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LibWeb: Implement (most of) the assigned slot/slottable lookup APIs

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This implements looking up a slottable's assigned slot, and a slot's
list of assigned slottables. For the latter, only unflattened lookups
are implemented so far.
This commit is contained in:
Timothy Flynn 2023-09-05 15:10:31 -04:00 • committed by Andreas Kling
parent b602ee7ddd
commit 683ce8e615
2 changed files with 33 additions and 6 deletions
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7
Userland/Libraries/LibWeb/DOM/Slottable.cpp
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@ -25,8 +25,11 @@ void SlottableMixin::visit_edges(JS::Cell::Visitor& visitor)
// https://dom.spec.whatwg.org/#dom-slotable-assignedslot
JS::GCPtr<HTML::HTMLSlotElement> SlottableMixin::assigned_slot()
{
// FIXME: The assignedSlot getter steps are to return the result of find a slot given this and with the open flag set.
return nullptr;
auto* node = dynamic_cast<DOM::Node*>(this);
VERIFY(node);
// The assignedSlot getter steps are to return the result of find a slot given this and with the open flag set.
return find_a_slot(node->as_slottable(), OpenFlag::Set);
}
JS::GCPtr<HTML::HTMLSlotElement> assigned_slot_for_node(JS::NonnullGCPtr<Node> node)