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Optimize Node.normalize().

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Do not copy the discarded node's text data, borrow it.

Closes #6658.
This commit is contained in:
Michael Howell 2015-07-19 17:44:48 -07:00
parent 36d732a60a
commit 402a2a8717
2 changed files with 7 additions and 3 deletions
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7
components/script/dom/characterdata.rs
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@ -79,7 +79,7 @@ impl<'a> CharacterDataMethods for &'a CharacterData {
// https://dom.spec.whatwg.org/#dom-characterdata-appenddatadata
fn AppendData(self, data: DOMString) {
self.data.borrow_mut().push_str(&data);
self.append_data(&*data);
}
// https://dom.spec.whatwg.org/#dom-characterdata-insertdataoffset-data
@ -159,6 +159,7 @@ pub enum CharacterDataTypeId {
pub trait CharacterDataHelpers<'a> {
fn data(self) -> Ref<'a, DOMString>;
fn append_data(self, data: &str);
}
impl<'a> CharacterDataHelpers<'a> for &'a CharacterData {
@ -166,6 +167,10 @@ impl<'a> CharacterDataHelpers<'a> for &'a CharacterData {
fn data(self) -> Ref<'a, DOMString> {
self.data.borrow()
}
#[inline]
fn append_data(self, data: &str) {
self.data.borrow_mut().push_str(data)
}
}
#[allow(unsafe_code)]