public static IRxVal <B> map <A, B>(this IRxVal <A> rx, Fn <A, B> mapper) => RxVal.a(() => mapper(rx.value), ObservableOpImpls.map(rx, mapper));
/** Maps events coming from this observable. **/
public static IObservable <B> map <A, B>(
this IObservable <A> o, Fn <A, B> mapper
) => Observable.a(ObservableOpImpls.map(o, mapper));