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Optimize regex replacement - #152

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amrabed merged 2 commits into
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bolt/optimize-init-regex-replacement-6541764237382458767
Oct 4, 2026
Merged

amrabed merged 2 commits into
mainfrom
bolt/optimize-init-regex-replacement-6541764237382458767

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@google-labs-jules

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💡 What: Replaced Python lambda callbacks in pattern.sub with direct C-level string substitution using backslash escaping (replacement.replace('\', '\\')) in scripts/init.py update_file function.

🎯 Why: Using a Python lambda function callback in re.sub incurs Python function call overhead for every match and required default argument binding tricks to avoid Ruff B023 closure issues.

📊 Impact: Yields ~6% faster regex substitutions across multi-replacement setup tasks by executing regex substitutions directly in C.

🔬 Measurement: Verified with uv run pytest, uv run ruff check ., and timing benchmarks.


PR created automatically by Jules for task 6541764237382458767 started by @amrabed

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Comment thread scripts/init.py Outdated
@sonarqubecloud

sonarqubecloud Bot commented Oct 4, 2026

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@amrabed amrabed changed the title ⚡ Bolt: Optimize regex replacement in template init script Optimize regex replacement Oct 4, 2026
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amrabed marked this pull request as ready for review October 4, 2026 22:12
@amrabed
amrabed merged commit b490d7d into main Oct 4, 2026
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@amrabed
amrabed deleted the bolt/optimize-init-regex-replacement-6541764237382458767 branch October 4, 2026 22:12
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