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Set is value when constructing custom elements with the new operator (#35930)

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* Add doc comments throughout the code

Signed-off-by: Simon Wülker <simon.wuelker@arcor.de>

* Set is-value for elements constructed with the "new" operator

Signed-off-by: Simon Wülker <simon.wuelker@arcor.de>

* Allow custom elements to extend <slot>

Signed-off-by: Simon Wülker <simon.wuelker@arcor.de>

* Update WPT expectations

Signed-off-by: Simon Wülker <simon.wuelker@arcor.de>

---------

Signed-off-by: Simon Wülker <simon.wuelker@arcor.de>
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Simon Wülker 2025-03-12 18:53:27 +01:00 • committed by GitHub
parent bb3d28bca7
commit b10c53ba6b
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7 changed files with 71 additions and 373 deletions
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components/script/dom/element.rs
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@ -174,6 +174,7 @@ pub struct Element {
attrs: DomRefCell<Vec<Dom<Attr>>>,
#[no_trace]
id_attribute: DomRefCell<Option<Atom>>,
/// <https://dom.spec.whatwg.org/#concept-element-is-value>
#[no_trace]
is: DomRefCell<Option<LocalName>>,
#[ignore_malloc_size_of = "Arc"]
@ -344,6 +345,7 @@ impl Element {
*self.is.borrow_mut() = Some(is);
}
/// <https://dom.spec.whatwg.org/#concept-element-is-value>
pub(crate) fn get_is(&self) -> Option<LocalName> {
self.is.borrow().clone()
}