[Haskell-cafe] derivable type classes

[Ozgur Akgun]

Thanks for the pointers again - you are of great help every time!


On 23 March 2010 17:44, Josef Svenningsson <josef.svenningsson at gmail.com>wrote:

> On Tue, Mar 23, 2010 at 11:52 AM, Ozgur Akgun <ozgurakgun at gmail.com>
> wrote:
> > Can a user define a derivable type class of her own? If yes, how?
> >
> GHC has a feature which lets you define classes such that making an
> instance of them is as easy as deriving. It's called Generic classes.
> See GHC's documentation for the details:
>
> http://www.haskell.org/ghc/docs/latest/html/users_guide/generic-classes.html
>
> Hth,
>
> Josef
>



-- 
Ozgur Akgun
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