/// <summary>
/// Zip one or more streams (T) into a single stream while ensuring delivery in originating time order.
/// </summary>
/// <remarks>Messages are produced in originating-time order; potentially delayed in wall-clock time.
/// If multiple messages arrive with the same originating time, they are added in the output array in
/// the order of stream ids.</remarks>
/// <typeparam name="T">Type of messages.</typeparam>
/// <param name="inputs">Collection of input streams to zip.</param>
/// <param name="deliveryPolicy">An optional delivery policy.</param>
/// <param name="name">An optional name for this stream operator.</param>
/// <returns>Stream of zipped messages.</returns>
public static IProducer <T[]> Zip <T>(IEnumerable <IProducer <T> > inputs, DeliveryPolicy <T> deliveryPolicy = null, string name = nameof(Zip))
{
if (inputs.Count() == 0)
{
throw new ArgumentException($"{nameof(Zip)} requires one or more inputs.");
}
var zip = new Zip <T>(inputs.First().Out.Pipeline, name);
foreach (var i in inputs)
{
i.PipeTo(zip.AddInput($"Receiver{i.Out.Id}"), deliveryPolicy);
}
return(zip.Out);
}
