Add single byte fast path to File.expand_path#16697
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byroot merged 1 commit intoruby:masterfrom Apr 10, 2026
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Similar to previous changes to `File.join` & al. ``` compare-ruby: ruby 4.1.0dev (2026-04-09T12:24:09Z master c919778) +PRISM [arm64-darwin25] built-ruby: ruby 4.1.0dev (2026-04-09T17:42:24Z expand-path-mbenc 4fd047f73c) +PRISM [arm64-darwin25] ``` | |compare-ruby|built-ruby| |:------------|-----------:|---------:| |expand_path | 719.828k| 1.922M| | | -| 2.67x|
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Similar to previous changes to
File.join& al.