Re: Proposal: Add `maxOn` and `minOn` functions to Data.Ord

On 30 May 2016 at 18:11, Jon Fairbairn wrote:

Daniel Díaz Casanueva writes:

...

minOn :: Ord b => (a -> b) -> a -> a -> a minOn f x y = case comparing f x y of LT -> x _ -> y

Bad name; it’s too close to on min, which has the same type.

Not quite:

:t on min on min :: Ord c => (a -> c) -> a -> a -> c

(note the return type is different) -- Ivan Lazar Miljenovic Ivan.Miljenovic@gmail.com http://IvanMiljenovic.wordpress.com