On 03.05.2011 00:43, Antoine Latter wrote:
On Mon, May 2, 2011 at 3:01 PM, Alexey Khudyakov
<alexey.sklad...@gmail.com>  wrote:
Hello everyone!

Haskell have nice automatically derivable Show type class. It's quite useful
for debugging with one exception. String representation of even moderately
large value is completely unreadable (example below).

My question is there any tool for reformatting result of show so it could be
read by human beings?



You could use the 'groom' package on Hackage:

http://hackage.haskell.org/package/groom

It works best for the derived show instances.

Antoine


> http://hackage.haskell.org/package/pretty-show
>
> Just use ppShow, instead of show.
>
> Hope this helps,
> Ozgur

Thanks a lot. It's exactly what I looked for. Both packages do they jobs

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