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script: Use atom comparison in more places, especially for attributes.

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75% improvement in style recalc for Guardians of the Galaxy.
This commit is contained in:
Patrick Walton 2014-09-12 13:28:37 -07:00
parent 61642d64b5
commit 874db26104
32 changed files with 300 additions and 147 deletions
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9
components/script/dom/htmlscriptelement.rs
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@ -16,6 +16,7 @@ use dom::eventtarget::{EventTarget, NodeTargetTypeId};
use dom::htmlelement::HTMLElement;
use dom::node::{Node, NodeHelpers, ElementNodeTypeId};
use servo_util::atom::Atom;
use servo_util::namespace::Null;
use servo_util::str::{DOMString, HTML_SPACE_CHARACTERS, StaticStringVec};
@ -75,7 +76,7 @@ static SCRIPT_JS_MIMES: StaticStringVec = &[
impl<'a> HTMLScriptElementHelpers for JSRef<'a, HTMLScriptElement> {
fn is_javascript(&self) -> bool {
let element: &JSRef<Element> = ElementCast::from_ref(self);
match element.get_attribute(Null, "type").root().map(|s| s.Value()) {
match element.get_attribute(Null, &satom!("type")).root().map(|s| s.Value()) {
Some(ref s) if s.is_empty() => {
// type attr exists, but empty means js
debug!("script type empty, inferring js");
@ -87,7 +88,9 @@ impl<'a> HTMLScriptElementHelpers for JSRef<'a, HTMLScriptElement> {
},
None => {
debug!("no script type");
match element.get_attribute(Null, "language").root().map(|s| s.Value()) {
match element.get_attribute(Null, &satom!("language"))
.root()
.map(|s| s.Value()) {
Some(ref s) if s.is_empty() => {
debug!("script language empty, inferring js");
true
@ -109,7 +112,7 @@ impl<'a> HTMLScriptElementHelpers for JSRef<'a, HTMLScriptElement> {
impl<'a> HTMLScriptElementMethods for JSRef<'a, HTMLScriptElement> {
fn Src(&self) -> DOMString {
let element: &JSRef<Element> = ElementCast::from_ref(self);
element.get_url_attribute("src")
element.get_url_attribute(&satom!("src"))
}
// http://www.whatwg.org/html/#dom-script-text