[Haskell-cafe] prettyprint with IO

[Stephen Tetley]

Haskell-src-exts has had a monadic wrapper over HughesPJ for a long
time. It is just a Reader (not a transformer) so it can handle user
supplied spacing widths, etc.


On 13 April 2012 06:02, Warren Harris <warrensomebody at gmail.com> wrote:
>
> Thanks for the suggestions. No sooner did I send my message than I came to
> the same conclusion of creating a monadic version of the combinators to
> simplify the migration.