protected override ICollection <Expression> GetReturnValueStatements(MethodInfo method, Expression call, Expression resultVariable)
{
var result = base.GetReturnValueStatements(method, call, resultVariable);
Expression transformedResult;
if (!method.HasReturnValue())
{
transformedResult =
Expression.Call(mContinueWithNull, resultVariable);
}
else
{
Type taskType = method.ReturnType;
Type unwrapped = TaskExtensions.UnwrapReturnType(taskType);
transformedResult =
Expression.Call(mCastTaskToNonGeneric.MakeGenericMethod(unwrapped),
Expression.Convert(resultVariable, taskType));
}
var assign =
Expression.Assign(resultVariable, transformedResult);
result.Add(assign);
return(result);
}
private static IWampRpcOperation CreateProgressiveOperation(object instance, MethodInfo method, string procedureUri)
{
//return new ProgressiveAsyncMethodInfoRpcOperation<returnType>
// (instance, method, procedureUri);
Type returnType =
TaskExtensions.UnwrapReturnType(method.ReturnType);
Type operationType =
typeof(ProgressiveAsyncMethodInfoRpcOperation <>)
.MakeGenericType(returnType);
IWampRpcOperation operation =
(IWampRpcOperation)Activator.CreateInstance(operationType,
instance,
method,
procedureUri);
return(operation);
}
