Fix console error when onPageNav !== 'separate'

facebook · Aug 21, 2018 · 51d52f8 · 51d52f8
1 parent 92f95df
commit 51d52f8
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/lib/core/nav/SideNav.js b/lib/core/nav/SideNav.js
@@ -127,6 +127,10 @@ class SideNav extends React.Component {
                 var toggler = document.querySelector(togglerSelector);
                 var target = document.querySelector(targetSelector);
 
+                if (!toggler) {
+                  return;
+                }
+
                 toggler.onclick = function(event) {
                   event.preventDefault();