Fwd: [Haskell-cafe] Data.Tree.Zipper in the standard libraries

Isaac Dupree isaacdupree at charter.net
Wed Jun 4 14:29:50 EDT 2008

Don Stewart wrote:
> I wonder if there's a good case already:
>    The zipper module here has:
>     * A solid theoretical foundation (its a straightforward derivative
>       of a data type)

and seems to go along with that data type, in the places it's used?  is 
that right?

>     * Sensible API derived from Huet's papers, then implemented and used
>       for Yi, one of the larger Haskell projects

so Yi would start using the version in `containers` if we put it there? 
  And so would Krasimir's projects?  If so, that sounds like a solid 



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