Hello Marc, Sunday, February 18, 2007, 8:05:24 PM, you wrote:
> Is there a difference at all wehter specifying (Monad m) in the class > declaration or not? I have to add it to the instance declaration > anyway.. > And if you don't want to change the meaning of instance declaration you > would be able to add this constraint to indicate this. > I don't see why it simplifies error messages. i mean that it makes error message more obvious - you don't need to remember that this context is implied due to class declaration -- Best regards, Bulat mailto:[EMAIL PROTECTED] _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe