#15566: Implement minimumOn, maximumOn to mirror sortOn -------------------------------------+------------------------------------- Reporter: Garciat | Owner: (none) Type: feature request | Status: new Priority: normal | Milestone: Research | needed Component: libraries/base | Version: 8.5 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): D5110 Wiki Page: | -------------------------------------+------------------------------------- Comment (by Iceland_jack): Will we want the total variants, with `Foldable1` constraints (#13573) {{{#!hs maximumOn, minimumOn :: Foldable1 f1 => Ord cmp => (a -> cmp) -> (f1 a -> a) maximumOn = maximumBy . comparing minimumOn = minimumBy . comparing }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/15566#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler