Re: [Haskell-cafe] Inverting a Monad

On Feb 6, 2008 12:45 PM, Felipe Lessa wrote:

I guess your parser is a monad transformer, so *maybe* the solution is to require MonadError from the inner monad.

Indeed my parser 'P t m a' is a monad transformer. I will try out requiring 'm' to have a 'MonadError' constraint and see how far I come with that. I'll let you know. Thanks, Bas