AddSimpleInjector now registers IServiceScope before calling setupAction. Fixes #17

Author: dotnetjunkie

src/SimpleInjector.Integration.ServiceCollection/SimpleInjectorServiceCollectionExtensions.cs

@@ -75,10 +75,12 @@ public static IServiceCollection AddSimpleInjector(
 
             HookAspNetCoreHostHostedServiceServiceProviderInitialization(options);
 
-            setupAction?.Invoke(options);
-
+            // We must register the service scope before calling the setupAction. This allows setup code to replace
+            // it. See: #17.
             RegisterServiceScope(options);
 
+            setupAction?.Invoke(options);
+
             if (options.AutoCrossWireFrameworkComponents)
             {
                 AddAutoCrossWiring(options);