[Fix] order: ensure arcane imports do not cause undefined behavior
#3128
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order: ensure arcane imports do not cause undefined behaviororder: ensure arcane imports do not cause undefined behavior
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ljharb
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Dec 31, 2024
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Codecov ReportAll modified and coverable lines are covered by tests ✅
Additional details and impacted files@@ Coverage Diff @@
## main #3128 +/- ##
==========================================
+ Coverage 95.62% 95.65% +0.02%
==========================================
Files 83 83
Lines 3636 3658 +22
Branches 1284 1305 +21
==========================================
+ Hits 3477 3499 +22
Misses 159 159 ☔ View full report in Codecov by Sentry. |
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ljharb
approved these changes
Jan 29, 2025
renovate bot
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Jun 22, 2025
| datasource | package | from | to | | ---------- | -------------------- | ------ | ------ | | npm | eslint-plugin-import | 2.31.0 | 2.32.0 | ## [v2.32.0](https://github.com/import-js/eslint-plugin-import/blob/HEAD/CHANGELOG.md#2320---2025-06-20) ##### Added - add \[`enforce-node-protocol-usage`] rule and `import/node-version` setting (\[[#3024](import-js/eslint-plugin-import#3024)], thanks \[[@GoldStrikeArch](https://github.com/GoldStrikeArch)] and \[[@sevenc-nanashi](https://github.com/sevenc-nanashi)]) - add TypeScript types (\[[#3097](import-js/eslint-plugin-import#3097)], thanks \[[@G-Rath](https://github.com/G-Rath)]) - \[`extensions`]: add \`pathGroupOverrides to allow enforcement decision overrides based on specifier (\[[#3105](import-js/eslint-plugin-import#3105)], thanks \[[@Xunnamius](https://github.com/Xunnamius)]) - \[`order`]: add `sortTypesGroup` option to allow intragroup sorting of type-only imports (\[[#3104](import-js/eslint-plugin-import#3104)], thanks \[[@Xunnamius](https://github.com/Xunnamius)]) - \[`order`]: add `newlines-between-types` option to control intragroup sorting of type-only imports (\[[#3127](import-js/eslint-plugin-import#3127)], thanks \[[@Xunnamius](https://github.com/Xunnamius)]) - \[`order`]: add `consolidateIslands` option to collapse excess spacing for aesthetically pleasing imports (\[[#3129](import-js/eslint-plugin-import#3129)], thanks \[[@Xunnamius](https://github.com/Xunnamius)]) ##### Fixed - \[`no-unused-modules`]: provide more meaningful error message when no .eslintrc is present (\[[#3116](import-js/eslint-plugin-import#3116)], thanks \[[@michaelfaith](https://github.com/michaelfaith)]) - configs: added missing name attribute for eslint config inspector (\[[#3151](import-js/eslint-plugin-import#3151)], thanks \[[@NishargShah](https://github.com/NishargShah)]) - \[`order`]: ensure arcane imports do not cause undefined behavior (\[[#3128](import-js/eslint-plugin-import#3128)], thanks \[[@Xunnamius](https://github.com/Xunnamius)]) - \[`order`]: resolve undefined property access issue when using `named` ordering (\[[#3166](import-js/eslint-plugin-import#3166)], thanks \[[@Xunnamius](https://github.com/Xunnamius)]) - \[`enforce-node-protocol-usage`]: avoid a crash with some TS code (\[[#3173](import-js/eslint-plugin-import#3173)], thanks \[[@ljharb](https://github.com/ljharb)]) - \[`order`]: codify invariants from docs into config schema (\[[#3152](import-js/eslint-plugin-import#3152)], thanks \[[@Xunnamius](https://github.com/Xunnamius)]) ##### Changed - \[Docs] \[`extensions`], \[`order`]: improve documentation (\[[#3106](import-js/eslint-plugin-import#3106)], thanks \[[@Xunnamius](https://github.com/Xunnamius)]) - \[Docs] add flat config guide for using `tseslint.config()` (\[[#3125](import-js/eslint-plugin-import#3125)], thanks \[[@lnuvy](https://github.com/lnuvy)]) - \[Docs] add missing comma (\[[#3122](import-js/eslint-plugin-import#3122)], thanks \[[@RyanGst](https://github.com/RyanGst)]) - \[readme] Update flatConfig example to include typescript config (\[[#3138](import-js/eslint-plugin-import#3138)], thanks \[[@intellix](https://github.com/intellix)]) - \[Refactor] \[`order`]: remove unnecessary negative check (\[[#3167](import-js/eslint-plugin-import#3167)], thanks \[[@JounQin](https://github.com/JounQin)]) - \[Docs] \[`no-unused-modules`]: add missing double quote (\[[#3191](import-js/eslint-plugin-import#3191)], thanks \[[@albertpastrana](https://github.com/albertpastrana)]) - \[Docs] `no-restricted-paths`: clarify wording and fix errors (\[[#3172](import-js/eslint-plugin-import#3172)], thanks \[[@greim](https://github.com/greim)])
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Depends on #3127
This PR implements in
import/order: a fix to ensureNaNis never passed into rank-computing functions, which can result in undefined behavior.A demo package containing this fix is temporarily available for easy testing:
Ensure strange imports do not cause strange behavior
There are certain edge cases where a
NaNrank gets passed around, such as using an import with an absolute specifier under certain configurations. The fix concerns thecomputeRankfunction.This PR includes a unit test to catch potential regressions.