Example.hs

{-# LANGUAGE DataKinds #-}
{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DerivingStrategies #-}
{-# LANGUAGE DerivingVia #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE MagicHash #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# LANGUAGE StandaloneDeriving #-}
{-# LANGUAGE TypeApplications #-}
{-# LANGUAGE TypeFamilies #-}
{-# LANGUAGE TypeOperators #-}
{-# LANGUAGE UndecidableInstances #-}

module Example
    ( Example.myInt
    , Example.G1(..)
    , Example.G2(..)
    , Example.G3(..)
    )
  where

import qualified HsBindgen.Runtime.HasCField as HasCField
import qualified HsBindgen.Runtime.Macro as Macro
import qualified HsBindgen.Runtime.Marshal as Marshal
import qualified HsBindgen.Runtime.Support as BG
import qualified HsBindgen.Runtime.Support.CompatHasField as BG.CompatHasField
import qualified HsBindgen.Runtime.Union as Union
import Prelude (String, type (~))

{-| __C declaration:__ @macro MyInt@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 1:9@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
myInt :: Macro.Raw String
myInt = Macro.objectLike "MyInt" ["int"]

{-| __C declaration:__ @union \@G1@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 3:1@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
newtype G1 = G1
  { unwrapG1 :: BG.ByteArray
  }
  deriving stock (BG.Generic)

deriving via BG.SizedByteArray 4 4 instance Marshal.StaticSize G1

deriving via BG.SizedByteArray 4 4 instance Marshal.ReadRaw G1

deriving via BG.SizedByteArray 4 4 instance Marshal.WriteRaw G1

deriving via Marshal.EquivStorable G1 instance BG.Storable G1

deriving via BG.SizedByteArray 4 4 instance Union.IsUnion G1

{-| __C declaration:__ @x@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 3:15@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
instance (ty ~ BG.CInt) => BG.HasField "g1_x" G1 ty where

  getField = BG.getUnionPayload

{-| __C declaration:__ @x@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 3:15@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
instance (ty ~ BG.CInt) => BG.CompatHasField.HasField "g1_x" G1 ty where

  hasField =
    \x0 ->
      (\y1 ->
         BG.setUnionPayload y1 x0, BG.getField @"g1_x" x0)

instance (ty ~ BG.CInt) => BG.HasField "g1_x" (BG.Ptr G1) (BG.Ptr ty) where

  getField = HasCField.fromPtr (BG.Proxy @"g1_x")

instance HasCField.HasCField G1 "g1_x" where

  type CFieldType G1 "g1_x" = BG.CInt

  offset# = \_ -> \_ -> 0

{-| __C declaration:__ @union \@G2@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 4:1@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
newtype G2 = G2
  { unwrapG2 :: BG.ByteArray
  }
  deriving stock (BG.Generic)

deriving via BG.SizedByteArray 4 4 instance Marshal.StaticSize G2

deriving via BG.SizedByteArray 4 4 instance Marshal.ReadRaw G2

deriving via BG.SizedByteArray 4 4 instance Marshal.WriteRaw G2

deriving via Marshal.EquivStorable G2 instance BG.Storable G2

deriving via BG.SizedByteArray 4 4 instance Union.IsUnion G2

{-| __C declaration:__ @x@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 4:15@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
instance (ty ~ BG.CInt) => BG.HasField "g2_x" G2 ty where

  getField = BG.getUnionPayload

{-| __C declaration:__ @x@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 4:15@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
instance (ty ~ BG.CInt) => BG.CompatHasField.HasField "g2_x" G2 ty where

  hasField =
    \x0 ->
      (\y1 ->
         BG.setUnionPayload y1 x0, BG.getField @"g2_x" x0)

instance (ty ~ BG.CInt) => BG.HasField "g2_x" (BG.Ptr G2) (BG.Ptr ty) where

  getField = HasCField.fromPtr (BG.Proxy @"g2_x")

instance HasCField.HasCField G2 "g2_x" where

  type CFieldType G2 "g2_x" = BG.CInt

  offset# = \_ -> \_ -> 0

{-| __C declaration:__ @union \@G3@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 5:1@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
newtype G3 = G3
  { unwrapG3 :: BG.ByteArray
  }
  deriving stock (BG.Generic)

deriving via BG.SizedByteArray 4 4 instance Marshal.StaticSize G3

deriving via BG.SizedByteArray 4 4 instance Marshal.ReadRaw G3

deriving via BG.SizedByteArray 4 4 instance Marshal.WriteRaw G3

deriving via Marshal.EquivStorable G3 instance BG.Storable G3

deriving via BG.SizedByteArray 4 4 instance Union.IsUnion G3

{-| __C declaration:__ @x@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 5:15@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
instance (ty ~ BG.CInt) => BG.HasField "g3_x" G3 ty where

  getField = BG.getUnionPayload

{-| __C declaration:__ @x@

    __defined at:__ @macros\/reparse\/nesting\/union_in_variable.h 5:15@

    __exported by:__ @macros\/reparse\/nesting\/union_in_variable.h@
-}
instance (ty ~ BG.CInt) => BG.CompatHasField.HasField "g3_x" G3 ty where

  hasField =
    \x0 ->
      (\y1 ->
         BG.setUnionPayload y1 x0, BG.getField @"g3_x" x0)

instance (ty ~ BG.CInt) => BG.HasField "g3_x" (BG.Ptr G3) (BG.Ptr ty) where

  getField = HasCField.fromPtr (BG.Proxy @"g3_x")

instance HasCField.HasCField G3 "g3_x" where

  type CFieldType G3 "g3_x" = BG.CInt

  offset# = \_ -> \_ -> 0