Proposal: Extensible exceptions

Bulat Ziganshin bulat.ziganshin at
Fri Jul 4 15:22:08 EDT 2008

Hello Ian,

Friday, July 4, 2008, 11:14:27 PM, you wrote:

> If you import Control.OldException instead of Control.Exception then it
> will be identical.

> But fixing old code to work with the new library is very easy (e.g.
> changing catch to catchAny if you get an ambiguous type variable), and
> as Simon pointed out, places were you actually have to make changes
> could do with being sanity checked anyway.

so, all libs on hackage developed for 6.8 will become obsolete again? :)))

Best regards,
 Bulat                            mailto:Bulat.Ziganshin at

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