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fix(linter/plugins): remove getters from Context#20115

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Mar 8, 2026
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fix(linter/plugins): remove getters from Context#20115
graphite-app[bot] merged 1 commit intomainfrom
om/03-08-fix_linter_plugins_remove_getters_from_context_

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@overlookmotel overlookmotel commented Mar 8, 2026

Fix an incompatibility with eslint-plugin-jsdoc. It relies on properties of context being values rather than getters:

https://github.com/gajus/eslint-plugin-jsdoc/blob/26276d428631a2625575607cba7875dab6797091/src/buildForbidRuleDefinition.js#L86-L103

When options property is a getter, this code throws an error because it attempts to define a property with both value and get in its descriptor.

This PR replaces the id and options getters with value properties.

The getters were there to prevent the Context object from being mutated by rule code, and allow the object to be frozen, as it is in ESLint. But each rule gets its own Context object, so if it chooses to mutate it, it only harms itself, and can't impact other rules/plugins. In ESLint, trying to alter the frozen Context object would be a hard error, so it's doubtful that any ESLint plugins do this anyway.

This is no real downside to this change for us, so we might as well make the change, and fix eslint-plugin-jsdoc and any other plugins which may depend on ESLint's behavior here.

The typedef for Context is now technically incorrect - id and options properties can be null during createOnce, which is not reflected in the types. But that's a pragmatic choice. The type of these properties is correct for anywhere that it's actually useful to access these properties.

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@github-actions github-actions bot added A-linter Area - Linter A-cli Area - CLI A-linter-plugins Area - Linter JS plugins C-bug Category - Bug labels Mar 8, 2026
@overlookmotel overlookmotel marked this pull request as ready for review March 8, 2026 16:55
@overlookmotel overlookmotel requested a review from camc314 as a code owner March 8, 2026 16:55
Copilot AI review requested due to automatic review settings March 8, 2026 16:55
@overlookmotel overlookmotel self-assigned this Mar 8, 2026
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Pull request overview

This PR updates Oxlint’s JS rule Context shape to better match ESLint’s expectations by replacing getter-based properties (notably options) with value properties, fixing interoperability with eslint-plugin-jsdoc and similar plugins that copy property descriptors.

Changes:

  • Reworked Context creation to use data properties for id/options, and prevent extension instead of freezing.
  • Updated rule registration/linting to populate context.id and context.options via Object.defineProperty.
  • Adjusted compat-layer and createOnce fixture/snapshots to reflect id/options being present (as null) during createOnce.

Reviewed changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 6 comments.

Show a summary per file
File Description
apps/oxlint/src-js/plugins/context.ts Replaces getter-based id/options with value properties; switches from Object.freeze to Object.preventExtensions.
apps/oxlint/src-js/plugins/load.ts Stops storing a separate fullName; sets context.id after createOnce.
apps/oxlint/src-js/plugins/lint.ts Sets per-file context.options via Object.defineProperty rather than ruleDetails.options.
apps/oxlint/src-js/plugins/options.ts Uses ruleDetails.context.id for option validation/error messages instead of ruleDetails.fullName.
apps/oxlint/src-js/package/compat.ts Makes compat createOnce context expose id/options as null values and throws on report during createOnce.
apps/oxlint/src-js/utils/globals.ts Exposes Object.preventExtensions for TSDown global-rewrite support.
apps/oxlint/test/fixtures/createOnce/plugin.ts Updates fixture expectations: id/options available as null in createOnce.
apps/oxlint/test/fixtures/createOnce/output.snap.md Updates snapshot output to match fixture behavior changes.

@overlookmotel overlookmotel added the 0-merge Merge with Graphite Merge Queue label Mar 8, 2026
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overlookmotel commented Mar 8, 2026

Merge activity

Fix an incompatibility with `eslint-plugin-jsdoc`. It relies on properties of `context` being values rather than getters:

https://github.com/gajus/eslint-plugin-jsdoc/blob/26276d428631a2625575607cba7875dab6797091/src/buildForbidRuleDefinition.js#L86-L103

When `options` property is a getter, this code throws an error because it attempts to define a property with both `value` and `get` in its descriptor.

This PR replaces the `id` and `options` getters with value properties.

The getters were there to prevent the `Context` object from being mutated by rule code, and allow the object to be frozen, as it is in ESLint. But each rule gets its own `Context` object, so if it chooses to mutate it, it only harms itself, and can't impact other rules/plugins. In ESLint, trying to alter the frozen `Context` object would be a hard error, so it's doubtful that any ESLint plugins do this anyway.

This is no real downside to this change for us, so we might as well make the change, and fix `eslint-plugin-jsdoc` and any other plugins which may depend on ESLint's behavior here.
@graphite-app graphite-app bot force-pushed the om/03-08-fix_linter_plugins_remove_getters_from_context_ branch from 650b97a to 0861d9a Compare March 8, 2026 17:27
@graphite-app graphite-app bot merged commit 0861d9a into main Mar 8, 2026
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@graphite-app graphite-app bot deleted the om/03-08-fix_linter_plugins_remove_getters_from_context_ branch March 8, 2026 17:39
@graphite-app graphite-app bot removed the 0-merge Merge with Graphite Merge Queue label Mar 8, 2026
camc314 pushed a commit that referenced this pull request Mar 9, 2026
# Oxlint
### 🚀 Features

- e6b604f oxlint: Auto-enable gitlab formatter on GitLab (#20076)
(camc314)
- 2488a68 linter: Add .oxlintrc.jsonc config file support (#19870)
(Scott S.)
- 61bf388 linter: Add `options.reportUnusedDisableDirectives` to config
file (#19799) (Peter Wagenet)
- c92422b oxlint: Auto-enable github formatter on GitHub Actions
(#19944) (Boshen)
- 0337c6d linter: Implement typescript/no-unecessary-type-conversion
(#19955) (camc314)
- 2919313 linter: Introduce denyWarnings config options (#19926)
(camc314)
- a607119 linter: Introduce maxWarnings config option (#19777) (camc314)

### 🐛 Bug Fixes

- 0861d9a linter/plugins: Remove getters from `Context` (#20115)
(overlookmotel)
- 92cfb14 linter/plugins: Fix types for `walkProgram` and
`walkProgramWithCfg` (#20081) (overlookmotel)
- 10e211f oxlint/lsp: Send other code actions besides `source.fixAll` if
requested (#20042) (Sysix)
- 602daaa linter/plugins: Fix type definition for `VisitorObject`
(#20065) (overlookmotel)
- ee0491e apps,napi: Explicitly specify libs in tsconfigs (#20071)
(camc314)
- b6e9499 linter: Fix the logic for `unicorn/prefer-dom-node-remove` to
handle literal callees as well as arguments. (#20059) (connorshea)
- 3874ae1 linter: Update `unicorn/prefer-query-selector` to also catch
`getElementsByName()`. (#20060) (connorshea)
- 77c93fb linter: Handle array-type shorthand inside union members
(#20034) (camc314)
- 50eb160 linter/no-unused-vars: Allow unused type params in ambient
module blocks (#19615) (Don Isaac)
- 1dd0d21 linter/no-restricted-imports: Apply regex pattern checks to
side-effect imports (#20028) (camc314)
- 7f3d735 linter: Error when --type-check is used without --type-aware
(#20025) (camc314)
- eea201c unicorn/prefer-string-slice: Avoid unsafe autofix for
substr-to-slice (#20010) (camc314)
- 50359dc oxlint/lsp: Detect `reportUnusedDisableDirectives` from oxlint
config, change lsp `unusedDisableDirectives` default value to `None`
(#20011) (Sysix)
- 4bc84b1 linter/plugins: Allow `null` and `undefined` for
`rule.meta.fixable` (#20008) (overlookmotel)
- 753e27e linter/role-supports-aria-props: Add `aria-posinset` to
supported `option` ARIA properties (#20003) (JongKyung Lee)
- f57b2c9 linter/plugins: Fix return types of tokens methods (#19985)
(overlookmotel)
- 27ee4fc linter/no-loss-of-precision: Avoid double rounding for
negative exponents (#19999) (camc314)
- 77a94bb linter: Avoid no-loss-of-precision false positive for 3e-308
(#19992) (camc314)
- 6245c56 linter/no-unused-private-class-members: Treat logical lhs
access as usage (#19991) (camc314)
- 65891e3 linter: Avoid prefer-const false positive for mixed-scope
destructuring (#19982) (camc314)
- 89991fe linter: Avoid prefer-const false positive for operator
reassignments (#19975) (camc314)
- 87318e7 oxlint/lsp: Load js config with reforcing fs read (#19551)
(Sysix)
- d40a942 linter/no-useless-constructor: Mark fixer as suggestion
(#19961) (camc314)
- ccbd959 linter/prefer-code-point: Report String.fromCharCode member
references (#19931) (camc314)
- 14fbbfc linter: Add help text to oxc/no-rest-spread-properties rule
(#19900) (Subin Kim)

