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Preserve file line endings when sorting reexports - #2669
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DanielNoord merged 4 commits intoSep 25, 2026
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Hardcoded LF in the literal formatter mixed endings in CRLF files under --sort-reexports. Honor config.line_ending, otherwise match the source text the same way the rest of isort does.
vyrnsynx
marked this pull request as ready for review
September 23, 2026 01:30
Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## main #2669 +/- ##
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Coverage 99.44% 99.44%
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Files 41 41
Lines 3222 3225 +3
Branches 692 692
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+ Hits 3204 3207 +3
Misses 11 11
Partials 7 7 🚀 New features to boost your workflow:
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DanielNoord
requested changes
Sep 24, 2026
Drop the duplicate helper in literal.py and honor config.line_ending the same way file_contents does, so CRLF handling stays in one place.
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Thanks for the review — agreed. I dropped the duplicate helper and now reuse |
DanielNoord
enabled auto-merge
September 25, 2026 20:09
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Summary
--sort-reexportswas rebuilding__all__/ sorted literals with hardcoded\n, so a CRLF file ended up with mixed line endings after a sort (same path as# isort: listand friends).Fixes #2668.
Change
In
isort/literal.py, the hanging-indent formatter now uses the active line separator:config.line_endingwhen set, otherwise whatever the source text already uses (\r\n/\r/\n), matching how the rest of isort picks endings.Tests
__all__under--sort-reexports(black profile)# isort: listaction-comment pathline_endingconfig and CRLF inferencepytest tests/unit/test_literal.py tests/unit/test_regressions.py→ 135 passed