public Operator<Integer> createOne(){ return new LazySingleValueOperator<>(1, i->i); }
public <R> ReactiveSeq<R> coflatMap(Function<? super ReactiveSeq<T>, ? extends R> fn) { return createSeq(new LazySingleValueOperator<ReactiveSeq<T>, R>(createSeq(source), fn)); }
public <R> ReactiveSeq<R> coflatMap(Function<? super ReactiveSeq<T>, ? extends R> fn) { return createSeq(new LazySingleValueOperator<ReactiveSeq<T>, R>(createSeq(source), fn)); }