Re: [Haskell-cafe] Question on a common pattern

tsuraan wrote:

Is there a more concise way to do this?

I use someIO >>= f where f Opt1 = ... If it's a common pattern, you can even do opts f _ _ (Opt1 x) = f x opts _ g _ (Opt2 x) = g x opts _ _ h (Opt3 x) = h x . Functions are easier to mess around with than case expressions. -- (c) this sig last receiving data processing entity. Inspect headers for copyright history. All rights reserved. Copying, hiring, renting, performance and/or quoting of this signature prohibited.