no-static-element-interactions rule. (#17817) (connorshea)
- db9751d linter/no-html-link-for-pages: Handle `target=_blank`
correctly (#18693) (camc314)
- e440b78 linter/plugins: Pass all args to CFG event handlers when 2
rules use same handler (#18683) (overlookmotel)
- b393430 linter/curly: Fix multi-or-nest and consistent conflict
(#18660) (camc314)
- 2e1fbc2 linter/plugins: Implement `context.parserPath` (#18644)
(overlookmotel)
- 34951ed linter/plugins: `filename` option takes precedence over
`parserOptions.lang` in `RuleTester` (#18643) (overlookmotel)
- 28df160 linter/plugins: Allow line number passed to `report` to be 0
(#18642) (overlookmotel)
- 14fabec vscode: Use built-in `getWorkspaceFolder` for detecting the
right workspace of a given uri (#18583) (Sysix)
- 0ff4cea oxlint/cli: Report error when nested config could not be
parsed (#18504) (Sysix)

### ⚡ Performance

- 9862224 linter/plugins: Reduce cost of workspaces (#18758)
(overlookmotel)
- 6bc0bde linter: Remove string allocation (#18725) (overlookmotel)
- 3a6b41e linter/plugins: Replace ESLint Traverser with lightweight
traverseNode (#18529) (Rintaro Itokawa)

### 📚 Documentation

- dd1a653 linter: Fix doc comment for ignoreStateless config option.
(#18808) (connorshea)
- 5909085 linter/plugins: Add doc comments (#18753) (overlookmotel)
- ffe53a3 linter: Update lint function docs (#18766) (camc314)
- b82faec linter: Glob for any css module for no-unassigned-import
(#18713) (Ben Stickley)
- cd86347 linter: Mark some react rules as unsupported, misc docs
improvements (#18617) (connorshea)
- 23401d8 linter: Update fixes and suggestions status for tsgolint rules
(#18619) (camchenry)
# Oxfmt
### 🚀 Features

- ee30de9 oxfmt: Add config migration from biome (#18638) (Luca Fischer)

### 🐛 Bug Fixes

- e754b18 oxfmt/migrate-prettier: Set `experimentalSortPackagejson:
false` by default (#18831) (leaysgur)
- a83c266 formatter: Keep decorated function pattern hugged when params
break (#18830) (Dunqing)
- 0c8efe1 formatter: Quote numeric property keys with `quoteProps:
consistent` (#18803) (Dunqing)
- 9c14c3e formatter: Ignore comment does not work for sequence
expressions in arrow function body (#18799) (Dunqing)
- 54984ae formatter: Handle leading comments in arrow function sequence
expressions (#18798) (Dunqing)
- 61bb2b5 formatter: Correctly expand JSX returned from arrow callbacks
in JSX expression containers (#18797) (Dunqing)
- 34ee194 formatter: Tailwindcss sorting doesn't work for object
property keys (#18773) (Dunqing)
- 48f1e35 oxfmt: Prevent ThreadsafeFunction crash on Node.js exit
(#18723) (Boshen)
- e96adca formatter: Follow Prettier's approach for for-in initializer
parentheses (#18695) (Dunqing)
- 1215a6f formatter: Preserve quote for class property key in TypeScript
(#18692) (Dunqing)
- 059acae formatter: Incorrect comments placement for union type in
`TSTypeIntersection` (#18690) (Dunqing)
- c3d05c1 formatter,oxfmt: Handle CRLF with embedded formatting (#18686)
(leaysgur)
- 7cb3085 formatter: Preserve comments on rest elements (#18649)
(Dunqing)
- 21984dd formatter: Preserve type cast comments on rest parameters
(#18648) (Dunqing)
- 2f70254 formatter: Don't add extra semicolon on suppressed class
properties (#18631) (Dunqing)
- ac1ff4e oxfmt: Use `empty_line` IR for empty xxx-in-js line (#18623)
(leaysgur)
- 8f76900 oxfmt: Dedent xxx-in-js templates before calling prettier
(#18622) (leaysgur)
- 6b726ef oxfmt: Trim whitespace only xxx-in-js templates (#18621)
(leaysgur)

Co-authored-by: camc314 <[email protected]>
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