本文整理汇总了C#中IObservable.TakeWhile方法的典型用法代码示例。如果您正苦于以下问题：C# IObservable.TakeWhile方法的具体用法？C# IObservable.TakeWhile怎么用？C# IObservable.TakeWhile使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IObservable的用法示例。
在下文中一共展示了IObservable.TakeWhile方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: OutgoingMessagePump
/// <summary>
/// Subscribes to the provided <paramref name="outgoing"/> stream, sending all events to the provided <paramref name="socket"/>.
/// </summary>
/// <param name="outgoing">The outgoing stream.</param>
/// <param name="socket">
/// The socket.
/// </param>
/// <returns>
/// The <see cref="Task"/> which will complete when either the observable completes (or errors) or the socket is closed (or errors).
/// </returns>
private static async Task OutgoingMessagePump(IObservable<string> outgoing, WebSocket socket)
{
var completion = new TaskCompletionSource<int>();
var subscription = new IDisposable[] { null };
Action complete = () =>
{
subscription[0]?.Dispose();
completion.TrySetResult(0);
};
// Until the socket is closed, pipe messages to it, then complete.
subscription[0] = outgoing.TakeWhile(_ => !socket.IsClosed).SelectMany(
next => socket.Send(ResponseKind.Next + next).ToObservable(),
error => socket.Send(ResponseKind.Error + JsonConvert.SerializeObject(error.ToDetailedString())).ToObservable(),
() =>
{
if (socket.IsClosed)
{
return Observable.Empty<Unit>();
}
// Send and close the socket.
var send = socket.Send(ResponseKind.Completed.ToString(CultureInfo.InvariantCulture)).ToObservable();
return send.SelectMany(_ => socket.Close((int)WebSocketCloseStatus.NormalClosure, "onCompleted").ToObservable());
}).Subscribe(_ => { }, _ => complete(), complete);
await completion.Task;
}