From ce0b9698d837c5b50731431a7cb8a1351af2b6a1 Mon Sep 17 00:00:00 2001
From: Jude Caacbay <73812582+jdcaacbay-wp@users.noreply.github.com>
Date: Mon, 29 Nov 2021 16:26:36 +0800
Subject: [PATCH] Handle null card component

When clearing the cards inside the card stack, it returns null error on a.key. Added a null handler
---
 CardStack.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/CardStack.js b/CardStack.js
index b83f65c..5fdcb12 100644
--- a/CardStack.js
+++ b/CardStack.js
@@ -161,7 +161,8 @@ class CardStack extends Component {
       }
       return true;
     }
-    if (a.key !== b.key) return false;
+    if(a !== null)
+      if (a.key !== b.key) return false;
 
     return true
   }