On Tue, Apr 07, 2015 at 10:11:07PM +0000, Simon Peyton Jones wrote: > Thank Dan. I'm keen on better error messages. > > If you want to change Happy, though, you need talk to Simon Marlow. Definitely, and there has been already a pull request recently open inthe Happy github repo. The mailing list is a better platform for discussions though :) -- Dan Aloni