public static IObservable <T> Take <T>(this IObservable <T> source, int count) { if (source == null) { throw new ArgumentNullException("source"); } if (count < 0) { throw new ArgumentOutOfRangeException("count"); } if (count == 0) { return(Empty <T>()); } // optimize .Take(count).Take(count) TakeObservable <T> take = source as TakeObservable <T>; if (take != null && take.scheduler == null) { return(take.Combine(count)); } return(new TakeObservable <T>(source, count)); }
public static IObservable <T> Take <T>(this IObservable <T> source, TimeSpan duration, IScheduler scheduler) { if (source == null) { throw new ArgumentNullException("source"); } if (scheduler == null) { throw new ArgumentNullException("scheduler"); } // optimize .Take(duration).Take(duration) TakeObservable <T> take = source as TakeObservable <T>; if (take != null && take.scheduler == scheduler) { return(take.Combine(duration)); } return(new TakeObservable <T>(source, duration, scheduler)); }