RESOLVED FIXED Bug 233631
[:has() pseudo-class] Cache :has() failures for subtrees 
https://bugs.webkit.org/show_bug.cgi?id=233631
Summary [:has() pseudo-class] Cache :has() failures for subtrees
Antti Koivisto
Reported 2021-11-30 04:10:33 PST
Add a temporary (style resolution/invalidation scoped) cache that remembers whether a given :has() argument has any matches in a subtree.
Attachments
Patch (8.99 KB, patch)
2021-11-30 05:58 PST, Antti Koivisto 		no flags
DetailsFormatted DiffDiff
Patch for landing (8.94 KB, patch)
2021-11-30 08:51 PST, Antti Koivisto 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Antti Koivisto
Comment 1 2021-11-30 05:58:02 PST
Created attachment 445410 [details] Patch
Simon Fraser (smfr)
Comment 2 2021-11-30 08:48:48 PST
Comment on attachment 445410 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=445410&action=review > Source/WebCore/css/SelectorChecker.cpp:1252 > - // FIXME: This is almost the worst possible implementation in terms of performance. > + // FIXME: This could be better in terms of performance. NIce.
Antti Koivisto
Comment 3 2021-11-30 08:51:39 PST
Created attachment 445422 [details] Patch for landing
EWS
Comment 4 2021-11-30 10:03:35 PST
Committed r286302 (244661@main): <https://commits.webkit.org/244661@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 445422 [details].
Radar WebKit Bug Importer
Comment 5 2021-11-30 10:04:26 PST
<rdar://problem/85871354>
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