@@ -38,7 +38,7 @@ function fromJson(json, useNative) {
   var obj, p, expression;
 
   try {
-    if (useNative && JSON && JSON.parse) {
+    if (useNative && window.JSON && window.JSON.parse) {
       obj = JSON.parse(json);
       return transformDates(obj);
     }
Original file line number	Diff line number	Diff line change
`@@ -38,7 +38,7 @@ function fromJson(json, useNative) {`
`38`	`38`	`var obj, p, expression;`
`39`	`39`
`40`	`40`	`try {`
`41`		`- if (useNative && JSON && JSON.parse) {`
	`41`	`+ if (useNative && window.JSON && window.JSON.parse) {`
`42`	`42`	`obj = JSON.parse(json);`
`43`	`43`	`return transformDates(obj);`
`44`	`44`	`}`