fix(tab): exclude hidden descendants #579
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Hidden elements should be excluded from tab order. Hidden attribute can be overwritten by stylesheets. There is a bug in jsdom that has to be resolved first. See jsdom/jsdom#3111
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Coverage 100.00% 100.00%
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Files 13 13
Lines 719 728 +9
Branches 228 232 +4
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+ Hits 719 728 +9
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This was referenced Mar 9, 2021
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This was referenced Oct 11, 2024
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What:
Exclude descendants of hidden elements.
Replaces #556
Why:
Browser does not include hidden parts of the DOM tree in tab order.
How:
Run
window.getComputedStyle()for every ancestor element.If one is hidden, exclude the element from tab order.
Checklist: