diff options
Diffstat (limited to 'components/script/dom')
| -rw-r--r-- | components/script/dom/treewalker.rs | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/components/script/dom/treewalker.rs b/components/script/dom/treewalker.rs index a85530df31e..84f91a598b8 100644 --- a/components/script/dom/treewalker.rs +++ b/components/script/dom/treewalker.rs @@ -298,14 +298,16 @@ impl<'a> PrivateTreeWalkerHelpers for &'a TreeWalker { { // "To **traverse children** of type *type*, run these steps:" // "1. Let node be the value of the currentNode attribute." - // "2. Set node to node's first child if type is first, and node's last child if type is last." let cur = self.current_node.get().root(); + + // "2. Set node to node's first child if type is first, and node's last child if type is last." + // "3. If node is null, return null." let mut node = match next_child(cur.r()) { Some(node) => node, None => return Ok(None), }; - // 3. Main: While node is not null, run these substeps: + // 4. Main: Repeat these substeps: 'main: loop { // "1. Filter node and let result be the return value." let result = try!(self.accept_node(node.r())); @@ -331,7 +333,7 @@ impl<'a> PrivateTreeWalkerHelpers for &'a TreeWalker { }, _ => {} } - // "4. While node is not null, run these substeps:" + // "4. Repeat these subsubsteps:" loop { // "1. Let sibling be node's next sibling if type is next, // and node's previous sibling if type is previous." @@ -359,8 +361,6 @@ impl<'a> PrivateTreeWalkerHelpers for &'a TreeWalker { } } } - // "4. Return null." - Ok(None) } // https://dom.spec.whatwg.org/#concept-traverse-siblings |