Checking for container in the utility method as well. Just in case...

WordPress · Dec 15, 2021 · f82e5b9 · f82e5b9
1 parent 9b0c546
commit f82e5b9
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/packages/block-editor/src/components/block-tools/index.js b/packages/block-editor/src/components/block-tools/index.js
@@ -28,7 +28,10 @@ import { usePopoverScroll } from './use-popover-scroll';
  * @return {boolean} Whether the container contains the currently active element in the document.
  */
 const hasFocusWithin = ( container ) => {
-	return !! container?.contains( container?.ownerDocument?.activeElement );
+	return (
+		!! container &&
+		!! container?.contains( container?.ownerDocument?.activeElement )
+	);
 };
 
 /**