Kit.Core/LibExternal/System.Reactive/Linq/Observable/Timestamp.cs

41 lines
1.3 KiB
C#

// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT License.
// See the LICENSE file in the project root for more information.
using System.Reactive.Concurrency;
namespace System.Reactive.Linq.ObservableImpl
{
internal sealed class Timestamp<TSource> : Producer<Timestamped<TSource>, Timestamp<TSource>._>
{
private readonly IObservable<TSource> _source;
private readonly IScheduler _scheduler;
public Timestamp(IObservable<TSource> source, IScheduler scheduler)
{
_source = source;
_scheduler = scheduler;
}
protected override _ CreateSink(IObserver<Timestamped<TSource>> observer) => new(_scheduler, observer);
protected override void Run(_ sink) => sink.Run(_source);
internal sealed class _ : Sink<TSource, Timestamped<TSource>>
{
private readonly IScheduler _scheduler;
public _(IScheduler scheduler, IObserver<Timestamped<TSource>> observer)
: base(observer)
{
_scheduler = scheduler;
}
public override void OnNext(TSource value)
{
ForwardOnNext(new Timestamped<TSource>(value, _scheduler.Now));
}
}
}
}