Bug fix: Registration of Singletons implementing IAsyncDisposable cau…

…sed exception on shutdown when options.DisposeContainerWithServiceProvider was set to true. Fixes #4

src/SimpleInjector.Integration.ServiceCollection/SimpleInjector.Integration.ServiceCollection.csproj

@@ -5,7 +5,7 @@
     </Description>
     <AssemblyTitle>Simple Injector IServiceCollection Integration</AssemblyTitle>
     <NeutralLanguage>en-US</NeutralLanguage>
-    <VersionPrefix>5.0.1</VersionPrefix>
+    <VersionPrefix>5.0.2</VersionPrefix>
     <PackageReleaseNotes>https://github.com/simpleinjector/SimpleInjector.Integration.AspNetCore/releases/tag/5.0.0</PackageReleaseNotes>
     <AssemblyVersion>5.0.0.0</AssemblyVersion>
     <Authors>Simple Injector Contributors</Authors>

src/SimpleInjector.Integration.ServiceCollection/SimpleInjectorServiceCollectionExtensions.cs

@@ -648,13 +648,15 @@ private sealed class NullSimpleInjectorHostedService : IHostedService
             public Task StopAsync(CancellationToken cancellationToken) => Task.CompletedTask;
         }
 
-        private sealed class ContainerDisposeWrapper : IDisposable
+        private sealed class ContainerDisposeWrapper : IDisposable, IAsyncDisposable
         {
             private readonly Container container;
 
             public ContainerDisposeWrapper(Container container) => this.container = container;
 
             public void Dispose() => this.container.Dispose();
+
+            public ValueTask DisposeAsync() => this.container.DisposeAsync();
         }
     }
 }