/// <summary>
/// Initializes a new instance of the <see cref="StreamEnumerable{T}"/> class.
/// </summary>
/// <param name="stream">Stream to enumerate.</param>
/// <param name="predicate">Predicate (filter) function.</param>
public StreamEnumerable(IProducer <T> stream, Func <T, bool> predicate = null)
{
this.enumerator = new StreamEnumerator(predicate ?? (_ => true));
stream.Do(x =>
{
this.enumerator.Queue.Enqueue(x);
this.enumerator.Enqueued.Set();
});
}
/// <summary>
/// Initializes a new instance of the <see cref="StreamEnumerable{T}"/> class.
/// </summary>
/// <param name="source">The source stream to enumerate.</param>
/// <param name="predicate">Predicate (filter) function.</param>
/// <param name="deliveryPolicy">An optional delivery policy.</param>
public StreamEnumerable(IProducer <T> source, Func <T, bool> predicate = null, DeliveryPolicy deliveryPolicy = null)
{
this.enumerator = new StreamEnumerator(predicate ?? (_ => true));
var processor = new Processor <T, T>(
source.Out.Pipeline,
(d, e, s) =>
{
this.enumerator.Queue.Enqueue(d);
this.enumerator.Update.Set();
});
source.PipeTo(processor, deliveryPolicy);
processor.In.Unsubscribed += _ => this.enumerator.Update.Set();
}
/// <summary>
/// Initializes a new instance of the <see cref="StreamEnumerable{T}"/> class.
/// </summary>
/// <param name="source">The source stream to enumerate.</param>
/// <param name="predicate">Predicate (filter) function.</param>
/// <param name="deliveryPolicy">An optional delivery policy.</param>
/// <param name="name">An optional name for this operator.</param>
public StreamEnumerable(IProducer <T> source, Func <T, bool> predicate = null, DeliveryPolicy <T> deliveryPolicy = null, string name = nameof(StreamEnumerable <T>))
{
this.enumerator = new StreamEnumerator(predicate ?? (_ => true));
var processor = new Processor <T, T>(
source.Out.Pipeline,
(d, e, s) =>
{
this.enumerator.Queue.Enqueue(d.DeepClone());
this.enumerator.Enqueued.Set();
},
name: name);
source.PipeTo(processor, deliveryPolicy);
processor.In.Unsubscribed += _ => this.enumerator.Closed.Set();
}
