Re: [Haskell-cafe] Introducing Instances in GHC point releases

On Sun, 2009-05-24 at 16:36 +0200, Ketil Malde wrote:

Duncan Coutts writes:

...

The PVP says:

...

1. If any entity was removed, or the types of any entities or the definitions of datatypes or classes were changed, or instances were added or removed, then the new A.B must be greater than the previous A.B.

..and this should be machine-checkable, no? Adding support for this to Hackage, so that conforming/non-conforming libraries could be highlighted might make a good Hac or (part of a) GSoC project.

Yes exactly. We proposed it for this summer's GSoC but it didn't quite make the final cut. http://hackage.haskell.org/trac/summer-of-code/ticket/1565 Duncan