218290 2020-10-28 09:53:06 -0700 Using ShadowRoot.delegatesFocus causes page to refresh 2020-10-28 11:29:01 -0700 1 1 1 Unclassified WebKit DOM Safari 14 Mac macOS 10.15 RESOLVED DUPLICATE 215622 InRadar P2 Normal --- 1 caleb.d.williams webkit-unassigned cdumez smoley webkit-bug-importer oldest_to_newest 1702349 0 caleb.d.williams 2020-10-28 09:53:06 -0700 Attaching a shadow root with `delegatesFocus: true` will break a page of a click occurs inside the shadow DOM. A simple reproduction can be found a https://codepen.io/pen/MWeQaME 1702360 1 caleb.d.williams 2020-10-28 10:15:02 -0700 Update: This seems to happen only when there is no to focusable child in the shadow root (including buttons due to how WebKit handles button focus). With something like an input in the shadow root, things work just fine. 1702394 2 smoley 2020-10-28 11:07:43 -0700 Thanks for filing, I can reproduce this on Safari 14.0 but I haven't been able to reproduce it on Safari 14.0.1 or 14.1. Are you able to reproduce this on later builds? 1702395 3 webkit-bug-importer 2020-10-28 11:07:57 -0700 <rdar://problem/70771527> 1702403 4 smoley 2020-10-28 11:28:07 -0700 Apple internal see rdar://66832677. 1702406 5 smoley 2020-10-28 11:29:01 -0700 *** This bug has been marked as a duplicate of bug 215622 ***