morley-0.4.0: src/Util/Instances.hs

{-# OPTIONS_GHC -Wno-orphans #-}

-- | Missing instances from libraries.
module Util.Instances () where

import Data.Default (Default(..))
import Data.Functor.Identity (Identity(..))
import Fmt (Buildable(..))

instance Default Natural where
  def = 0

instance Buildable Natural where
  build = build @Integer . fromIntegral

instance Buildable a => (Buildable (Identity a)) where
  build (Identity x) = build x