Language/Symantic/Type/Ordering.hs

   1 {-# LANGUAGE FlexibleContexts #-}
   2 {-# LANGUAGE FlexibleInstances #-}
   3 {-# LANGUAGE MultiParamTypeClasses #-}
   4 {-# LANGUAGE PatternSynonyms #-}
   5 {-# LANGUAGE TypeFamilies #-}
   6 {-# OPTIONS_GHC -fno-warn-orphans #-}
   7 module Language.Symantic.Type.Ordering where
   8
   9 import Data.Proxy
  10 import Language.Symantic.Type.Root
  11 import Language.Symantic.Type.Type0
  12
  13 -- * Type 'Type_Ordering'
  14 -- | The 'Ordering' type.
  15 type Type_Ordering = Type_Type0 (Proxy Ordering)
  16
  17 pattern Type_Ordering :: Type_Ordering root Ordering
  18 pattern Type_Ordering  = Type_Type0 Proxy
  19
  20 instance Constraint_Type Eq (Type_Ordering root) where
  21         constraint_type _c Type_Type0{} = Just Dict
  22 instance Constraint_Type Ord (Type_Ordering root) where
  23         constraint_type _c Type_Type0{} = Just Dict
  24 instance Constraint_Type Monoid (Type_Ordering root)
  25 instance String_from_Type (Type_Ordering root) where
  26         string_from_type _ = "Ordering"
  27
  28 -- | Inject 'Type_Ordering' within a root type.
  29 type_ordering :: Lift_Type_Root Type_Ordering root => root Ordering
  30 type_ordering = type_type0