OpTypes is imported by: SCMs, TiDefault, ScopeModule, Lists, NewSCC, Statistics, Pfe4Cmds.
module OpTypes where type EqOp a = a -> a -> Bool type OrdOp a = a -> a -> Bool type CmpOp a = a -> a -> Ordering eqBy :: Eq a => (b -> a) -> EqOp b eqBy f x y = f x == f y ordBy :: Ord a => (b -> a) -> OrdOp b ordBy f x y = f x <= f y cmpBy :: Ord a => (b -> a) -> CmpOp b cmpBy f x y = f x `compare` f y
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