[GHC] #9865: Comonads in base library

[GHC]

#9865: Comonads in base library
-------------------------------------+-------------------------------------
       Reporter:  spacekitteh        |                   Owner:  ekmett
           Type:  feature request    |                  Status:  new
       Priority:  normal             |               Milestone:  7.12.1
      Component:  Core Libraries     |                 Version:
       Keywords:                     |        Operating System:
   Architecture:  Unknown/Multiple   |  Unknown/Multiple
     Difficulty:  Easy (less than 1  |         Type of failure:
  hour)                              |  None/Unknown
     Blocked By:                     |               Test Case:
Related Tickets:                     |                Blocking:
                                     |  Differential Revisions:
-------------------------------------+-------------------------------------
 Comonads are useful as heck, and should be in the base library. This could
 allow codo notation (e.g. https://www.cl.cam.ac.uk/~dao29/publ/codo-
 notation-orchard-ifl12.pdf ) in the future.

 It shouldn't be hard at all to do - just basically copy Edward's comonad
 package :)

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9865>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler