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feat(linter/n): implement callback-return rule#22470

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camc314 merged 4 commits into
oxc-project:mainfrom
baevm:n/callback-return
May 18, 2026
Merged

feat(linter/n): implement callback-return rule#22470
camc314 merged 4 commits into
oxc-project:mainfrom
baevm:n/callback-return

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@baevm

@baevm baevm commented May 15, 2026

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this PR implements callback-return rule, passes all upstream tests. issue #493

there is an issue with config doc generation for array with default values. Ill fix it a little later and then move the PR out of draft.

@codspeed-hq

codspeed-hq Bot commented May 15, 2026

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Merging this PR will not alter performance

✅ 4 untouched benchmarks
⏩ 47 skipped benchmarks1


Comparing baevm:n/callback-return (4c94ea0) with main (5570206)2

Open in CodSpeed

Footnotes

  1. 47 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports.

  2. No successful run was found on main (65a77f1) during the generation of this report, so 5570206 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report.

@baevm baevm marked this pull request as ready for review May 16, 2026 12:16
Copilot AI review requested due to automatic review settings May 16, 2026 12:16

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Pull request overview

This PR adds the node/callback-return lint rule, wiring it into rule registration, generated runners, configuration schema output, and snapshot coverage.

Changes:

  • Implements CallbackReturn rule logic and tests.
  • Registers the new Node rule in generated rule enums/runners.
  • Updates oxlint configuration schema/type snapshots and lint snapshots.

Reviewed changes

Copilot reviewed 6 out of 8 changed files in this pull request and generated 2 comments.

Show a summary per file
File Description
crates/oxc_linter/src/rules/node/callback_return.rs Adds rule implementation, config handling, docs, and tests.
crates/oxc_linter/src/rules.rs Exposes the new Node rule module.
crates/oxc_linter/src/generated/rules_enum.rs Registers the rule in generated rule metadata and dispatch.
crates/oxc_linter/src/generated/rule_runner_impls.rs Adds runner metadata for call-expression visits.
crates/oxc_linter/src/snapshots/node_callback_return.snap Adds diagnostics snapshot for failing cases.
npm/oxlint/configuration_schema.json Adds schema entry for node/callback-return.
tasks/website_linter/src/snapshots/schema_json.snap Updates website schema snapshot.
apps/oxlint/src-js/package/config.generated.ts Adds generated TS config key for the rule.

Comment thread crates/oxc_linter/src/rules/node/callback_return.rs
Comment thread crates/oxc_linter/src/rules/node/callback_return.rs
Comment thread crates/oxc_linter/src/rules/node/callback_return.rs
@camc314 camc314 added the A-linter Area - Linter label May 18, 2026

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thank you!

@camc314 camc314 self-assigned this May 18, 2026
@camc314 camc314 merged commit 5fa4774 into oxc-project:main May 18, 2026
29 checks passed
Dunqing added a commit that referenced this pull request May 26, 2026
# Oxlint
### 🚀 Features

- 10da26b linter: `no-misleading-character-class` add suggestions for
regex literal (#22681) (Sysix)
- b84941e linter/vue: Implement no-expose-after-await rule (#22675)
(bab)
- 98b98c1 linter/vue: Implement no-computed-properties-in-data rule
(#22674) (bab)
- 868e2e8 linter: Add suggestion for `no-misleading-character-class`
(#22631) (Sysix)
- 2d4c919 oxlint: Support `vite-plus/resolveConfig` for vite.config.ts
(#22456) (leaysgur)
- 2a60012 linter/vue: Implement require-render-return rule (#22613)
(bab)
- 9f227fd linter/vue: Implement no-deprecated-props-default-this rule
(#21892) (bab)
- 9cd28b3 linter: Add debug option to print files to be linted (#22546)
(camchenry)
- 87f065e linter/vue: Implement return-in-emits-validator rule (#21935)
(bab)
- ea0380c linter/unicorn: Implement `import-style` rule (#22173) (Hao
Chen)
- dde40fe linter/vue: Implement no-watch-after-await rule (#22006) (bab)
- a735eb0 linter/vue: Implement valid-next-tick rule (#22531) (bab)
- 6dc615d linter/vue: Implement no-shared-component-data rule (#21842)
(bab)
- a656418 linter/vue: Implement valid-define-options rule (#22107) (bab)
- bb6f1b2 linter/vue: Implement require-slots-as-functions rule (#22244)
(bab)
- 5fa4774 linter/n: Implement `callback-return` rule (#22470) (Mikhail
Baev)

### 🐛 Bug Fixes

- 52bd016 linter: Respect allow unused disable directives in LSP
(#22715) (camc314)
- fa7c463 semantic: Correct TS enum member symbol spans (#22689)
(camc314)
- ed445ba linter: Respect flags overrides for `RegExp(/regex/i, "u")`
(#22678) (Sysix)
- 26b9396 semantic: Resolve parameter decorators outside parameter scope
(#22623) (camc314)
- 203952d linter: `no-misleading-character-class` fix
`is_unicode_code_point_escape` check (#22655) (Sysix)
- 2f64d3d linter: `no-misleading-character-class` own diagnostic for
surrogate pairs without u flag (#22654) (Sysix)
- 0c6ebc2 linter/eslint/no-lone-blocks: Do not flag empty loops (#22649)
(Mikhail Baev)
- 2a7562e linter/no-focused-tests: Mark fixer as a suggestion (#22645)
(camc314)
- dbe644f linter: Respect args none for unused rest parameters (#22627)
(camc314)
- d0211b0 linter: Allow undefined in DummyRuleMap index (#22626)
(camc314)
- 36fc0ec oxlint/lsp: "ignore this" actions merge with existing
directive (#22604) (Sysix)
- f7f370e linter/vitest/prefer-expect-type-of: Recommend `toBeTypeOf`
instead of `expectTypeOf` (#22612) (Mikhail Baev)
- 77063e5 linter/consistent-indexed-object-style: Preserve interface
modifiers in fixes (#22579) (camc314)
- 4f33aa7 linter: Treat `TSGlobalDeclaration` as ambient in
`has_ambient_typescript_ancestor` (#22577) (camc314)

### ⚡ Performance

- c22938d linter/no-async-endpoint-handlers: Populate node types
(#22601) (camc314)
- 607486e linter/no-negated-condition: Populate node types (#22602)
(camc314)
- 4dcaa59 linter/consistent-type-imports: Populate node types (#22600)
(camc314)
- 5bd3b25 linter/no-unused-vars: Avoid cloned ancestor iterator (#22598)
(camc314)
- 97fe9ba linter/no-extra-non-null-assertion: Reduce node matches
(#22588) (camc314)
- ae98296 linter/consistent-indexed-object-style: Populate node types
(#22578) (camc314)
# Oxfmt
### 🚀 Features

- 16b8058 oxfmt: Support `vite-plus/resolveConfig` for vite.config.ts
(#22454) (leaysgur)

### 🐛 Bug Fixes

- 5a26479 formatter: Preserve import phases (#22692) (Cameron)

### ⚡ Performance

- 78cf83f formatter: Pre-size output buffer using source text length
(#22594) (Dunqing)

Co-authored-by: Dunqing <[email protected]>
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3 participants