{-# OPTIONS_GHC -fno-warn-orphans #-} {-# LANGUAGE CPP #-} {-# LANGUAGE TemplateHaskell #-} {-# LANGUAGE MultiParamTypeClasses #-} {-# LANGUAGE FlexibleInstances #-} {-# LANGUAGE ScopedTypeVariables #-} {-# LANGUAGE DataKinds #-} -- | -- Module : Database.Relational.OverloadedInstances -- Copyright : 2017 Kei Hibino -- License : BSD3 -- -- Maintainer : ex8k.hibino@gmail.com -- Stability : experimental -- Portability : unknown -- -- This module provides basic instances of overloaded projections like tuples.. module Database.Relational.OverloadedInstances () where import Control.Applicative ((<$>)) #if __GLASGOW_HASKELL__ >= 800 import Database.Relational.OverloadedProjection (projection) #endif import Database.Relational.InternalTH.Overloaded (tupleProjection) $(concat <$> mapM tupleProjection [2 .. 7]) -- Generic instances of tuple types are generated from 2 to 7 in GHC.Generics.