Update HttpRequest.cs

HTTP/HttpRequest.cs

@@ -100,8 +100,7 @@ public sealed class HttpRequest
                 throw new RequestParseException("Invalid initial header");
 
             //Method
-            HttpMethod method;
+            if (!Enum.TryParse(parts[0], true, out HttpMethod method))
-            if (!Enum.TryParse(parts[0], true, out method))
                 throw new RequestParseException("Unknown HTTP method");
             Method = method;
 

HTTP/Responses/NotAcceptable.cs

@@ -0,0 +1,11 @@
+namespace Uwaa.HTTP.Responses;
+
+/// <summary>
+/// An error caused by a client requesting an unavailable format.
+/// </summary>
+public class NotAcceptable : HttpResponse
+{
+    public NotAcceptable(HttpContent? body = null) : base(406, "Not Acceptable", body)
+    {
+    }
+}