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Refactor tag searches to use cached parser options #2502
Description
Simplify the HTML tree builder's scope, implied-end-tag, and special-element checks by caching parser-only options on Tag.
Improves HTML parser throughput by about 10% on small inputs and up to about 30% on larger inputs in the benchmark fixtures.
Implemented in 0d2b784
| Fixture | 1.22.2 ops/s | New ops/s | Change |
|---|---|---|---|
| tiny | 352,173 ± 8,443 | 359,799 ± 7,241 | +2.2% |
| small | 78,866 ± 1,233 | 86,405 ± 1,191 | +9.6% |
| medium | 23,826 ± 94 | 27,583 ± 642 | +15.8% |
| large | 501 ± 13 | 587 ± 19 | +17.1% |
| x-large | 143 ± 3 | 186 ± 2 | +30.3% |
(Single threaded comparative throughput.)
Activity
Changelog for #2502