From aeabbdcada68da1a6184c21edad721689e955ecd Mon Sep 17 00:00:00 2001
From: Steve Sanderson <SteveSandersonMS@users.noreply.github.com>
Date: Mon, 13 Nov 2017 12:51:18 +0000
Subject: [PATCH] Stop create-react-app from opening an extra browser tab
 (pointed to the wrong port)

---
 .../ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Microsoft.AspNetCore.SpaServices.Extensions/ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs b/src/Microsoft.AspNetCore.SpaServices.Extensions/ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs
index 48fc088..58669af 100644
--- a/src/Microsoft.AspNetCore.SpaServices.Extensions/ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs
+++ b/src/Microsoft.AspNetCore.SpaServices.Extensions/ReactDevelopmentServer/ReactDevelopmentServerMiddleware.cs
@@ -59,7 +59,8 @@ namespace Microsoft.AspNetCore.SpaServices.ReactDevelopmentServer
 
             var envVars = new Dictionary<string, string>
             {
-                { "PORT", portNumber.ToString() }
+                { "PORT", portNumber.ToString() },
+                { "BROWSER", "none" }, // We don't want create-react-app to open its own extra browser window pointing to the internal dev server port
             };
             var npmScriptRunner = new NpmScriptRunner(
                 sourcePath, npmScriptName, null, envVars);