Alternative.some and NonEmpty

Henning Thielemann lemming at
Tue Mar 7 16:40:01 UTC 2017

On Tue, 7 Mar 2017, Mario Blažević wrote:

> If we're adding a new function, it might make more sense to add 
> something more generic, like
> genericMany, genericSome ::
>   (Alternative f, Applicative m, Monoid m) => f a -> f (m a)
> The expected type of these operations is usually fixed on the client side.

I think it must be Monoid (m a). But it won't work, because NonEmpty is no 
Monoid because there is no mempty.

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