static Task <object> DoInvoke(TypedActor target, MethodInfo method, object[] arguments)
{
var result = method.Invoke(target, arguments);
if (!typeof(Task).IsAssignableFrom(method.ReturnType))
{
return(method.ReturnType != typeof(void)
? Task.FromResult(result)
: Done);
}
return(((Task)result).ContinueWith((task, state) =>
{
if (task.Status == TaskStatus.Faulted)
{
Debug.Assert(task.Exception != null);
throw task.Exception;
}
var returnType = (Type)state;
var returnsResult = returnType != typeof(Task);
return returnsResult
? (object)((dynamic)task).Result
: (object)null;
},
method.ReturnType));
}
static Task <object> DoInvoke(TypedActor target, PropertyInfo property, object[] arguments)
{
if (arguments.Length == 0)
{
return(Task.FromResult(property.GetValue(target)));
}
property.SetValue(target, arguments[0]);
return(Done);
}
static Task <object> DoInvoke(TypedActor target, FieldInfo field, object[] arguments)
{
if (arguments.Length == 0)
{
return(Task.FromResult(field.GetValue(target)));
}
field.SetValue(target, arguments[0]);
return(Done);
}
static Task <object> DoInvoke(TypedActor target, MemberInfo member, object[] arguments)
{
return(member.MemberType == MemberTypes.Field
? DoInvoke(target, (FieldInfo)member, arguments)
: DoInvoke(target, (PropertyInfo)member, arguments));
}
public static Task <object> Invoke(TypedActor target, MemberInfo member, object[] arguments)
{
return(member.MemberType == MemberTypes.Method
? DoInvoke(target, (MethodInfo)member, arguments)
: DoInvoke(target, member, arguments));
}