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Implement ElementInternals::shadowRoot (#35923)

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* Implement ElementInternals::shadowRoot

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>
This commit is contained in:
Simon Wülker 2025-03-12 01:09:32 +01:00 • committed by GitHub
parent f527217bdc
commit 8034216d06
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7 changed files with 44 additions and 12 deletions
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14
components/script/dom/shadowroot.rs
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@ -2,6 +2,7 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use std::cell::Cell;
use std::collections::HashMap;
use std::collections::hash_map::Entry;
@ -72,6 +73,9 @@ pub(crate) struct ShadowRoot {
/// <https://dom.spec.whatwg.org/#dom-shadowroot-clonable>
clonable: bool,
/// <https://dom.spec.whatwg.org/#shadowroot-available-to-element-internals>
available_to_element_internals: Cell<bool>,
slots: DomRefCell<HashMap<DOMString, Vec<Dom<HTMLSlotElement>>>>,
}
@ -103,6 +107,7 @@ impl ShadowRoot {
mode,
slot_assignment_mode,
clonable,
available_to_element_internals: Cell::new(false),
slots: Default::default(),
}
}
@ -252,6 +257,15 @@ impl ShadowRoot {
pub(crate) fn has_slot_descendants(&self) -> bool {
!self.slots.borrow().is_empty()
}
pub(crate) fn set_available_to_element_internals(&self, value: bool) {
self.available_to_element_internals.set(value);
}
/// <https://dom.spec.whatwg.org/#shadowroot-available-to-element-internals>
pub(crate) fn is_available_to_element_internals(&self) -> bool {
self.available_to_element_internals.get()
}
}
impl ShadowRootMethods<crate::DomTypeHolder> for ShadowRoot {