Re: [Haskell-cafe] a Char->Char function?

2007-12-08 Thread Lennart Augustsson
0x02 is not a Char, it's a numeric constant. Perhaps you meant '\x02' ? On Dec 8, 2007 9:02 AM, Galchin Vasili <[EMAIL PROTECTED]> wrote: > Hello, > > I am writing a function(actually much more than this): > > bozo :: Char -> Char > bozo 0x02 = 'a' > ... > > However, I get complaints from gh

[Haskell-cafe] a Char->Char function?

2007-12-08 Thread Galchin Vasili
Hello, I am writing a function(actually much more than this): bozo :: Char -> Char bozo 0x02 = 'a' ... However, I get complaints from ghc suggesting that I should add an "instance declaration (Num, Char). I (mistaking) thought I understood the Haskell class hierarchy and the associated const