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script: fix querySelector returning the root (#33174)

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Signed-off-by: Nolan Lawson <nolan@nolanlawson.com>
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Nolan Lawson 2024-08-25 02:16:26 -07:00 • committed by GitHub
parent c79d9e68a3
commit 67e2bb0ee6
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3 changed files with 4 additions and 9 deletions
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6
components/script/dom/node.rs
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@ -982,8 +982,10 @@ impl Node {
NeedsSelectorFlags::No,
MatchingForInvalidation::No,
);
Ok(self
.traverse_preorder(ShadowIncluding::No)
let mut descendants = self.traverse_preorder(ShadowIncluding::No);
// Skip the root of the tree.
assert!(&*descendants.next().unwrap() == self);
Ok(descendants
.filter_map(DomRoot::downcast)
.find(|element| matches_selector_list(&selectors, element, &mut ctx)))
},