[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 +/- ##
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+ Coverage 95.62% 95.65% +0.02%
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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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…oup sorting of type-only imports Closes import-js#2912 Closes import-js#2347 Closes import-js#2441 Subsumes import-js#2615
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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.