### ⚡ Performance

- 2baa5fb napi: Unify build-test profile to coverage for cache sharing
(#20090) (Boshen)
- 77f1c71 linter/plugins: Make tokens class instances (#19980)
(overlookmotel)
- 758b424 linter/plugins: Reduce memory copies for tokens (#19979)
(overlookmotel)
- 236847f linter/plugins: Cache token objects (#19978) (overlookmotel)
- 94b597a linter/plugins: Store tokens as a `Box<[Token]>` (#19969)
(overlookmotel)

### 📚 Documentation

- 2c0010a linter/plugins: Move comment about "bivariance hack" into
generated code (#20082) (overlookmotel)
- 7538f09 linter: Improve `import/extensions` and
`import/no-named-as-default` rule docs. (#20053) (connorshea)
- 1f909cf linter: Improve docs for
`unicorn/require-post-message-target-origin` rule. (#20061) (connorshea)
- 12ae35c oxlint/lsp: Remove outdated ToDo for `LintOptions.run`
(#20012) (Sysix)
- 3be73e6 linter/plugins: Fix JSDoc comments for tokens methods (#20004)
(overlookmotel)
- 48ef285 linter: Update `--config` docs (#19965) (camc314)
- 6ea49a0 linter: Fix some identation issues for the generated types
used in `oxlint.config.ts`. (#19942) (connorshea)
- 6c0e0b5 linter: Add oxlint.config.ts to the config docs. (#19941)
(connorshea)
- 160e423 linter: Add a note that the typeAware and typeCheck options
require oxlint-tsgolint (#19940) (connorshea)
- d54c275 linter: Improve rule docs for 27 unicorn rules (#19903)
(connorshea)
# Oxfmt
### 🚀 Features

- ee26215 oxfmt: Support css-in-js substitution (#20019) (leaysgur)
- 0f0ff51 oxfmt: Display default settings was used message in cli stats
(#19939) (leaysgur)
- 88815b8 oxfmt: Reintroduce stats line for write mode (#19938)
(leaysgur)

### 🐛 Bug Fixes

- ee0491e apps,napi: Explicitly specify libs in tsconfigs (#20071)
(camc314)
- 92f4490 oxfmt: Apply `is_ignored_dir` for glob paths too (#20056)
(leaysgur)
- 114f974 oxfmt/lsp: Prefer language_id over file extension when
formatting (#19977) (copilot-swe-agent)

### ⚡ Performance

- 2baa5fb napi: Unify build-test profile to coverage for cache sharing
(#20090) (Boshen)

Co-authored-by: Boshen <1430279+Boshen@users.noreply.github.com>
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