paulbatum / Reactive

My lame attempt at mimicking the Rx framework

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Reactive / SelectObservable.cs
100644 22 lines (18 sloc) 0.584 kb
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using System;
 
namespace Reactive
{
    public class SelectObservable<T1, T2> : IObservable<T2>
    {
        private readonly IObservable<T1> _inner;
        private readonly Func<T1, T2> _selector;
 
        public SelectObservable(IObservable<T1> inner, Func<T1, T2> selector)
        {
            _inner = inner;
            _selector = selector;
        }
 
        public IDisposable Subscribe(IObserver<T2> observer)
        {
            return _inner.Subscribe(ObserverBuilder.Create(observer, (T1 a) => observer.OnNext(_selector(a))));
        }
    }
 
}