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feat: implement ShadowRoot::setHTMLUnsafe (#36240)

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Implements #36166

---------

Signed-off-by: TG <ebiritg@gmail.com>
This commit is contained in:
Kelechi Ebiri 2025-05-01 16:19:41 +01:00 • committed by GitHub
parent 5cdb0865ba
commit 1a3f10bba4
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11 changed files with 46 additions and 4940 deletions
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24
components/script/dom/element.rs
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@ -3025,28 +3025,8 @@ impl ElementMethods<crate::DomTypeHolder> for Element {
DomRoot::from_ref(self.upcast())
};
// Step 3. Unsafely set HTML given target, this, and compliantHTML.
// Let newChildren be the result of the HTML fragment parsing algorithm.
let new_children = ServoParser::parse_html_fragment(self, html, true, can_gc);
let context_document = {
if let Some(template) = self.downcast::<HTMLTemplateElement>() {
template.Content(can_gc).upcast::<Node>().owner_doc()
} else {
self.owner_document()
}
};
// Let fragment be a new DocumentFragment whose node document is contextElement's node document.
let frag = DocumentFragment::new(&context_document, can_gc);
// For each node in newChildren, append node to fragment.
for child in new_children {
frag.upcast::<Node>().AppendChild(&child, can_gc).unwrap();
}
// Replace all with fragment within target.
Node::replace_all(Some(frag.upcast()), &target, can_gc);
// Step 3. Unsafely set HTML given target, this, and compliantHTML
Node::unsafely_set_html(&target, self, html, can_gc);
}
/// <https://html.spec.whatwg.org/multipage/#dom-element-gethtml>