"The specificity of an ':is()', ':not()', or ':has()' pseudo-class is replaced by the specificity of the most specific complex selector in its selector list argument." https://www.w3.org/TR/selectors-4/#specificity-rules
Created attachment 449470 [details] Patch
Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/32448
This patch modifies the imported WPT tests. Please ensure that any changes on the tests (not coming from a WPT import) are exported to WPT. Please see https://trac.webkit.org/wiki/WPTExportProcess
Created attachment 449472 [details] Patch
Committed r288196 (246168@main): <https://commits.webkit.org/246168@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 449472 [details].
rdar://87768936