internal override AsyncEnumerableSorter <TElement> GetAsyncEnumerableSorter(AsyncEnumerableSorter <TElement> next, CancellationToken cancellationToken)
{
var sorter = new AsyncKeySelectorAsyncEnumerableSorterWithCancellation <TElement, TKey>(_keySelector, _comparer, _descending, next, cancellationToken);
if (_parent != null)
{
return(_parent.GetAsyncEnumerableSorter(sorter, cancellationToken));
}
return(sorter);
}
protected internal override AsyncEnumerableSorter <TSource> GetEnumerableSorter(AsyncEnumerableSorter <TSource> next)
{
var sorter = AsyncEnumerableSorter.Create <TSource, TKey>(_keySelector, _comparer, _descending, next);
if (_parent != null)
{
sorter = _parent.GetEnumerableSorter(sorter);
}
return(sorter);
}
public AsyncKeySelectorAsyncEnumerableSorterWithCancellation(Func <TElement, CancellationToken, ValueTask <TKey> > keySelector, IComparer <TKey> comparer, bool descending, AsyncEnumerableSorter <TElement> next, CancellationToken cancellationToken)
: base(comparer, descending, next)
{
_keySelector = keySelector;
_cancellationToken = cancellationToken;
}
public AsyncKeySelectorAsyncEnumerableSorter(Func <TElement, ValueTask <TKey> > keySelector, IComparer <TKey> comparer, bool descending, AsyncEnumerableSorter <TElement> next)
: base(comparer, descending, next)
{
_keySelector = keySelector;
}
internal abstract AsyncEnumerableSorter <TElement> GetAsyncEnumerableSorter(AsyncEnumerableSorter <TElement> next, CancellationToken cancellationToken);
public AsyncEnumerableSorterBase(IComparer <TKey> comparer, bool descending, AsyncEnumerableSorter <TElement> next)
{
_comparer = comparer;
_descending = descending;
_next = next;
}
public AsyncEnumerableSorterWithAsyncSelector(Func <TSource, ValueTask <TKey> > keySelector, IComparer <TKey> comparer, bool descending, AsyncEnumerableSorter <TSource> next)
: base(comparer, descending, next)
{
_keySelector = keySelector;
}
public static AsyncEnumerableSorter <TSource> Create <TSource, TKey>(Func <TSource, ValueTask <TKey> > keySelector, IComparer <TKey> comparer, bool descending, AsyncEnumerableSorter <TSource> next) => new AsyncEnumerableSorterWithAsyncSelector <TSource, TKey>(keySelector, comparer, descending, next);