DefaultSignatures and MultiParamTypeClasses

[José Pedro Magalhães]

Hello Reiner,

On Mon, Jan 16, 2012 at 06:32, Reiner Pope <reiner.pope at gmail.com> wrote:

> Hi all,
>
> I just tried, and it appears that the new DefaultSignatures extension
> doesn't work with multi parameter type classes.
>
> Is there a reason for this restriction, or is it merely an accident?
>

I don't think the original design explicitly excluded MPTCs; I don't think
there were any use cases for it either, though. I think Simon introduced
this restriction, so he might have a good reason for it.


Cheers,
Pedro


>
> Cheers,
> Reiner
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