31 Jul
2018
31 Jul
'18
7:52 a.m.
On Tue, 31 Jul 2018, Imants Cekusins wrote:
Salut Marc, Are you looking for Alternative by any chance: http://hackage.haskell.org/package/base-4.11.1.0/docs/Control-Applicative.ht...
Prelude> :m Control.Applicative Prelude Control.Applicative> Just 1 <|> Just 2::Maybe Int Just 1 Prelude Control.Applicative> Nothing <|> Just 2::Maybe Int Just 2
Thanks for your answer Imants. That seems would be the perfect fit in the case that both Maybe were parametrized by the same type, but it is not the case. For that reason I thought I needed an `Either` in the result. Marc Busqué http://waiting-for-dev.github.io/about/