Merge pull request #320 from kvanwagenen/master

Fix for incorrect argument handling in delete accessor of Many association

Author: dresende

lib/Associations/Many.js

@@ -257,8 +257,22 @@ function extendInstance(Model, Instance, Driver, association, opts, createInstan
 	});
 	Object.defineProperty(Instance, association.delAccessor, {
 		value: function () {
-			var Associations = Array.prototype.slice.apply(arguments);
-			var cb = (typeof Associations[Associations.length - 1] == "function" ? Associations.pop() : noOperation);
+			var Associations = [];
+			var cb = noOperation;
+			for (var i = 0; i < arguments.length; i++) {
+				switch (typeof arguments[i]) {
+					case "function":
+						cb = arguments[i];
+						break;
+					case "object":
+						if (Array.isArray(arguments[i])) {
+							Associations = Associations.concat(arguments[i]);
+						} else if (arguments[i].isInstance) {
+							Associations.push(arguments[i]);
+						}
+						break;
+				}
+			}
 			var conditions = {};
 			var run = function () {
 				if (Driver.hasMany) {