collections in hierarchical libraries

Ashley Yakeley ashley at
Wed Jan 14 23:53:04 EST 2004

In article 
<3429668D0E777A499EE74A7952C382D10157C485 at EUR-MSG-01.europe.corp.microso>,
 "Simon Marlow" <simonmar at> wrote:

> I second Daan's opinion here.  The Haskell community has been searching
> for good generic collection interfaces for a while and hasn't come up
> with anything that is obviously the right thing.

I think that's because the "right thing" involves non-98 extensions 
(specifically, multiparameter type classes)...

Ashley Yakeley, Seattle WA

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