[Haskell-cafe] an idea for modifiyng data/newtype syntax: use `::=` instead of `=`
tom-lists-haskell-cafe-2013 at jaguarpaw.co.uk
Sat Aug 8 14:41:28 UTC 2015
On Sat, Aug 08, 2015 at 03:33:35PM +0100, Tom Ellis wrote:
> On Sat, Aug 08, 2015 at 04:23:15PM +0200, Corentin Dupont wrote:
> > One thing I quite don't understand is: do we really need to make the
> > newtype/data distinction explicit?
> I'm pretty sure we don't.
> newtype N = N A
> defines a datatype isomorphic to
> data D = D !A
> but you have to use it slightly differently, that's all. I wrote more about
> this here:
(My previous post linked to the previous revisions of the answer!)
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