src/ExitCodes.hs

   1 -- | All failure exit codes that the program can return.
   2 module ExitCodes
   3 where
   4
   5 -- | Indicates that the command-line arguments could not be parsed.
   6 exit_arg_parse_failed :: Int
   7 exit_arg_parse_failed = 1
   8
   9 -- | One of the arguments that should be positive wasn't.
  10 exit_arg_not_positive :: Int
  11 exit_arg_not_positive = 2
  12
  13 -- | One of the arguments wasn't within the allowable bounds.
  14 exit_arg_out_of_bounds :: Int
  15 exit_arg_out_of_bounds = 3