    {-# LANGUAGE OverloadedStrings #-}
    {-# OPTIONS_GHC -fno-warn-orphans #-}

    {-|
    Module:      TextShow.Data.Ratio
    Copyright:   (C) 2014-2017 Ryan Scott
    License:     BSD-style (see the file LICENSE)
    Maintainer:  Ryan Scott
    Stability:   Provisional
    Portability: GHC

    'TextShow' instance for 'Ratio'.

    /Since: 2/
    -}
    module TextShow.Data.Ratio () where

    import GHC.Real (Ratio(..), ratioPrec, ratioPrec1)

    import Prelude ()
    import Prelude.Compat

    import TextShow.Classes (TextShow(..), TextShow1(..), showbParen)
    import TextShow.Data.Integral ()

    -- | /Since: 2/
    instance TextShow a => TextShow (Ratio a) where
        {-# SPECIALIZE instance TextShow Rational #-}
        showbPrec p (numer :% denom) = showbParen (p > ratioPrec) $
               showbPrec ratioPrec1 numer
            <> " % "
            <> showbPrec ratioPrec1 denom
        {-# INLINE showbPrec #-}

    -- | /Since: 2/
    instance TextShow1 Ratio where
        liftShowbPrec sp _ p (numer :% denom) = showbParen (p > ratioPrec) $
               sp ratioPrec1 numer
            <> " % "
            <> sp ratioPrec1 denom
        {-# INLINE liftShowbPrec #-}