Fix Unity build error.

Author: yfakariya

src/MsgPack/ReflectionAbstractions.cs

@@ -254,7 +254,7 @@ public static ConstructorInfo GetRuntimeConstructor( this Type source, Type[] pa
 #endif // NETSTANDARD1_1 || NETSTANDARD1_3
 		}
 
-#if NETFX_35 || NETFX_40 || SILVERLIGHT
+#if NETFX_35 || NETFX_40 || SILVERLIGHT || UNITY
 		public static Delegate CreateDelegate( this MethodInfo source, Type delegateType )
 		{
 			return Delegate.CreateDelegate( delegateType, source );
@@ -265,7 +265,7 @@ public static Delegate CreateDelegate( this MethodInfo source, Type delegateType
 			return Delegate.CreateDelegate( delegateType, target, source );
 		}
 
-#endif // NETFX_35 || NETFX_40 || SILVERLIGHT
+#endif // NETFX_35 || NETFX_40 || SILVERLIGHT || UNITY
 
 #if NETSTANDARD1_1 || NETSTANDARD1_3
 		public static MethodInfo GetMethod( this Type source, string name )

src/MsgPack/Serialization/EnumMessagePackSerializer`1.cs

@@ -282,6 +282,8 @@ ICustomizableEnumSerializer ICustomizableEnumSerializer.GetCopyAs( EnumSerializa
 	internal abstract class UnityEnumMessagePackSerializer : NonGenericMessagePackSerializer, ICustomizableEnumSerializer
 	{
 		private readonly Type _underlyingType;
+		private readonly Dictionary<object, string> _serializationMapping;
+		private readonly Dictionary<string, object> _deserializationMapping;
 		private EnumSerializationMethod _serializationMethod; // not readonly -- changed in cloned instance in GetCopyAs()
 
 		protected UnityEnumMessagePackSerializer( SerializationContext ownerContext, Type targetType, EnumSerializationMethod serializationMethod )
@@ -296,9 +298,9 @@ protected UnityEnumMessagePackSerializer( SerializationContext ownerContext, Typ
 
 			this._serializationMethod = serializationMethod;
 			this._underlyingType = Enum.GetUnderlyingType( targetType );
-			var members = Enum.GetValues( typeof( TEnum ) ) as TEnum[];
-			this._serializationMapping = new Dictionary<TEnum, string>( members.Length );
-			this._deserializationMapping = new Dictionary<string, TEnum>( members.Length );
+			var members = Enum.GetValues(targetType ) as object[];
+			this._serializationMapping = new Dictionary<object, string>( members.Length );
+			this._deserializationMapping = new Dictionary<string, object>( members.Length );
 			foreach ( var member in members )
 			{
 				var asString = ownerContext.EnumSerializationOptions.SafeNameTransformer( member.ToString() );
@@ -336,7 +338,7 @@ protected internal sealed override object UnpackFromCore( Unpacker unpacker )
 			{
 				var asString = unpacker.LastReadData.AsString();
 
-				TEnum result;
+				object result;
 				if ( !this._deserializationMapping.TryGetValue( asString, out result ) )
 				{
 					// May be undefined value which should be numeric, or PacakCasing.

src/MsgPack/Serialization/EnumSerializationOptions.cs

@@ -118,7 +118,7 @@ public Func<string, string> NameTransformer
 			set
 			{
 #if NO_THREADING_VOLATILE
-				this._enumNameTransformer = value;
+				this._nameTransformer = value;
 #else
 				Volatile.Write( ref this._nameTransformer, value );
 #endif

src/MsgPack/Serialization/SerializerDebugging.cs

@@ -146,6 +146,7 @@ public static void TraceEmitEvent( string format, params object[] args )
 
 			Tracer.Emit.TraceEvent( Tracer.EventType.DefineType, Tracer.EventId.DefineType, format, args );
 		}
+#endif // !AOT && !SILVERLIGHT
 
 		/// <summary>
 		///		Traces the polymorphic schema event.
@@ -156,14 +157,17 @@ public static void TraceEmitEvent( string format, params object[] args )
 
 		public static void TracePolimorphicSchemaEvent( string format, MemberInfo memberInfo, PolymorphismSchema schema )
 		{
+#if !AOT && !SILVERLIGHT
 			if ( !_traceEnabled )
 			{
 				return;
 			}
 
 			Tracer.Emit.TraceEvent( Tracer.EventType.PolimorphicSchema, Tracer.EventId.PolimorphicSchema, format, memberInfo, schema == null ? "(null)" : schema.DebugString );
+#endif // !AOT && !SILVERLIGHT
 		}
 
+#if !AOT && !SILVERLIGHT
 		/// <summary>
 		///		Flushes the trace data.
 		/// </summary>