implement Document#createAttribute

1 files changed, 17 insertions, 1 deletions

diff --git a/components/script/dom/document.rs b/components/script/dom/document.rs
index eaa4f2ca840..538678d31f7 100644
--- a/components/script/dom/document.rs
+++ b/components/script/dom/document.rs
@@ -2,7 +2,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-use dom::attr::AttrHelpers;
+use dom::attr::{Attr, AttrHelpers, StringAttrValue};
 use dom::bindings::cell::DOMRefCell;
 use dom::bindings::codegen::Bindings::DocumentBinding;
 use dom::bindings::codegen::Bindings::DocumentBinding::{DocumentMethods, DocumentReadyState};
@@ -622,6 +622,22 @@ impl<'a> DocumentMethods for JSRef<'a, Document> {
                            ScriptCreated))
     }
 
+    // http://dom.spec.whatwg.org/#dom-document-createattribute
+    fn CreateAttribute(self, local_name: DOMString) -> Fallible<Temporary<Attr>> {
+        if xml_name_type(local_name.as_slice()) == InvalidXMLName {
+            debug!("Not a valid element name");
+            return Err(InvalidCharacter);
+        }
+
+        let window = self.window.root();
+        let name = Atom::from_slice(local_name.as_slice());
+        // repetition used because string_cache::atom::Atom is non-copyable
+        let l_name = Atom::from_slice(local_name.as_slice());
+        let value = StringAttrValue("".to_string());
+
+        Ok(Attr::new(*window, name, value, l_name, ns!(""), None, None))
+    }
+
     // http://dom.spec.whatwg.org/#dom-document-createdocumentfragment
     fn CreateDocumentFragment(self) -> Temporary<DocumentFragment> {
         DocumentFragment::new(self)