HistoryAnswerNoHistory.hs

{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE TypeOperators #-}
{-# OPTIONS_GHC -Wall #-}

-- | The name @historyAnswerNoHistory@, which targets @()@. It names a field or constructor of @Field@.
module ReOC.Name.HistoryAnswerNoHistory (
  HistoryAnswerNoHistoryLike (..),
) where

import Control.Lens (Optic)

class HistoryAnswerNoHistoryLike p f x x' where
  historyAnswerNoHistory ::
    Optic p f x x' () ()

-- | Identity
instance (x' ~ ()) => HistoryAnswerNoHistoryLike p f () x' where
  historyAnswerNoHistory = id