[GHC] #14199: Document Type.Reflection better (Fun and Con')

[GHC]

#14199: Document Type.Reflection better (Fun and Con')
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        Reporter:  dfeuer            |                Owner:  bgamari
            Type:  bug               |               Status:  patch
        Priority:  high              |            Milestone:  8.2.2
       Component:  Core Libraries    |              Version:  8.2.1
      Resolution:                    |             Keywords:  Typeable
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Documentation     |  Unknown/Multiple
  bug                                |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D3943
       Wiki Page:                    |
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Comment (by Ben Gamari <ben@…>):

 In [changeset:"f9bf621caf2fc17d829dee0ee48b204144927e72/ghc" f9bf621/ghc]:
 {{{
 #!CommitTicketReference repository="ghc"
 revision="f9bf621caf2fc17d829dee0ee48b204144927e72"
 Better document TypeRep patterns

 As pointed out in #14199 these are rather non-trivial; extra
 documentation is in order.

 [skip ci]

 Test Plan: Read it

 Reviewers: dfeuer, austin, hvr

 Subscribers: rwbarton, thomie

 GHC Trac Issues: #14199

 Differential Revision: https://phabricator.haskell.org/D3943
 }}}

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14199#comment:4>
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