[Haskell-cafe] Map constructor in a DSL

[Christopher Done]

On 26 October 2010 18:07, Dupont Corentin <corentin.dupont at gmail.com> wrote:
> But how can I write the evaluator for Map?

Where do values for PlayerNumber come from? Unless I'm mistaken, the
only thing that Map can be used with is Obs [PlayerNumber], a list of
values PlayerNumber which we have no means of acquiring in order to
provide to the Map function.