[Fix] In IE 6, window.external makes Object.keys throw.

es-shims · Dec 4, 2015 · 568c3e3 · 568c3e3
1 parent 649a59b
commit 568c3e3
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/es5-shim.js b/es5-shim.js
@@ -919,7 +919,8 @@ var blacklistedKeys = {
     $frames: true,
     $frameElement: true,
     $webkitIndexedDB: true,
-    $webkitStorageInfo: true
+    $webkitStorageInfo: true,
+    $external: true
 };
 var hasAutomationEqualityBug = (function () {
     /* globals window */

diff --git a/tests/spec/s-object.js b/tests/spec/s-object.js
@@ -140,7 +140,7 @@ describe('Object', function () {
         ifWindowIt('can serialize all objects on the `window`', function () {
           var has = Object.prototype.hasOwnProperty;
           var windowItemKeys, exception;
-          var blacklistedKeys = ['window', 'console', 'parent', 'self', 'frame', 'frames', 'frameElement'];
+          var blacklistedKeys = ['window', 'console', 'parent', 'self', 'frame', 'frames', 'frameElement', 'external'];
           if (supportsDescriptors) {
               Object.defineProperty(window, 'thrower', { configurable: true, get: function () { throw new RangeError('thrower!'); } });
           }