Added TryAddSingleton to fix a bug when registering service with default values (#58)

dayport · madskristensen · commit e5feec1488be · 2019-06-27T08:59:52.000-07:00
diff --git a/src/ServiceCollectionExtensions.cs b/src/ServiceCollectionExtensions.cs
@@ -17,6 +17,8 @@ public static class ServiceCollectionExtensions
         /// </summary>
         public static IServiceCollection AddServiceWorker(this IServiceCollection services)
         {
+
+            services.TryAddSingleton<IHttpContextAccessor, HttpContextAccessor>();
             services.AddTransient<ITagHelperComponent, ServiceWorkerTagHelperComponent>();
             services.AddTransient(svc => new PwaOptions(svc.GetRequiredService<IConfiguration>()));
 

Original file line number	Diff line number	Diff line change
`@@ -17,6 +17,8 @@ public static class ServiceCollectionExtensions`
`17`	`17`	`/// </summary>`
`18`	`18`	`public static IServiceCollection AddServiceWorker(this IServiceCollection services)`
`19`	`19`	`{`
	`20`	`+`
	`21`	`+ services.TryAddSingleton<IHttpContextAccessor, HttpContextAccessor>();`
`20`	`22`	`services.AddTransient<ITagHelperComponent, ServiceWorkerTagHelperComponent>();`
`21`	`23`	`services.AddTransient(svc => new PwaOptions(svc.GetRequiredService<IConfiguration>()));`
`22`	`24`