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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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30
components/script/dom/node.rs
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@ -110,7 +110,7 @@ use crate::dom::pointerevent::{PointerEvent, PointerId};
use crate::dom::processinginstruction::ProcessingInstruction;
use crate::dom::range::WeakRangeVec;
use crate::dom::raredata::NodeRareData;
use crate::dom::servoparser::serialize_html_fragment;
use crate::dom::servoparser::{ServoParser, serialize_html_fragment};
use crate::dom::shadowroot::{IsUserAgentWidget, LayoutShadowRootHelpers, ShadowRoot};
use crate::dom::stylesheetlist::StyleSheetListOwner;
use crate::dom::svgsvgelement::{LayoutSVGSVGElementHelpers, SVGSVGElement};
@ -316,6 +316,34 @@ impl Node {
}
}
/// Implements the "unsafely set HTML" algorithm as specified in:
/// <https://html.spec.whatwg.org/multipage/#concept-unsafely-set-html>
pub fn unsafely_set_html(
target: &Node,
context_element: &Element,
html: DOMString,
can_gc: CanGc,
) {
// Step 1. Let newChildren be the result of the HTML fragment parsing algorithm.
let new_children = ServoParser::parse_html_fragment(context_element, html, true, can_gc);
// Step 2. Let fragment be a new DocumentFragment whose node document is contextElement's node document.
let context_document = context_element.owner_document();
let fragment = DocumentFragment::new(&context_document, can_gc);
// Step 3. For each node in newChildren, append node to fragment.
for child in new_children {
fragment
.upcast::<Node>()
.AppendChild(&child, can_gc)
.unwrap();
}
// Step 4. Replace all with fragment within target.
Node::replace_all(Some(fragment.upcast()), target, can_gc);
}
pub(crate) fn clean_up_style_and_layout_data(&self) {
self.owner_doc().cancel_animations_for_node(self);
self.style_data.borrow_mut().take();