From 32afbb373cd138a921f127f0f85ea0c860025f41 Mon Sep 17 00:00:00 2001
From: Ben Kremer <ben@walletconnect.com>
Date: Mon, 4 Apr 2022 15:51:15 +0200
Subject: [PATCH] fix(cosmos-provider): handle possibly undefined `address`

---
 dapps/react-dapp-v2-cosmos-provider/src/App.tsx | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/dapps/react-dapp-v2-cosmos-provider/src/App.tsx b/dapps/react-dapp-v2-cosmos-provider/src/App.tsx
index db1bedb..7233fc4 100644
--- a/dapps/react-dapp-v2-cosmos-provider/src/App.tsx
+++ b/dapps/react-dapp-v2-cosmos-provider/src/App.tsx
@@ -123,6 +123,10 @@ export default function App() {
 
     const address = account.split(":").pop();
 
+    if (!address) {
+      throw new Error(`Could not derive address from account: ${account}`);
+    }
+
     // cosmos_signDirect params
     const params = {
       signerAddress: address,
@@ -161,6 +165,10 @@ export default function App() {
 
     const address = account.split(":").pop();
 
+    if (!address) {
+      throw new Error(`Could not derive address from account: ${account}`);
+    }
+
     // cosmos_signAmino params
     const params = { signerAddress: address, signDoc };