[GHC] #2168: ghci should show haddock comments for identifier

[GHC]

#2168: ghci should show haddock comments for identifier
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        Reporter:  j.waldmann        |                   Owner:
            Type:  feature request   |                  Status:  new
        Priority:  lowest            |               Milestone:  7.12.1
       Component:  GHCi              |                 Version:  6.8.2
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
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Changes (by waern):

 * cc: hvr (added)
 * failure:   => None/Unknown


Comment:

 Like Igloo said, I think we should just add Haddock comments to the .hi
 files. We are already storing meta data in there such as annotations.
 Incidentally, if we do this then Haddock might also eventually be able to
 generate docs purely based on .hi files (useful in some cases).

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/2168#comment:20>
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