[Haskell-cafe] IO typeclasses

[Chris Wong]

On Fri, Dec 30, 2011 at 4:47 PM, David Thomas <davidleothomas at gmail.com> wrote:
> Is there any particular reason IO functions in the standard libraries aren't
> grouped into type-classes?

I'm guessing it's to stop the report from getting too complicated. If
you want an IO abstraction, you can try HVIO:

    http://hackage.haskell.org/packages/archive/MissingH/latest/doc/html/System-IO-HVIO.html

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