set now can handle multiple objects

index.js

@@ -1,5 +1,34 @@
-var _ = require('bower_components/lodash/lodash.js'),
-    deepExtend = require('bower_components/deepExtend/index.js');
+var _ = require('bower_components/lodash/lodash.js');
+
+function deepExtend(obj) {
+
+    var cloneArray = function(arr){
+        return _.map(arr, function(item){
+            if (_.isPlainObject(item)) {
+                return deepExtend({}, item);
+            } else if (_.isArray(item)) {
+                return cloneArray(item);
+            } else {
+                return item;
+            }
+        })
+    };
+
+    _.each([].slice.call(arguments, 1), function(source) {
+        _.forOwn(source, function(value, key) {
+            if (_.isPlainObject(value)) {
+                obj[key] = deepExtend({}, obj[key], value);
+            } else if (_.isArray(value)) {
+                obj[key] = cloneArray(value);
+            } else {
+                obj[key] = value;
+            }
+        });
+    });
+
+    return obj;
+
+}
 
 function getChanges(newData, oldData) {
 
@@ -51,14 +80,15 @@ module.exports = function (object, path, data) {
     var changedData;
 
     if (typeof path === 'string') {
-        data = pathToObject(path, data);
+        data = pathToObject(path, deepExtend.apply(null, [].slice.call(arguments, 2)));
     } else {
-        data = path;
+        data = deepExtend.apply(null, [].slice.call(arguments, 1));
     }
 
     changedData = getChanges(data, object);
 
     deepExtend(object, changedData);
 
     return changedData;
+
 };

index.spec.js

@@ -8,7 +8,7 @@ describe(module.id, function(){
 
         set(obj, 'a.b.c', 'abc');
 
-        expect(obj.a.b.c).toBe('abc');
+        expect(obj.a.b.c).toEqual('abc');
     });
 
     it('Set return only changed properties', function(){
@@ -63,7 +63,7 @@ describe(module.id, function(){
 
         set(object, 'a.b', false);
 
-        expect(object.a.b).toBeFalsy();
+        expect(object.a.b).toEqual(false);
     });
 
     it('Set number', function(){
@@ -76,7 +76,7 @@ describe(module.id, function(){
 
         set(object, 'a.b', 1);
 
-        expect(object.a.b).toBe(1);
+        expect(object.a.b).toEqual(1);
     });
 
     it('Set array', function(){
@@ -106,4 +106,48 @@ describe(module.id, function(){
 
     });
 
+    it('Set multiple objects on object', function(){
+
+        var object = {
+            a: 1
+        };
+
+        set(object, {
+            b: 2
+        }, {
+            c: 3
+        });
+
+        expect(object).toEqual({a: 1, b: 2, c: 3});
+
+    });
+
+    it('Set multiple objects on object path', function(){
+
+        var object = {
+            a: 1
+        };
+
+        set(object, 'a.b', {
+            c: 2
+        }, {
+            d: 3
+        });
+
+        expect(object).toEqual({a: {b: {c: 2, d: 3}}});
+
+    });
+
+    it('Set multiple objects on empty object return all new properties', function(){
+
+        var object = set({}, {
+            a: 1
+        }, {
+            b: 2
+        });
+
+        expect(object).toEqual({a: 1, b: 2});
+
+    });
+
 });