From 221bf1cc7588d65befccec12c168849ed041f7c9 Mon Sep 17 00:00:00 2001
From: Benny Wong <bennywong@instagram.com>
Date: Fri, 26 Apr 2019 03:37:28 -0700
Subject: [PATCH] Fix error message when switching between device and simulator

Summary: Currently, you get an error when you don't have device utils installed. However, when you switch your flipper to a supported device, the error may not be cleared. This handles that case.

Reviewed By: jknoxville

Differential Revision: D15087620

fbshipit-source-id: 6060752b54161c7610656531d053ecbcdd9e978a
---
 src/reducers/connections.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/reducers/connections.js b/src/reducers/connections.js
index 55076ed25..d035b09be 100644
--- a/src/reducers/connections.js
+++ b/src/reducers/connections.js
@@ -341,14 +341,19 @@ export default (state: State = INITAL_STATE, action: Action): State => {
 
   if (nextState.selectedDevice) {
     const {selectedDevice} = nextState;
+    const deviceNotSupportedError = 'iOS Devices are not yet supported';
     const error =
       selectedDevice.os === 'iOS' &&
       selectedDevice.deviceType === 'physical' &&
       !iosUtil.isAvailable()
-        ? 'iOS Devices are not yet supported'
+        ? deviceNotSupportedError
         : null;
 
-    nextState.error = error || nextState.error;
+    if (nextState.error === deviceNotSupportedError) {
+      nextState.error = error;
+    } else {
+      nextState.error = error || nextState.error;
+    }
   }
   return nextState;
 };