private IEnumerable <PinDate> ParseDateAttribute(Stream response)
{
var doc = XElement.Load(response);
var dates = from d in doc.Descendants("date")
select PinDate.Parse(d);
return(dates);
}
public static IObservable <IEnumerable <PinDate> > SelectDateAttribute(this IObservable <XElement> observable)
{
return(observable.Select(x => x.Descendants("date"))
.Select(xs => xs.Select(x => PinDate.Parse(x))));
}