Cabal-syntax/src/Distribution/PackageDescription/Utils.hs

   1 -----------------------------------------------------------------------------
   2
   3 -- |
   4 -- Module      :  Distribution.PackageDescription.Utils
   5 --
   6 -- Maintainer  :  cabal-devel@haskell.org
   7 -- Portability :  portable
   8 --
   9 -- Common utils used by modules under Distribution.PackageDescription.*.
  10 module Distribution.PackageDescription.Utils
  11   ( cabalBug
  12   , userBug
  13   ) where
  14
  15 -- ----------------------------------------------------------------------------
  16 -- Exception and logging utils
  17
  18 userBug :: String -> a
  19 userBug msg = error $ msg ++ ". This is a bug in your .cabal file."
  20
  21 cabalBug :: String -> a
  22 cabalBug msg =
  23   error $
  24     msg
  25       ++ ". This is possibly a bug in Cabal.\n"
  26       ++ "Please report it to the developers: "
  27       ++ "https://github.com/haskell/cabal/issues/new"