ask method
Implementation
Evaluation<E, R, W, S, R> ask() => new Evaluation(_W, (r, s) => new Future.value(new Right(new Tuple3(_W.zero(), s, r))));
Evaluation<E, R, W, S, R> ask() => new Evaluation(_W, (r, s) => new Future.value(new Right(new Tuple3(_W.zero(), s, r))));