fix(Builder): fixes mask modifier being removed by mistake

Author: iobaixas

README.md

@@ -896,9 +896,9 @@ Following the Angular conventions, attributes that start with a '$' symbol are c
 
 ```javascript
 var Bike = restmod.model('/bikes').mix({
-	createdAt: {mask:'CU'}, // won't send this attribute on Create or Update
-	viewCount: {mask:'R'}, // won't load this attribute on Read (fetch)
-	opened: {mask:true}, // will ignore this attribute in relation to the API
+	createdAt: { ignore: 'CU' }, // won't send on Create or Update
+	viewCount: { ignore: 'R' }, // won't load on Read (fetch)
+	opened: { ignore: true }, // will ignore in every request and response
 });
 ```
 

src/module/builder.js

@@ -175,6 +175,7 @@ RMModule.factory('RMBuilder', ['$injector', 'inflector', '$log', 'RMUtils', func
     var mappings = [
       { fun: 'attrDefault', sign: ['init'] },
       { fun: 'attrMask', sign: ['ignore'] },
+      { fun: 'attrMask', sign: ['mask'] },
       { fun: 'attrMap', sign: ['map', 'force'] },
       { fun: 'attrDecoder', sign: ['decode', 'param', 'chain'] },
       { fun: 'attrEncoder', sign: ['encode', 'param', 'chain'] },

test/builder-spec.js

@@ -139,5 +139,18 @@ describe('Restmod builder:', function() {
     });
   });
 
+  // Builtin object modifiers
+
+  describe('mask', function() {
+    it('should register a new mask ', function() {
+      var Bike = restmod.model(null, {
+        foo: { mask: 'CU' }
+      });
+
+      var bike = Bike.$build({ foo: 'bar' }).$encode('CU');
+      expect(bike.foo).toBeUndefined();
+    });
+  });
+
 });