Fixed startup in VS Code

Author: FlorianRappl

Changelog.md

@@ -8,6 +8,7 @@
 - Fixed floating point display resolution (#944) @softworkz
 - Fixed previous API break using exposed `JsonElement` objects (#938) @softworkz
 - Fixed and improved several test cases (#962) @softworkz
+- Fixed startup of Electron.NET from VS Code Debug Adapter (#952)
 - Fixed the `BrowserWindowOptions` (#945) @softworkz
 - Added several migration checks for publishing (#966) @softworkz
 - Added more test runners for E2E tests (#950, #951) @agracio

src/ElectronNET.AspNet/API/WebHostBuilderExtensions.cs

@@ -60,6 +60,11 @@ public static class WebHostBuilderExtensions
         public static IWebHostBuilder UseElectron(this IWebHostBuilder builder, string[] args, Func<Task> onAppReadyCallback)
         {
             ElectronNetRuntime.OnAppReadyCallback = onAppReadyCallback;
+            
+            // no matter how this is set - let's unset to prevent Electron not starting as expected
+            // e.g., VS Code sets this env variable, but this will cause `require("electron")` to not
+            // work as expected, see issue #952
+            Environment.SetEnvironmentVariable("ELECTRON_RUN_AS_NODE", null);
 
             var webPort = PortHelper.GetFreePort(ElectronNetRuntime.AspNetWebPort ?? ElectronNetRuntime.DefaultWebPort);
             ElectronNetRuntime.AspNetWebPort = webPort;