Adding 'as' typecasting

Author: GavinMendelGleason

lib/woql.js

@@ -219,7 +219,7 @@ WOQL.with = function(graph, source, query){	return new WOQLQuery().with(graph, s
  * @param {string} vari - Target
  * @return {object} WOQLQuery
  */
-WOQL.as = function(map, vari){	return new WOQLQuery().as(map, vari); }
+WOQL.as = function(map, vari, ty){	return new WOQLQuery().as(map, vari, ty); }
 
 /**
  * Provides details of a remote data source in a JSON format that includes a URL property
@@ -1529,7 +1529,7 @@ WOQLQuery.prototype.boxDatatype = function(datatype, label, descr, graph, prefix
 }
 
 
-WOQLQuery.prototype.as = function(a, b){
+WOQLQuery.prototype.as = function(a, b, c){
 	if(!a) return;
 	if(!this.asArray){
 		this.asArray = true;
@@ -1538,7 +1538,12 @@ WOQLQuery.prototype.as = function(a, b){
 	if(b){
 		b = (b.indexOf(":") == -1 ? "v:" + b : b);
 		var val = (typeof a == "object" ? a : { "@value" : a});
-		this.query.push({as: [val, b]});
+
+        if(c){
+		    this.query.push({as: [val, b, c]});
+        }else{
+            this.query.push({as: [val, b]});
+        }
 	}
 	else {
 		a = (a.indexOf(":") == -1 ? "v:" + a : a);