public static IRxVal <A> filter <A>(this IRxVal <A> rx, Fn <A, bool> predicate, A onFiltered) => rx.map(RxVal.filterMapper(predicate, onFiltered));
public IRxVal <A> filter(Fn <A, bool> predicate, A onFiltered) { return(map(RxVal.filterMapper(predicate, onFiltered))); }