From f808ca2b7e1692198b49919d6e0eb6e94b812cc1 Mon Sep 17 00:00:00 2001
From: Xavier Cambar <xcambar@gmail.com>
Date: Tue, 26 Jul 2016 19:05:58 +0200
Subject: [PATCH] Check for null in extractOptionsDependentKeys

---
 addon/validations/factory.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/addon/validations/factory.js b/addon/validations/factory.js
index 5821268c..ce51bdfb 100644
--- a/addon/validations/factory.js
+++ b/addon/validations/factory.js
@@ -503,7 +503,7 @@ function extractOptionsDependentKeys(options) {
     return Object.keys(options).reduce((arr, key) => {
       let option = options[key];
 
-      if(typeof option === 'object' && option.isDescriptor) {
+      if(option && typeof option === 'object' && option.isDescriptor) {
         return arr.concat(option._dependentKeys || []);
       }