GitHub Actions Runner

src/Sdk/DTWebApi/WebApi/DemandJsonConverter.cs

@@ -0,0 +1,45 @@
+using GitHub.Services.WebApi;
+using Newtonsoft.Json;
+using System;
+using System.Reflection;
+
+namespace GitHub.DistributedTask.WebApi
+{
+    internal sealed class DemandJsonConverter : VssSecureJsonConverter
+    {
+        public override Boolean CanConvert(Type objectType)
+        {
+            return typeof(Demand).GetTypeInfo().IsAssignableFrom(objectType.GetTypeInfo());
+        }
+
+        public override Object ReadJson(
+            JsonReader reader,
+            Type objectType,
+            Object existingValue,
+            JsonSerializer serializer)
+        {
+            if (existingValue == null && reader.TokenType == JsonToken.String)
+            {
+                Demand demand;
+                if (Demand.TryParse((String)reader.Value, out demand))
+                {
+                    existingValue = demand;
+                }
+            }
+
+            return existingValue;
+        }
+
+        public override void WriteJson(
+            JsonWriter writer,
+            Object value,
+            JsonSerializer serializer)
+        {
+            base.WriteJson(writer, value, serializer);
+            if (value != null)
+            {
+                writer.WriteValue(value.ToString());
+            }
+        }
+    }
+}