[fixed] check if element exists before focusing in scopeTab helper

reactjs · Sep 27, 2018 · 86632aa · 86632aa
1 parent 2a70831
commit 86632aa
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/helpers/scopeTab.js b/src/helpers/scopeTab.js
@@ -62,6 +62,10 @@ export default function scopeTab(node, event) {
     x += shiftKey ? -1 : 1;
   }
 
+  // If the tabbable element does not exist,
+  // let the browser control the focus
+  if (typeof tabbable[x] === "undefined") return;
+
   event.preventDefault();
 
   tabbable[x].focus();