# Microsoft.AspNetCore.Builder

``` diff
 namespace Microsoft.AspNetCore.Builder {
     public class ExceptionHandlerOptions {
+        public Func<Exception, int>? StatusCodeSelector { get; set; }
     }
+    public static class HttpMetricsEndpointConventionBuilderExtensions {
+        public static TBuilder DisableHttpMetrics<TBuilder>(this TBuilder builder) where TBuilder : IEndpointConventionBuilder;
+    }
 }
```

