[GHC] #8809: Prettier error messages?

[GHC]

#8809: Prettier error messages?
-------------------------------------+-------------------------------------
        Reporter:  joelteon          |                   Owner:
            Type:  feature request   |                  Status:  new
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.9
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  None/Unknown      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:
-------------------------------------+-------------------------------------

Comment (by simonpj):

 Check out
  * [http://www.itu.dk/people/drc/drafts/error-reflection-submission.pdf
 Reflect on your mistakes] (TFP 14), by [https://www.itu.dk/people/drc/
 David Christansen], in Idris.
  * [http://www.davidchristiansen.dk/2014/09/06/pretty-printing-idris/ A
 pretty printer that says what it means], also David Christiansen

 Any other useful links?

 I'm all in favour of this kind of thinking but it needs careful thinking
 through.

 Simon

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8809#comment:12>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler