public RecursiveList <K> Map <K>(Func <T, K> func)
{
return(this switch
{
NilRecursiveList <T> _ => RecursiveList <K> .Nil,
RecursiveList <T> _ => Tail.Map(func).Prepend(func(Head))
});
public bool MoveNext()
{
if (_recursiveList is NilRecursiveList <T> )
{
return(false);
}
else
{
_current = _recursiveList.Head;
_recursiveList = _recursiveList.Tail;
return(true);
}
}
public RecursiveListEnumerator(RecursiveList <T> recursiveList)
{
_recursiveList = recursiveList;
}