[Haskell-cafe] Data.Ranges show error

[Aaron Gray]

On 22 January 2011 02:32, Aaron Gray <aaronngray.lists at gmail.com> wrote:

> I am getting the following error when trying to do a show on a Ranges
> object :-
>
> C:\Languages\Haskell>ghci rangeTest.hs
> GHCi, version 6.12.3: http://www.haskell.org/ghc/  :? for help
> Loading package ghc-prim ... linking ... done.
> Loading package integer-gmp ... linking ... done.
> Loading package base ... linking ... done.
> Loading package ffi-1.0 ... linking ... done.
> [1 of 1] Compiling Main             ( rangeTest.hs, interpreted )
> Ok, modules loaded: Main.
> *Main> main
> Loading package array-0.3.0.1 ... linking ... done.
> Loading package containers-0.3.0.0 ... linking ... done.
> Loading package ranges-0.2.3 ... linking ... done.
> Ranges [(37*** Exception: <stdout>: hPutChar: invalid argument (character
> is not
>  in the code page)
> *Main>
>
> I have attached the test source also :-
>
>     import Data.Ranges
>
>     test = (ranges [
>         range 32 33,
>         range 34 35,
>         range 37 39
>         ])
>
>
>     main :: IO ()
>     main = do {
>         putStrLn (show test)
>         }
>
>
Data.Ranges.hs:12

show (Range x y) = concat ["(", show x, "–", show y, ")"]

Contains the following charcter sequence :-

    –

Which does not seem to be supported in Windows codepage.

Aaron
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