[Haskell-cafe] Re: A generics question

Henry Laxen nadine.and.henry at pobox.com
Tue Jun 9 08:25:22 EDT 2009

Sterling Clover <s.clover <at> gmail.com> writes:

> Try it with the following type signature and it should work fine:
> convert :: (Data a) => Int -> a -> a
> Of course, as has been noted, SYB is a rather big sledgehammer for  
> the insect in question.
> Cheers,
> S.

Thank you Sterling.  That is the answer I was looking for.  I was trying out
things from the various Scrap your Boilerplate papers, and got stuck doing
something that I thought should be easy.  Now it makes sense.  Thanks again.
Best wishes,
Henry Laxen

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