Reduce dependency onto dynamic runtime binder (#821)

Author: Kaliumhexacyanoferrat

Modules/Reflection/MethodHandler.cs

@@ -244,27 +244,17 @@ public ValueTask PrepareAsync()
         }
 
         var type = result.GetType();
-        
-        if (type == typeof(ValueTask) || type == typeof(Task))
-        {
-            dynamic task = result;
-
-            await task;
 
-            return null;
-        }
-        
-        if (type.IsAsyncGeneric())
+        if (!type.IsAsync())
         {
-            dynamic task = result;
-
-            await task;
-
-            return type.IsGenericallyVoid() ? null : task.Result;
-
+            return result;
         }
 
-        return result;
+        await (result as dynamic);
+            
+        var resultProperty = result.GetType().GetProperty("Result");
+
+        return resultProperty?.GetValue(result);
     }
 
     private static async ValueTask<IResponse?> RenderCompilationErrorAsync(IRequest request, CodeGenerationException error)

Playground/GenHTTP.Playground.csproj

@@ -49,5 +49,5 @@
         <ProjectReference Include="..\Testing\Acceptance\GenHTTP.Testing.Acceptance.csproj" />
 
     </ItemGroup>
-
+    
 </Project>