Proposal: Extensible exceptions

Ian Lynagh igloo at earth.li
Fri Jul 4 15:05:13 EDT 2008


On Fri, Jul 04, 2008 at 05:54:11PM +0300, Yitzchak Gale wrote:
> Ian Lynagh wrote:
> > This is a proposal to replace the current exception mechanism in the
> > base library with extensible exceptions...
> 
> How does this affect integration between IO exceptions
> and pure exceptions, in particular Control.Monad.Error from mtl?

I don't think anything needs to change, but it might be desirable to use
a similar sort of extensible-errors.

It might even be possible to get rid of the Error class and use the
Exception class instead.


Thanks
Ian



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