Implement Regex engine on PCRE2#12856
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Nice! So this one seems to be working better than the last one. I ran the specs on https://github.com/jwoertink/CrystalEmail to test |
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No issues on my M2 via nix-shell (requires adding |
beta-ziliani
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Dec 21, 2022
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shouldn't this be private (or protected)?
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The entire Regex::PCRE2 namespace is :nodoc: so I think visibility doesn't matter much. I suppose it could be protected, though.
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yes, it's just nitpicking, I was wondering if there were a reason to leave it public
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This is a re-issue of #12840 which was reverted due to errors. The updated branch includes several bugfixes and enhancements.
This is an initial implementation of a
Regexengine backend based on PCRE2 (see #12790).All existing regex specs succeed with PCRE2 🎉
This is an MVP and does not include JIT compilation (I'm planning a follow-up).
PCRE2 is currently not automatically selected. It's opt-in via the compiler flag
-Dforce_pcre2.If you have Crystal software that makes heavy use of regular expressions, please give this patch a try in order to identify potential issues in practical use cases. Performance comparisons are also welcome.
libpcre2-8(this is also the package name on some systems).pkg-configneeds the.pcconfiguration which may require installing the devel package oflibpcre2.Significant changes from #12840: