[Haskell-beginners] Re: Either Monadic Trouble

Michael Snoyman michael at snoyman.com
Tue Nov 10 00:04:12 EST 2009

On Tue, Nov 10, 2009 at 1:12 AM, Nicolas Pouillard <
nicolas.pouillard at gmail.com> wrote:

> Excerpts from iæfai's message of Tue Nov 10 00:05:04 +0100 2009:
> > This is all very confusing. You say that it is defined in the
> > transformers. Does this mean it is possible to use the code I am
> > trying to get to work to do what I want?
> Yes by importing Control.Monad.Error
> > You also mention the attempt package, I must admit that I am not
> > entirely sure how to use it either. Note that I haven't done a lot of
> > error handling in haskell (the extent usually involved Maybe)
> A new version should be released (on Haskell Cafe) pretty soon,
> some documentation links will be provided as well. If you find
> the documentation not clear enough then let me know.
> Update: attempt-0.0.1 *has* been released.

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