Handle null strings in Namespace::new.

This also avoids a string copy in the rare case of an unrecognized namespace.
This commit is contained in:
Ms2ger 2014-09-23 22:22:45 +02:00
parent 4546d5d23c
commit d3d7c1dabd
5 changed files with 21 additions and 24 deletions

View file

@ -37,7 +37,7 @@ use style;
use servo_util::atom::Atom;
use servo_util::namespace;
use servo_util::namespace::{Namespace, Null};
use servo_util::str::{DOMString, null_str_as_empty_ref};
use servo_util::str::DOMString;
use std::ascii::StrAsciiExt;
use std::cell::{Cell, RefCell};
@ -599,7 +599,7 @@ impl<'a> ElementMethods for JSRef<'a, Element> {
fn GetAttributeNS(self,
namespace: Option<DOMString>,
local_name: DOMString) -> Option<DOMString> {
let namespace = Namespace::from_str(null_str_as_empty_ref(&namespace));
let namespace = Namespace::from_str(namespace);
self.get_attribute(namespace, local_name.as_slice()).root()
.map(|attr| attr.deref().Value())
}
@ -646,7 +646,7 @@ impl<'a> ElementMethods for JSRef<'a, Element> {
}
// Step 1.
let namespace = Namespace::from_str(null_str_as_empty_ref(&namespace_url));
let namespace = Namespace::from_str(namespace_url);
let name_type = xml_name_type(name.as_slice());
match name_type {
@ -718,7 +718,7 @@ impl<'a> ElementMethods for JSRef<'a, Element> {
fn RemoveAttributeNS(self,
namespace: Option<DOMString>,
localname: DOMString) {
let namespace = Namespace::from_str(null_str_as_empty_ref(&namespace));
let namespace = Namespace::from_str(namespace);
self.remove_attribute(namespace, localname.as_slice())
}