CSS :has() : Non-forgiving parsing

Category: CSS
Type: No developer-visible change
Status: In developer trial (Behind a flag) (Chrome 112)
Intent stage: Prepare to ship

Summary

Make :has() unforgiving - ':has()' will be invalid if there is an invalid selector in its argument. CSSWG issue resolution: https://github.com/w3c/csswg-drafts/issues/7676#issuecomment-1341347244

Standards & signals

Specification: https://github.com/w3c/csswg-drafts/commit/4756df80dd753095dd1311083840c5c433e953a7
Firefox: No signal
Safari: Positive — PR to apply : https://github.com/WebKit/WebKit/pull/8428
Web developers: Positive — This fixes jQuery ':has()' conflict issue : https://github.com/w3c/csswg-drafts/issues/7676

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