perf/decode-skip-prescan - Branch - oxc-project/oxc-sourcemap

perf(decode): skip `,`/`;` pre-scan for large mappings

#343Merged

Comparing

perf/decode-skip-prescan

(

4dabc46

) with

main

(

f9a6387

)

+4%

Improvement: 3

Regression: 2

Untouched: 11

Skipped: 5

Different runtime environments detected

Some benchmarks with significant performance changes were compared across different runtime environments, which may affect the accuracy of the results. Learn more about regression causes.

Benchmarks

5 total

The benchmarks below were skipped, so their baseline results are used instead. If they were deleted in your codebase, archive them to remove them from the performance reports.
Learn more about archiving benchmarks

to_json_string

benches/simple.rs::sourcemap::bench::SourceMap

Skipped

4.8 µs*

from_json_string

benches/simple.rs::sourcemap::bench::SourceMap

Skipped

16.3 µs*

generate_lookup_table

benches/simple.rs::sourcemap::bench::SourceMap

Skipped

1.3 µs*

add_name_add_source_and_content

benches/simple.rs::sourcemap::bench::SourceMapBuilder

Skipped

1.6 µs*

to_json

benches/simple.rs::sourcemap::bench::SourceMap

Skipped

5.6 µs*

Commits

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Base

main

f9a6387

+3.61%

perf(decode): skip `,`/`;` pre-scan for large mappings, keep exact scan for small

4dabc46

7 hours ago

by Boshen

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