public KeyedQueue(int capacity, Func <T, TKey> keyProvider, bool strictSet)
{
Ensure.ArgumentInRange(() => capacity >= 0, "capacity", capacity, null);
this._hashset = new HashSet <TKey>();
this._queue = new SimpleQueue <T>(capacity);
this._keyProvider = keyProvider;
this._strictSet = strictSet;
}
IEnumerator System.Collections.IEnumerable.GetEnumerator()
{
SimpleQueue<T> ts = null;
for (int i = 0; i < ts._used; i++)
{
int length = (ts._head + i) % (int)ts._array.Length;
yield return ts._array[length];
}
}