Implemented AddAsyncDelegate (#766)

examples/Cli/Delegates/BarSettings.cs

@@ -9,7 +9,7 @@ public static partial class Program
     {
         [CommandOption("--count")]
         [Description("The number of bars to print")]
-        [DefaultValue(1)]
+        [DefaultValue(3)]
         public int Count { get; set; }
     }
 }

examples/Cli/Delegates/Program.cs

@@ -1,3 +1,4 @@
+using System.Threading.Tasks;
 using Spectre.Console;
 using Spectre.Console.Cli;
 
@@ -14,7 +15,13 @@ public static partial class Program
                 .WithDescription("Foos the bars");
 
             config.AddDelegate<BarSettings>("bar", Bar)
-                .WithDescription("Bars the foos"); ;
+                .WithDescription("Bars the foos");
+
+            config.AddAsyncDelegate("fooAsync", FooAsync)
+                .WithDescription("Foos the bars asynchronously");
+
+            config.AddAsyncDelegate<BarSettings>("barAsync", BarAsync)
+                .WithDescription("Bars the foos asynchronously");
         });
 
         return app.Run(args);
@@ -35,4 +42,20 @@ public static partial class Program
 
         return 0;
     }
+
+    private static Task<int> FooAsync(CommandContext context)
+    {
+        AnsiConsole.WriteLine("Foo");
+        return Task.FromResult(0);
+    }
+
+    private static Task<int> BarAsync(CommandContext context, BarSettings settings)
+    {
+        for (var index = 0; index < settings.Count; index++)
+        {
+            AnsiConsole.WriteLine("Bar");
+        }
+
+        return Task.FromResult(0);
+    }
 }

examples/Console/Json/Json.csproj

@@ -9,8 +9,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\..\Shared\Shared.csproj" />
     <ProjectReference Include="..\..\..\src\Spectre.Console.Json\Spectre.Console.Json.csproj" />
+    <ProjectReference Include="..\..\Shared\Shared.csproj" />
   </ItemGroup>
 
 </Project>