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Implement Element#closest

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fixes #4603

- Add definition to the Element.webidl and implementation to element.rs.
- Create inclusive_ancestors helper in NodeHelpers
- Update test expectations
This commit is contained in:
Jim Hoskins 2015-01-12 22:34:17 -08:00
parent 2a9acdcb73
commit 7759358e09
6 changed files with 27 additions and 83 deletions
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7
components/script/dom/node.rs
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@ -397,6 +397,7 @@ impl<'a> Iterator<JSRef<'a, Node>> for QuerySelectorIterator<'a> {
pub trait NodeHelpers<'a> {
fn ancestors(self) -> AncestorIterator<'a>;
fn inclusive_ancestors(self) -> AncestorIterator<'a>;
fn children(self) -> NodeChildrenIterator<'a>;
fn rev_children(self) -> ReverseChildrenIterator;
fn child_elements(self) -> ChildElementIterator<'a>;
@ -798,6 +799,12 @@ impl<'a> NodeHelpers<'a> for JSRef<'a, Node> {
}
}
fn inclusive_ancestors(self) -> AncestorIterator<'a> {
AncestorIterator {
current: Some(self.clone())
}
}
fn owner_doc(self) -> Temporary<Document> {
self.owner_doc.get().unwrap()
}