[GHC] #10847: :info should print minimal definition

[GHC]

#10847: :info should print minimal definition
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        Reporter:  osa1              |                   Owner:  cocreature
            Type:  feature request   |                  Status:  new
        Priority:  lowest            |               Milestone:  8.0.1
       Component:  GHCi              |                 Version:  7.11
      Resolution:                    |                Keywords:  newcomer
Operating System:  Unknown/Multiple  |            Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:  Phab:D1241
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Comment (by Thomas Miedema <thomasmiedema@…>):

 In [changeset:"43eb1dc52a4d3cbba9617f5a26177b8251d84b6a/ghc"
 43eb1dc5/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="43eb1dc52a4d3cbba9617f5a26177b8251d84b6a"
 Show minimal complete definitions in ghci (#10847)

 Show the minimal complete definition on :info in ghci. They
 are shown like MINIMAL pragmas in code. If the minimal complete
 definition is empty or only a specific method from a class is
 requested, nothing is shown.

 Reviewed By: simonpj, austin, thomie

 Differential Revision: https://phabricator.haskell.org/D1241
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10847#comment:7>
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