Add popover open check in attribute change steps #9526
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Fixes whatwg#9459 Chromium has already had this check for some time, and without it firefox hits an assertion: whatwg#9459
This was referenced Jul 17, 2023
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Firfox will introduce this check at https://phabricator.services.mozilla.com/D181880. Thanks @josepharhar! |
4 tasks
| <li><p>If <var>oldValue</var> and <var>value</var> are in different <span | ||
| data-x="attr-popover">states</span>, then run the <span>hide popover algorithm</span> given | ||
| <var>element</var>, true, true, and false.</p></li> | ||
| <li><p>If <var>element</var>'s <span>popover visibility state</span> is in the <span |
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The change proposed in #9459 (comment) is slightly different. Was the second check skip intentionally?
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Ah, yeah I see you mentioned checking the popover showing or hiding flag.
Does your jsfiddle from this comment show why checking the popover showing or hiding flag helps?
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@josepharhar: sorry, due to the complexity of the topic and lack of time I currently can't answer that question.
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Fixes #9459
Chromium has already had this check for some time, and without it firefox hits an assertion:
#9459
(See WHATWG Working Mode: Changes for more details.)
/popover.html ( diff )