{-# OPTIONS_GHC -fno-warn-orphans #-}
{-|
Module:      TextShow.GHC.TypeLits
Copyright:   (C) 2014-2017 Ryan Scott
License:     BSD-style (see the file LICENSE)
Maintainer:  Ryan Scott
Stability:   Provisional
Portability: GHC

'TextShow' instances for data types in the @GHC.TypeLits@ module.

/Since: 2/
-}
module TextShow.GHC.TypeLits () where

import GHC.TypeLits (SomeNat(..), SomeSymbol(..), natVal, symbolVal)

import Prelude ()
import Prelude.Compat

import TextShow.Classes (TextShow(..))
import TextShow.Data.Char ()
import TextShow.Data.Integral ()

-- | /Since: 2/
instance TextShow SomeNat where
    showbPrec :: Int -> SomeNat -> Builder
showbPrec Int
p (SomeNat Proxy n
x) = Int -> Integer -> Builder
forall a. TextShow a => Int -> a -> Builder
showbPrec Int
p (Integer -> Builder) -> Integer -> Builder
forall a b. (a -> b) -> a -> b
$ Proxy n -> Integer
forall (n :: Nat) (proxy :: Nat -> *).
KnownNat n =>
proxy n -> Integer
natVal Proxy n
x
    {-# INLINE showbPrec #-}

-- | /Since: 2/
instance TextShow SomeSymbol where
    showb :: SomeSymbol -> Builder
showb (SomeSymbol Proxy n
x) = [Char] -> Builder
forall a. TextShow a => [a] -> Builder
showbList ([Char] -> Builder) -> [Char] -> Builder
forall a b. (a -> b) -> a -> b
$ Proxy n -> [Char]
forall (n :: Symbol) (proxy :: Symbol -> *).
KnownSymbol n =>
proxy n -> [Char]
symbolVal Proxy n
x
    {-# INLINE showb #-}