Small `highlight.rs` optimizations#147106

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yotamofek wants to merge 3 commits intorust-lang:mainfrom

yotamofek:pr/rustdoc/highlight-optimizations

Commits on Sep 27, 2025

Use an `ArrayVec` for a function that can only return a 0-2 lengthed array
yotamofek
committed
Use generic `sink` fns instead of dynamic dispatch
yotamofek
committed
Re-use closure instead of open-coding it again, just for one param
yotamofek
committed