Miguel Mitrofanov wrote:
Yes. It's simply impossible. The Stack data type can't be turned into a monad.
Why not? Surely this is just a variation on the theme of a state monad? Paul. _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
