TryAddSingleton for overrides

toddams · Jun 30, 2020 · cc9ab96 · cc9ab96
1 parent 3652882
commit cc9ab96
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/RazorLight/Extensions/ServiceCollectionExtensions.cs b/src/RazorLight/Extensions/ServiceCollectionExtensions.cs
@@ -1,5 +1,6 @@
 using System;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection.Extensions;
 using RazorLight.DependencyInjection;
 
 namespace RazorLight.Extensions
@@ -19,8 +20,8 @@ public static void AddRazorLight(this IServiceCollection services, Func<IRazorLi
 			}
 
 			services.AddSingleton<PropertyInjector>();
-			services.AddSingleton<IEngineHandler, EngineHandler>();
-			services.AddSingleton<IRazorLightEngine>(p =>
+			services.TryAddSingleton<IEngineHandler, EngineHandler>();
+			services.TryAddSingleton<IRazorLightEngine>(p =>
 			{
 				var engine = engineFactoryProvider();
 				AddEngineRenderCallbacks(engine, p);