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LibWeb/HTML: Implement HTMLTemplateElement.content to spec

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No real behaviour change - it just means we VERIFY before returning the
value we returned before.
This commit is contained in:
Sam Atkins 2025-11-27 09:54:47 +00:00
parent a25cb679fb
commit 37d0741099
Notes: github-actions[bot] 2025-11-27 10:27:12 +00:00
3 changed files with 13 additions and 1 deletions
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10
Libraries/LibWeb/HTML/HTMLTemplateElement.cpp
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@ -76,6 +76,16 @@ WebIDL::ExceptionOr<void> HTMLTemplateElement::cloned(Node& copy, bool subtree)
return {}; return {};
} }
// https://html.spec.whatwg.org/multipage/scripting.html#dom-template-content
GC::Ref<DOM::DocumentFragment> HTMLTemplateElement::content_for_bindings() const
{
// 1. Assert: this's template contents is not a ShadowRoot node.
VERIFY(!m_content->is_shadow_root());
// 2. Return this's template contents.
return *m_content;
}
void HTMLTemplateElement::set_template_contents(GC::Ref<DOM::DocumentFragment> contents) void HTMLTemplateElement::set_template_contents(GC::Ref<DOM::DocumentFragment> contents)
{ {
m_content = contents; m_content = contents;

2
Libraries/LibWeb/HTML/HTMLTemplateElement.h
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@ -21,6 +21,8 @@ public:
GC::Ref<DOM::DocumentFragment> content() { return *m_content; } GC::Ref<DOM::DocumentFragment> content() { return *m_content; }
GC::Ref<DOM::DocumentFragment> const content() const { return *m_content; } GC::Ref<DOM::DocumentFragment> const content() const { return *m_content; }
GC::Ref<DOM::DocumentFragment> content_for_bindings() const;
void set_template_contents(GC::Ref<DOM::DocumentFragment>); void set_template_contents(GC::Ref<DOM::DocumentFragment>);
virtual void adopted_from(DOM::Document&) override; virtual void adopted_from(DOM::Document&) override;

2
Libraries/LibWeb/HTML/HTMLTemplateElement.idl
View file

@ -7,7 +7,7 @@ interface HTMLTemplateElement : HTMLElement {
[HTMLConstructor] constructor(); [HTMLConstructor] constructor();
readonly attribute DocumentFragment content; [ImplementedAs=content_for_bindings] readonly attribute DocumentFragment content;
[Reflect=shadowrootmode, Enumerated=ShadowRootMode, CEReactions] attribute DOMString shadowRootMode; [Reflect=shadowrootmode, Enumerated=ShadowRootMode, CEReactions] attribute DOMString shadowRootMode;
[Reflect=shadowrootdelegatesfocus, CEReactions] attribute boolean shadowRootDelegatesFocus; [Reflect=shadowrootdelegatesfocus, CEReactions] attribute boolean shadowRootDelegatesFocus;
[Reflect=shadowrootclonable, CEReactions] attribute boolean shadowRootClonable; [Reflect=shadowrootclonable, CEReactions] attribute boolean shadowRootClonable;