/// <summary>
/// Subscribes to a StateCollectionReader and exposes it as an observable of DiffResult. Note that each IChange
/// is converted into a single DiffResult, so one StateCollectionReader Change event may yield many DiffResult instances.
/// You can use the result of this method to apply changes onto an observable collection
/// </summary>
public static IObservable <DiffResults <T> > ObserveDiffs <T, TOwner>(this IStateCollectionReader <T> source, TOwner owner)
where TOwner : INotifyDisposable
{
return(source.ObserveChanges(owner).ToDiffResult());
}
/// <summary>
/// Subscribes to a StateCollectionReader and exposes it as collection of (immuable) list values
/// </summary>
public static IObservable <ImmutableList <T> > ObserveValues <T, TOwner>(this IStateCollectionReader <T> source, TOwner owner)
where TOwner : INotifyDisposable
{
return(source.ObserveChanges(owner).Select(changeSet => changeSet.NewValues.ToImmutableList()));
}