/// <summary>Attempts to remove an item from the start of the queue.</summary>
/// <param name="item">The item dequeued if successful.</param>
/// <returns>True if the operation succeeds, false if the queue was empty.</returns>
public bool TryDequeue(out T item)
{
if (_backing.TryDequeue(out item))
{
Interlocked.Decrement(ref _count);
return(true);
}
return(false);
}
/// <summary>Moves to the next item in the enumeration (removing it from the queue).</summary>
/// <returns>True if the method succeeds, false if the queue was empty.</returns>
/// <remarks>Since the class refers to the live state of the queue, after returning false
/// it may return true on a subsequent call, if items were added in the meantime.</remarks>
public bool MoveNext()
{
return(_queue.TryDequeue(out _current));
}
/// <summary>Attempt to remove a single item, obtaining the item.</summary>
/// <returns>True if an item was removed, false if the collection was empty.</returns>
/// <param name="item">The item removed.</param>
public bool TryTake(out T item)
{
return(_backing.TryDequeue(out item));
}
