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Fix rooting in script

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This commit is contained in:
Manish Goregaokar 2015-07-21 22:22:16 +05:30
parent f6f0a7e4aa
commit 511e3337fb
2 changed files with 21 additions and 14 deletions
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29
components/script/dom/node.rs
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@ -328,14 +328,14 @@ impl<'a> PrivateNodeHelpers for &'a Node {
match before {
Some(ref before) => {
assert!(before.parent_node.get().map(Root::from_rooted).r() == Some(self));
match before.prev_sibling.get() {
let prev_sibling = before.prev_sibling.get_rooted();
match prev_sibling {
None => {
assert!(Some(*before) == self.first_child.get().map(Root::from_rooted).r());
self.first_child.set(Some(JS::from_ref(new_child)));
},
Some(ref prev_sibling) => {
let prev_sibling = prev_sibling.root();
prev_sibling.r().next_sibling.set(Some(JS::from_ref(new_child)));
prev_sibling.next_sibling.set(Some(JS::from_ref(new_child)));
new_child.prev_sibling.set(Some(JS::from_ref(prev_sibling.r())));
},
}
@ -343,11 +343,11 @@ impl<'a> PrivateNodeHelpers for &'a Node {
new_child.next_sibling.set(Some(JS::from_ref(before)));
},
None => {
match self.last_child.get() {
let last_child = self.last_child.get_rooted();
match last_child {
None => self.first_child.set(Some(JS::from_ref(new_child))),
Some(ref last_child) => {
let last_child = last_child.root();
assert!(last_child.r().next_sibling.get().is_none());
assert!(last_child.next_sibling.get().is_none());
last_child.r().next_sibling.set(Some(JS::from_ref(new_child)));
new_child.prev_sibling.set(Some(JS::from_rooted(&last_child)));
}
@ -365,22 +365,22 @@ impl<'a> PrivateNodeHelpers for &'a Node {
/// Fails unless `child` is a child of this node.
fn remove_child(self, child: &Node) {
assert!(child.parent_node.get().map(Root::from_rooted).r() == Some(self));
match child.prev_sibling.get() {
let prev_sibling = child.prev_sibling.get_rooted();
match prev_sibling {
None => {
self.first_child.set(child.next_sibling.get());
}
Some(ref prev_sibling) => {
prev_sibling.root().r().next_sibling.set(child.next_sibling.get());
prev_sibling.next_sibling.set(child.next_sibling.get());
}
}
match child.next_sibling.get() {
let next_sibling = child.next_sibling.get_rooted();
match next_sibling {
None => {
self.last_child.set(child.prev_sibling.get());
}
Some(ref next_sibling) => {
next_sibling.root().r().prev_sibling.set(child.prev_sibling.get());
next_sibling.prev_sibling.set(child.prev_sibling.get());
}
}
@ -1476,9 +1476,10 @@ impl Node {
// https://dom.spec.whatwg.org/#concept-node-adopt
pub fn adopt(node: &Node, document: &Document) {
// Step 1.
match node.parent_node.get() {
let parent_node = node.parent_node.get_rooted();
match parent_node {
Some(ref parent) => {
Node::remove(node, parent.root().r(), SuppressObserver::Unsuppressed);
Node::remove(node, parent, SuppressObserver::Unsuppressed);
}
None => (),
}