public _(DistinctUntilChanged <TSource, TKey> parent, IObserver <TSource> observer, IDisposable cancel) : base(observer, cancel) { _parent = parent; _currentKey = default(TKey); _hasCurrentKey = false; }
public _(DistinctUntilChanged <TSource, TKey> parent, IObserver <TSource> observer) : base(observer) { _keySelector = parent._keySelector; _comparer = parent._comparer; _currentKey = default(TKey); _hasCurrentKey = false; }
public _(DistinctUntilChanged <TSource, TKey> parent, IObserver <TSource> observer) : base(observer) { _keySelector = parent._keySelector; _comparer = parent._comparer; }