Interested to help with error messages

[Richard Eisenberg]

> On Jun 3, 2017, at 11:50 AM, Ben Gamari <ben at smart-cactus.org> wrote:
> 
> In particular, Richard Eisenberg
> advocated that error message documents look like,
> 
>    -- A dynamically typed value embedded in an error message
>    data ErrItem = forall a. (Outputable a, Typeable a). ErrItem a
> 
>    type ErrDoc = Doc ErrItem

I retract this argument.

Otherwise, I contribute only a hearty thanks to whoever is working on this, which likely has a larger impact on the adoption of Haskell than anything I've done. :)

Richard