Re: [Haskell-cafe] Still stacking monad transformers

Hi Andrew, On Mon, Oct 13, 2008 at 19:58, Andrew Coppin wrote:

Right. OK. So... isn't there a class somewhere called MonadChoice or similar, which defines (<|>)?

Just to pitch in a helpful tip, Hoogle is excellent for these kind of questions (which come up very often): http://www.haskell.org/hoogle/?q=%3C|%3E cheers, Arnar