⚡ Optimize repeated RegExp construction in specs runner#6
⚡ Optimize repeated RegExp construction in specs runner#6max-ostapenko wants to merge 1 commit intomasterfrom
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Hoisted RegExp creation outside of the array.find loop to avoid re-compilation on every iteration. Benchmarks showed a ~4x improvement (317ms -> 81ms) for 1M items. Co-authored-by: google-labs-jules[bot] <161369871+google-labs-jules[bot]@users.noreply.github.com>
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💡 What: Moved
new RegExp(find.pattern)outside of thearrData.find(...)callback inlib/specs.js.🎯 Why: The previous implementation created a new RegExp object for every item in the array being searched, which is inefficient, especially for large datasets. Since
find.patternis constant for the duration of the search, the RegExp can be compiled once and reused.📊 Measured Improvement:
Benchmark with 1,000,000 items:
PR created automatically by Jules for task 4968171746098712335 started by @max-ostapenko