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LibWeb: Implement getting "ancestor navigables" of a document
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@ -2561,6 +2561,29 @@ Vector<JS::Handle<HTML::Navigable>> Document::inclusive_descendant_navigables()
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return navigables;
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}
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// https://html.spec.whatwg.org/multipage/document-sequences.html#ancestor-navigables
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Vector<JS::Handle<HTML::Navigable>> Document::ancestor_navigables()
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{
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// 1. Let navigable be document's node navigable's parent.
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VERIFY(navigable());
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auto navigable = this->navigable()->parent();
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// 2. Let ancestors be an empty list.
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Vector<JS::Handle<HTML::Navigable>> ancestors;
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// 3. While navigable is not null:
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while (navigable) {
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// 1. Prepend navigable to ancestors.
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ancestors.prepend(*navigable);
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// 2. Set navigable to navigable's parent.
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navigable = navigable->parent();
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}
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// 4. Return ancestors.
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return ancestors;
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}
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// https://html.spec.whatwg.org/multipage/browsers.html#list-of-the-descendant-browsing-contexts
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Vector<JS::Handle<HTML::BrowsingContext>> Document::list_of_descendant_browsing_contexts() const
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{
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