[parser] properly removed self-closing tag support

also replaced call to `Array#slice` with setting the stack's `length`
property

lib/Parser.js

@@ -154,32 +154,41 @@ Parser.prototype.onclosetag = function(name){
 	if(!(this._options.xmlMode || "lowerCaseTags" in this._options) || this._options.lowerCaseTags){
 		name = name.toLowerCase();
 	}
+
 	if(this._stack.length && (!(name in voidElements) || this._options.xmlMode)){
 		var pos = this._stack.lastIndexOf(name);
 		if(pos !== -1){
 			if(this._cbs.onclosetag){
 				pos = this._stack.length - pos;
 				while(pos--) this._cbs.onclosetag(this._stack.pop());
 			}
-			else this._stack.splice(pos);
+			else this._stack.length = pos;
 		} else if(name === "p" && !this._options.xmlMode){
 			this.onopentagname(name);
-			this.onselfclosingtag();
+			this._closeCurrentTag();
 		}
 	} else if(!this._options.xmlMode && (name === "br" || name === "p")){
 		this.onopentagname(name);
-		this.onselfclosingtag();
+		this._closeCurrentTag();
 	}
 };
 
 Parser.prototype.onselfclosingtag = function(){
+	if(this._options.xmlMode){
+		this._closeCurrentTag();
+	} else {
+		this.onopentagend();
+	}
+};
+
+Parser.prototype._closeCurrentTag = function(){
 	var name = this._tagname;
 
 	this.onopentagend();
 
 	//self-closing tags will be on the top of the stack
 	//(cheaper check than in onclosetag)
-	if(!this._options.xmlMode && this._stack[this._stack.length-1] === name){
+	if(this._stack[this._stack.length-1] === name){
 		if(this._cbs.onclosetag){
 			this._cbs.onclosetag(name);
 		}