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@google-labs-jules google-labs-jules bot commented Jan 12, 2026

πŸ’‘ What: Replaced regex and split-based version parsing with a manual, allocation-free parser in compareTo.
🎯 Why: Version comparisons are a hot path. The previous implementation allocated strings and arrays for every check.
πŸ“Š Impact:

  • ~10x speedup in isAtLeast and related methods (5.45Β΅s -> 0.50Β΅s).
  • Near-zero memory allocation per call (down from ~220 bytes).
  • Preserved exact behavior for all edge cases (whitespace, empty strings, invalid chars).
    πŸ”¬ Measurement: Verified with mitata benchmark and existing test suite.

PR created automatically by Jules for task 861562793865088442 started by @srod


Summary by cubic

Replaced regex/split-based version parsing in compareTo with a manual, allocation-free parser. Version checks (isAtLeast and related) are ~10x faster (5.45Β΅s β†’ 0.50Β΅s) with near-zero allocations, while preserving all previous edge-case behavior.

Written for commit 2bbcd7b. Summary will update on new commits.

Optimized `compareTo` to avoid regex and string allocations, resulting in ~10x speedup (5.45Β΅s -> 0.50Β΅s) and reduced memory usage.
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changeset-bot bot commented Jan 12, 2026

πŸ¦‹ Changeset detected

Latest commit: 2bbcd7b

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
Name Type
node-version Patch

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codecov bot commented Jan 12, 2026

Codecov Report

βœ… All modified and coverable lines are covered by tests.
βœ… Project coverage is 100.00%. Comparing base (67d8793) to head (2bbcd7b).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files
@@            Coverage Diff            @@
##              main      #813   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            1         1           
  Lines           46        70   +24     
  Branches        16        26   +10     
=========================================
+ Hits            46        70   +24     
Flag Coverage Ξ”
unittests 100.00% <100.00%> (ΓΈ)

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srod commented Jan 16, 2026

Superseded by #826 - closing duplicate bot-generated PR

@srod srod closed this Jan 16, 2026
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Superseded by #826 - closing duplicate bot-generated PR

Understood. Acknowledging that this work is now obsolete and stopping work on this task.

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