From 54bea435a880ea6fef30c88aa366cb31a1dfcf33 Mon Sep 17 00:00:00 2001
From: Brent Vatne <brentvatne@gmail.com>
Date: Wed, 20 Jun 2018 13:35:54 -0700
Subject: [PATCH] Fix back on DrawerRouter

---
 packages/drawer/src/routers/DrawerRouter.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/drawer/src/routers/DrawerRouter.js b/packages/drawer/src/routers/DrawerRouter.js
index f0e51772..02fa9171 100644
--- a/packages/drawer/src/routers/DrawerRouter.js
+++ b/packages/drawer/src/routers/DrawerRouter.js
@@ -2,7 +2,7 @@ import { SwitchRouter } from 'react-navigation';
 import DrawerActions from './DrawerActions';
 
 function withDefaultValue(obj, key, defaultValue) {
-  if (obj.hasOwnProperty(key)) {
+  if (obj.hasOwnProperty(key) && typeof obj[key] !== 'undefined') {
     return obj;
   }