You could write something like:
haveSameConstructor : Bla -> Bla -> Bool
haveSameConstructor first second =
case (first, second) of
(A _, A _) -> True
(B _, B _) -> True
_ -> False
On Sun, Jul 16, 2017 at 6:33 PM Birowsky <[email protected]> wrote:
> Given:
>
> type Bla = A Int | B Int
> valA1 = A 1
> valA2 = A 2
>
>
> Is there a way for me to check whether `valA1` has been constructed with
> the constructor of `valA2`?
>
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