File: Function.hs

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{-# LANGUAGE NoImplicitPrelude #-}
module Data.Function where

id x = x

flip f x y = f y x

const x y = x

infixl 9 .
(f . g) x = f (g x)

infixr 0 $
f $ x = f x

infixl 1 &
x & f = f x