public static IRollbackActionResult <TOut> Bind <TIn, TOut>(
this IRollbackAction <TIn, TOut> action, IRollbackActionResult <TIn> parameter)
{
action.ThrowIfNull(nameof(action));
parameter.ThrowIfNull(nameof(parameter));
switch (parameter)
{
case FailedResult failedResult:
{
throw failedResult.Exception.Rethrow();
}
case SuccessfulResult <TIn> successfulResult:
{
try
{
TOut result = action.Execute(successfulResult.Result);
return(new SuccessfulResult <TOut>(
result, successfulResult.RollbackList.Prepend(action)
));
}
catch (Exception)
{
successfulResult.RollbackList.TryRollbackSafe();
throw;
}
}
default:
{
throw new ArgumentException("Invalid parameter.", nameof(parameter));
}
}
}
public static IRollbackActionResult <TOut> Bind <TIn, TOut>(
this IRollbackActionResult <TIn> parameter, IRollbackAction <TIn, TOut> action)
{
return(Bind(action, parameter));
}