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LibWeb: Implement Node.contains

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Used by Web Components Polyfills.
This commit is contained in:
Luke 2021-07-05 05:55:02 +01:00 • committed by Andreas Kling
parent a826df773e
commit 9cae827f07
3 changed files with 9 additions and 0 deletions
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6
Userland/Libraries/LibWeb/DOM/Node.cpp
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@ -649,4 +649,10 @@ bool Node::is_scripting_disabled() const
return !document().browsing_context();
}
// https://dom.spec.whatwg.org/#dom-node-contains
bool Node::contains(RefPtr<Node> other) const
{
return other && other->is_inclusive_descendant_of(*this);
}
}