public virtual IOutcome <NoSuchElementException, TValue> Filter(Func <TValue, bool> filterFunction)
{
if (filterFunction.Invoke(value))
{
return(Success.Of <NoSuchElementException, TValue>(value));
}
return(Failure.Of <NoSuchElementException, TValue>(new NoSuchElementException($"{value}, null", null)));
}
public virtual IOutcome <TNextFailure, TValue> OtherwiseFail <TNextFailure>(Func <TCause, TNextFailure> action)
where TNextFailure : Exception
=> Success.Of <TNextFailure, TValue>(value);
public virtual IOutcome <TNextFailure, TNextSuccess> OtherwiseTo <TNextFailure, TNextSuccess>(Func <TCause, IOutcome <TNextFailure, TNextSuccess> > action) where TNextFailure : Exception
{
return(Success.Of <TNextFailure, TNextSuccess>((TNextSuccess)(object)value));
}
public virtual IOutcome <TCause, TNextSuccess> AndThen <TNextSuccess>(Func <TValue, TNextSuccess> action)
{
return(Success.Of <TCause, TNextSuccess>(action.Invoke(value)));
}
public virtual IOutcome <TCause, Tuple <TValue, TSecondSuccess> > AlongWith <TOtherFailure, TSecondSuccess>(IOutcome <TOtherFailure, TSecondSuccess> outcome) where TOtherFailure : Exception
{
return(outcome.AndThenTo(
secondOutcome => Success.Of <TCause, Tuple <TValue, TSecondSuccess> >(Tuple.Create(value, secondOutcome))));
}
public virtual IOutcome <TCause, TValue> Otherwise(Func <TCause, TValue> action)
{
return(Success.Of <TCause, TValue>(action.Invoke(cause)));
}