Support ::part selector (#37307)

This is pretty much just wiring up the necessary stylo methods. Note
that the `exportparts` attribute is not yet supported, I'll do that in a
followup change

Testing: Covered by existing web platform tests.
This is the first half of https://github.com/servo/servo/issues/35349

Fixes https://github.com/servo/servo/issues/37325

---------

Signed-off-by: Simon Wülker <simon.wuelker@arcor.de>
This commit is contained in:
Simon Wülker 2025-06-09 12:17:28 +02:00 committed by GitHub
parent 73ee36be00
commit 0fa3de3937
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
36 changed files with 119 additions and 348 deletions

View file

@ -437,7 +437,7 @@ impl HTMLElementMethods<crate::DomTypeHolder> for HTMLElement {
document.request_focus(None, FocusInitiator::Local, can_gc);
}
// https://drafts.csswg.org/cssom-view/#dom-htmlelement-offsetparent
/// <https://drafts.csswg.org/cssom-view/#dom-htmlelement-offsetparent>
fn GetOffsetParent(&self, can_gc: CanGc) -> Option<DomRoot<Element>> {
if self.is::<HTMLBodyElement>() || self.is::<HTMLHtmlElement>() {
return None;