[Haskell-cafe] traversal with an arrow

Tom Ellis tom-lists-haskell-cafe-2017 at jaguarpaw.co.uk
Fri Jun 17 15:27:12 UTC 2022

On Fri, Jun 17, 2022 at 05:01:55PM +0200, Olaf Klinke wrote:
> Is there prior art to the following generalisation? 

>     traverseArrow :: Traversable t => a x y -> a (t x) (t y) 

Perhaps you are looking for this:


More information about the Haskell-Cafe mailing list