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@Sysix Sysix commented Sep 2, 2025

to_expression does some unwrap which will panic when multiple parentheses are present.
Use as_expression to get an Option<Expression> instead.

@github-actions github-actions bot added the A-linter Area - Linter label Sep 2, 2025
@github-actions github-actions bot added the C-bug Category - Bug label Sep 2, 2025
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Sysix commented Sep 2, 2025


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@Sysix Sysix marked this pull request as ready for review September 2, 2025 16:42
@Copilot Copilot AI review requested due to automatic review settings September 2, 2025 16:42
@Sysix Sysix requested a review from camc314 as a code owner September 2, 2025 16:42
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Pull Request Overview

This PR fixes a panic issue in the linter's regex parsing logic when multiple parentheses are present in regular expressions. The fix replaces unsafe unwrap operations with safer optional handling.

  • Replaces to_expression() calls with as_expression() to avoid panics
  • Uses and_then chaining to safely handle potential None values

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@camc314 camc314 added the 0-merge Merge with Graphite Merge Queue label Sep 2, 2025
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camc314 commented Sep 2, 2025

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codspeed-hq bot commented Sep 2, 2025

CodSpeed Instrumentation Performance Report

Merging #13524 will not alter performance

Comparing 09-02-fix_linter_don_t_panic_when_parsing_regex_with_multiple_parentheses (7e78e39) with main (53f2fc1)1

Summary

✅ 37 untouched benchmarks

Footnotes

  1. No successful run was found on main (7e78e39) during the generation of this report, so 53f2fc1 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report.

…#13524)

`to_expression` does some `unwrap` which will panic when multiple parentheses are present.
Use `as_expression` to get an `Option<Expression>` instead.
@graphite-app graphite-app bot force-pushed the 09-02-fix_linter_don_t_panic_when_parsing_regex_with_multiple_parentheses branch from a82939e to 7e78e39 Compare September 2, 2025 16:51
@graphite-app graphite-app bot merged commit 7e78e39 into main Sep 2, 2025
24 checks passed
@graphite-app graphite-app bot deleted the 09-02-fix_linter_don_t_panic_when_parsing_regex_with_multiple_parentheses branch September 2, 2025 16:55
@graphite-app graphite-app bot removed the 0-merge Merge with Graphite Merge Queue label Sep 2, 2025
camc314 added a commit that referenced this pull request Sep 11, 2025
## [1.15.0] - 2025-09-11

### 💥 BREAKING CHANGES

- edc70ea allocator/pool: [**BREAKING**] Remove `disable_fixed_size`
Cargo feature (#13625) (overlookmotel)

### 🚀 Features

- b20b56d linter: Add `vue/no-multiple-slot-args` rule (#13579) (Sysix)
- aafe08c linter: Add `vue/define-emits-declaration` rule (#13567)
(Sysix)
- 2ed5059 linter: Add `vue/define-props-declaration` rule (#13566)
(Sysix)
- a718c23 linter: Add `vue/valid-define-props` rule (#13565) (Sysix)
- 75a673e editor: Support relative path for `oxc.path.server` (#13542)
(Sysix)
- 4af886b linter: Add `unicorn/no-array-reverse` rule (#13530) (yefan)
- 2db32eb data_structures: Add `boxed_slice!` and `boxed_array!` macros
(#13596) (overlookmotel)

