[parser] don't overwrite attribute values on second occurence

as described in tautologistics#42
kirbysayshi · Jul 21, 2013 · a6b6865 · a6b6865
1 parent 830c157
commit a6b6865
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/lib/Parser.js b/lib/Parser.js
@@ -174,7 +174,12 @@ Parser.prototype.onattribname = function(name){
 
 Parser.prototype.onattribvalue = function attribValue(value){
 	if(this._cbs.onattribute) this._cbs.onattribute(this._attribname, value);
-	if(this._attribs) this._attribs[this._attribname] = value;
+	if(
+		this._attribs &&
+		!Object.prototype.hasOwnProperty.call(this._attribs, this._attribname)
+	){
+		this._attribs[this._attribname] = value;
+	}
 	this._attribname = "";
 };