perf(lexer): finish_next only clear kind and flags

[overlookmotel]

No description provided.

[overlookmotel]

Warning

This pull request is not mergeable via GitHub because a downstack PR is open. Once all requirements are satisfied, merge this PR as a stack on Graphite.
Learn more

• perf(lexer): finish_next only clear kind and flags #8576 👈 (View in Graphite)
• perf(span): compare Spans as single u64s #8300 : 1 other dependent PR (#8574 )
• perf(span): hash Span as a single u64 #8299
• refactor(span): all methods take owned Span #8297
• perf(span): align Span same as usize #8298
• ci(benchmark): make lexer benchmark more realistic #8573
• main

---

How to use the Graphite Merge Queue

Add either label to this PR to merge it via the merge queue:

• 0-merge - adds this PR to the back of the merge queue
• hotfix - for urgent hot fixes, skip the queue and merge this PR next

You must have a Graphite account in order to use the merge queue. Sign up using this link.

An organization admin has enabled the Graphite Merge Queue in this repository.

Please do not merge from GitHub as this will restart CI on PRs being processed by the merge queue.

This stack of pull requests is managed by Graphite. Learn more about stacking.

[codspeed-hq]

CodSpeed Performance Report

Merging #8576 will not alter performance

_{Comparing 01-18-perf_lexer_finish_next_only_clear_kind_and_flags_ (11ebf10) with main (adf7987)}

Summary

✅ 39 untouched benchmarks

[overlookmotel]

What the hell? +2% on lexer, but -1% on parser benchmarks!

[Boshen]

Close as stale.