[Haskell] Read Instances for Data.Map and Data.Set

Frederik Eaton frederik at a5.repetae.net
Wed Oct 19 17:42:57 EDT 2005

On Wed, Oct 19, 2005 at 08:20:10PM +0200, Georg Martius wrote:
> Hi folks,
> I was really annoyed by the fact that for Data.Map and Data.Set are no Read 
> instances declared, but Show instances are! I believe there should be some 
> kind of unwritten rule that in the standart lib the Show and Read instances 
> come pairwise and are fully compatible. 

I've been annoyed by this too. I wrote my own instances at one point.


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