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| author | Anthony Ramine <n.oxyde@gmail.com> | 2015-04-18 13:43:33 +0200 |
|---|---|---|
| committer | Anthony Ramine <n.oxyde@gmail.com> | 2015-04-30 12:53:36 +0200 |
| commit | bc8b7952b80fc34a4651ecbf6551e21c391293ad (patch) | |
| tree | 1c37c8a7bdcf16c79c2ae60308538d50606fefbd /components/script/dom | |
| parent | d8c5092a6e73d80ed24499e99abd66f3736589a6 (diff) | |
| download | servo-bc8b7952b80fc34a4651ecbf6551e21c391293ad.tar.gz servo-bc8b7952b80fc34a4651ecbf6551e21c391293ad.zip | |
Implement NodeHelpers::index()
Diffstat (limited to 'components/script/dom')
| -rw-r--r-- | components/script/dom/node.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/components/script/dom/node.rs b/components/script/dom/node.rs index dfe91b6e17e..9143677d1e0 100644 --- a/components/script/dom/node.rs +++ b/components/script/dom/node.rs @@ -428,6 +428,7 @@ pub trait NodeHelpers { fn type_id(self) -> NodeTypeId; fn len(self) -> u32; + fn index(self) -> u32; fn parent_node(self) -> Option<Temporary<Node>>; fn first_child(self) -> Option<Temporary<Node>>; @@ -579,6 +580,11 @@ impl<'a> NodeHelpers for JSRef<'a, Node> { } } + // https://dom.spec.whatwg.org/#concept-tree-index + fn index(self) -> u32 { + self.preceding_siblings().count() as u32 + } + fn parent_node(self) -> Option<Temporary<Node>> { self.parent_node.get().map(Temporary::from_rooted) } |