fix: bypass Date for AV._decode (#425)

Author: leeyeh

src/av.js

@@ -266,7 +266,7 @@ AV._encode = function(value, seenObjects, disallowObjects) {
  * @private
  */
 AV._decode = function(value, key) {
-  if (!_.isObject(value)) {
+  if (!_.isObject(value) || _.isDate(value)) {
     return value;
   }
   if (_.isArray(value)) {

test/av.js

@@ -25,5 +25,13 @@ describe('AV utils', () => {
       array[0].should.be.a.String();
       array[0].should.be.exactly(value);
     });
+
+    it('should bypass with non-plain object', () => {
+      const now = new Date();
+      AV._decode(now).should.be.exactly(now);
+      AV._decode(3.14).should.be.exactly(3.14);
+      AV._decode(false).should.be.exactly(false);
+      AV._decode('false').should.be.exactly('false');
+    });
   });
 });