[Proposal] Add instance Monoid a => Monoid (Const a b)

John Wiegley johnw at fpcomplete.com
Mon Sep 30 16:58:01 UTC 2013

>>>>> haskell  <haskell at nand.wakku.to> writes:

> I think this a Monoid instance on Const would be useful.


John Wiegley
FP Complete                         Haskell tools, training and consulting
http://fpcomplete.com               johnw on #haskell/irc.freenode.net

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