### 🐛 Bug Fixes

- fb9d0f4 language_server: Don't resend diagnostic on save, when
`typeAware` is disabled and run is onType (#13604) (YongSeok Jang (장용석))
- 2f36350 editor: Add notice for a possible restart when fixing
`filename-case` (#13557) (Sysix)
- e17fccc linter: Update `RuleRunner` impl after merge (#13642)
(camc314)
- 3d27c5b linter/no-unused-private-class-members: False positive with
spread expr (#13634) (yefan)
- 8314ed5 linter/tsgolint: Correct comment (#13589) (camc314)
- 198243b semantic: Dont parse `@` as jsdoc tags inside quotes (#13571)
(Gwenn Le Bihan)
- 89084d7 linter/custom-plugins: Enforce exact matching for disable
directives (#13538) (Copilot)
- 277c5e1 linter: Output `eslint-plugin-vue` for vue diagnostics
(#13564) (Sysix)
- 34d3cde rust: Fix clippy issues (#13540) (Boshen)
- 5fccafc linter: `unicorn/prefer-array-flat-map` ignore
`React.Children` (#13534) (Sysix)
- 7e78e39 linter: Don't panic when parsing regex with multiple
parentheses (#13524) (Sysix)
- 0d867b1 linter: Skip running tsgolint when no files need type aware
linting (#13502) (Copilot)
- b677376 language_server: Include the diagnostic of the other linter
(#13490) (Sysix)
- e87d7bd linter: Parse regex inside `new RegExp()` with parentheses
(#13448) (Sysix)
- 5990f17 linter: Change `typescript/no-confusing-void-expression` to
pedantic (#13473) (Boshen)

### 🚜 Refactor

- 7775c21 linter/plugins: Remove `oxlint2` Cargo feature (#13648)
(overlookmotel)
- 8f37e88 linter: Update tsgolint payload (#13547) (camchenry)
- 2d53203 linter/plugins: Move `tokio` usage from `oxc_linter` to
`napi/oxlint2` (#13647) (overlookmotel)
- 6cd6be2 linter: Add `--experimental-js-plugins` CLI arg (#13658)
(overlookmotel)
- 476729b linter: Simplify `RuleRunner` trait definition (#13637)
(camchenry)
- 2f02ac6 linter/plugins: Remove `disable_oxlint2` Cargo feature
(#13626) (overlookmotel)
- ff9e4fb linter/plugins: Use fixed-size allocators when
`ExternalLinter` exists (#13623) (overlookmotel)
- f9bff64 linter_codegen: Improve code style for collecting nodes
(#13636) (camchenry)
- babbaca all: Remove `pub` from modules with no exports (#13618)
(overlookmotel)
- 91759c6 linter/plugins: Only use `RawTransferFileSystem` if JS plugins
registered (#13599) (overlookmotel)
- 118020c linter/plugins: Discard `ExternalLinter` if no JS plugins
registered (#13598) (overlookmotel)
- 8d30bce linter/tsgolint: Report an error if the tsgolint exe could not
be found (#13590) (camc314)
- bccc276 eslint/for-direction: Clean up implementation and improve
documentation (#13532) (Antoine Zanardi)
- 1425da2 eslint/default-case-last: Simplify default case last check in
switch statement (#13529) (Antoine Zanardi)
- d245376 oxlint: Remove unused `runner` module (#13561) (camc314)
- 53f2fc1 eslint/default-case: Simplify implementation and enhance
readability (#13430) (Antoine Zanardi)
- 6f15060 eslint/block-scoped-var: Clean up implementation and improve
documentation (#13417) (Antoine Zanardi)
- 671e0fd language_server: Only store one instance of a diagnostic
(#13514) (Sysix)
- 1b425d6 eslint/default-case-last: Simplify implementation and enhance
readability (#13515) (Antoine Zanardi)
- e4bbbce eslint/default-param-last: Simplify implementation and enhance
readability (#13516) (Antoine Zanardi)
- e0396fd linter: Remove `static` lifetime from disable directives
function argument (#13492) (camc314)

### 📚 Documentation

- eb1f167 linter: Note which rules require type info to run on rule page
(#13675) (camc314)
- e66f93b linter: Fix backtick formatting in no-return-wrap (#13633)
(camc314)

### ⚡ Performance

- e6a25e7 linter: Remove unnecessary `should_run` check (#13639)
(camchenry)
- f6a9687 linter: Store rules by AST type in a boxed array (#13578)
(overlookmotel)
- b81f081 linter: Reduce indirection (#13574) (overlookmotel)
- a744aff linter: Skip rules that do not have any relevant node types
(#13138) (camchenry)

### 🎨 Styling

- e110476 linter: Reformat code (#13573) (overlookmotel)

### 🧪 Testing

- 58e6c94 oxlint: Add test for ignorePatterns whitelist (#13372) (Sysix)

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