{-# LANGUAGE CPP #-} #if MIN_VERSION_base(4,12,0) {-# LANGUAGE GeneralizedNewtypeDeriving #-} {-# LANGUAGE StandaloneDeriving #-} {-# OPTIONS_GHC -fno-warn-orphans #-} #endif {-| Module: Instances.Data.Monoid Copyright: (C) 2014-2017 Ryan Scott License: BSD-style (see the file LICENSE) Maintainer: Ryan Scott Stability: Provisional Portability: GHC 'Arbitrary' instance for 'Ap'. -} module Instances.Data.Monoid () where #if MIN_VERSION_base(4,12,0) import Data.Monoid (Ap(..)) import Test.QuickCheck (Arbitrary) deriving instance Arbitrary (f a) => Arbitrary (Ap f a) #endif