Optimize String#index(Char) and #rindex(Char) for invalid UTF-8
#14461
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Co-authored-by: Johannes Müller <straightshoota@gmail.com>
Co-authored-by: Johannes Müller <straightshoota@gmail.com>
Sija
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Apr 9, 2024
Co-authored-by: Sijawusz Pur Rahnama <sija@sija.pl>
straight-shoota
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Apr 9, 2024
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If
str.single_byte_optimizable?is true, thenstrcontains only ASCII characters and invalid UTF-8 byte sequences, therefore we can immediately reject any non-ASCII codepoint.