Adds ORM own type of errors (dresende#455)

dresende · dresende · commit 77763395764f · 2014-02-23T23:19:55.000Z
diff --git a/lib/ErrorCodes.js b/lib/ErrorCodes.js
@@ -17,16 +17,32 @@ Object.defineProperty(exports, "PARAM_MISSMATCH", {
 
 Object.defineProperty(exports, "generateError", {
 	value: function (code, message, extra) {
-		var err = new Error(message);
-		err.code = code;
+		var err = new ORMError(message);
+
+		err.setCode(code);
 
 		if (extra) {
-			for (var k in extra) {
-				err[k] = extra[k];
-			}
+			err.setExtra(extra);
 		}
 
 		return err;
 	},
 	enumerable : false
 });
+
+function ORMError(message) {
+	this.message = message;
+}
+
+ORMError.prototype = new Error();
+ORMError.prototype.constructor = ORMError;
+
+ORMError.prototype.setCode = function (code) {
+	this.code = code;
+};
+
+ORMError.prototype.setExtra = function (extra) {
+	for (var k in extra) {
+		this[k] = extra[k];
+	}
+};
