Add check for defineProperty and getOwnPropertyDescriptor

babel · Nov 18, 2017 · ebad225 · ebad225
1 parent 25fb92b
commit ebad225
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/packages/babel-helpers/src/helpers.js b/packages/babel-helpers/src/helpers.js
@@ -450,7 +450,9 @@ helpers.interopRequireWildcard = defineHelper(`
       if (obj != null) {
         for (var key in obj) {
           if (Object.prototype.hasOwnProperty.call(obj, key)) {
-            var desc = Object.getOwnPropertyDescriptor(obj, key);
+            var desc = Object.defineProperty && Object.getOwnPropertyDescriptor
+              ? Object.getOwnPropertyDescriptor(obj, key)
+              : {};
             if (desc.get || desc.set) {
               Object.defineProperty(newObj, key, desc);
             } else {