Singletons/EnumDeriving.hs:(0,0)-(0,0): Splicing declarations
    singletons
      [d| data Foo
            = Bar | Baz | Bum
            deriving Enum
          data Quux = Q1 | Q2 |]
  ======>
    data Foo
      = Bar | Baz | Bum
      deriving Enum
    data Quux = Q1 | Q2
    type BarSym0 = Bar
    type BazSym0 = Baz
    type BumSym0 = Bum
    type Q1Sym0 = Q1
    type Q2Sym0 = Q2
    type family Case_0123456789876543210 n t where
      Case_0123456789876543210 n  'True = BumSym0
      Case_0123456789876543210 n  'False = Apply ErrorSym0 "toEnum: bad argument"
    type family Case_0123456789876543210 n t where
      Case_0123456789876543210 n  'True = BazSym0
      Case_0123456789876543210 n  'False = Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 2))
    type family Case_0123456789876543210 n t where
      Case_0123456789876543210 n  'True = BarSym0
      Case_0123456789876543210 n  'False = Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 1))
    type family ToEnum_0123456789876543210 (a :: GHC.Types.Nat) :: Foo where
      ToEnum_0123456789876543210 n = Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 0))
    type ToEnum_0123456789876543210Sym1 (a0123456789876543210 :: GHC.Types.Nat) =
        ToEnum_0123456789876543210 a0123456789876543210
    instance SuppressUnusedWarnings ToEnum_0123456789876543210Sym0 where
      suppressUnusedWarnings
        = snd (((,) ToEnum_0123456789876543210Sym0KindInference) ())
    data ToEnum_0123456789876543210Sym0 :: (~>) GHC.Types.Nat Foo
      where
        ToEnum_0123456789876543210Sym0KindInference :: forall a0123456789876543210
                                                              arg. SameKind (Apply ToEnum_0123456789876543210Sym0 arg) (ToEnum_0123456789876543210Sym1 arg) =>
                                                       ToEnum_0123456789876543210Sym0 a0123456789876543210
    type instance Apply ToEnum_0123456789876543210Sym0 a0123456789876543210 = ToEnum_0123456789876543210 a0123456789876543210
    type family FromEnum_0123456789876543210 (a :: Foo) :: GHC.Types.Nat where
      FromEnum_0123456789876543210 Bar = Data.Singletons.Prelude.Num.FromInteger 0
      FromEnum_0123456789876543210 Baz = Data.Singletons.Prelude.Num.FromInteger 1
      FromEnum_0123456789876543210 Bum = Data.Singletons.Prelude.Num.FromInteger 2
    type FromEnum_0123456789876543210Sym1 (a0123456789876543210 :: Foo) =
        FromEnum_0123456789876543210 a0123456789876543210
    instance SuppressUnusedWarnings FromEnum_0123456789876543210Sym0 where
      suppressUnusedWarnings
        = snd (((,) FromEnum_0123456789876543210Sym0KindInference) ())
    data FromEnum_0123456789876543210Sym0 :: (~>) Foo GHC.Types.Nat
      where
        FromEnum_0123456789876543210Sym0KindInference :: forall a0123456789876543210
                                                                arg. SameKind (Apply FromEnum_0123456789876543210Sym0 arg) (FromEnum_0123456789876543210Sym1 arg) =>
                                                         FromEnum_0123456789876543210Sym0 a0123456789876543210
    type instance Apply FromEnum_0123456789876543210Sym0 a0123456789876543210 = FromEnum_0123456789876543210 a0123456789876543210
    instance PEnum Foo where
      type ToEnum a = Apply ToEnum_0123456789876543210Sym0 a
      type FromEnum a = Apply FromEnum_0123456789876543210Sym0 a
    data instance Sing :: Foo -> GHC.Types.Type
      where
        SBar :: Sing Bar
        SBaz :: Sing Baz
        SBum :: Sing Bum
    type SFoo = (Sing :: Foo -> GHC.Types.Type)
    instance SingKind Foo where
      type Demote Foo = Foo
      fromSing SBar = Bar
      fromSing SBaz = Baz
      fromSing SBum = Bum
      toSing Bar = SomeSing SBar
      toSing Baz = SomeSing SBaz
      toSing Bum = SomeSing SBum
    data instance Sing :: Quux -> GHC.Types.Type
      where
        SQ1 :: Sing Q1
        SQ2 :: Sing Q2
    type SQuux = (Sing :: Quux -> GHC.Types.Type)
    instance SingKind Quux where
      type Demote Quux = Quux
      fromSing SQ1 = Q1
      fromSing SQ2 = Q2
      toSing Q1 = SomeSing SQ1
      toSing Q2 = SomeSing SQ2
    instance SEnum Foo where
      sToEnum ::
        forall (t :: GHC.Types.Nat).
        Sing t
        -> Sing (Apply (Data.Singletons.Prelude.Enum.ToEnumSym0 :: TyFun GHC.Types.Nat Foo
                                                                   -> GHC.Types.Type) t)
      sFromEnum ::
        forall (t :: Foo).
        Sing t
        -> Sing (Apply (Data.Singletons.Prelude.Enum.FromEnumSym0 :: TyFun Foo GHC.Types.Nat
                                                                     -> GHC.Types.Type) t)
      sToEnum (sN :: Sing n)
        = (case
               (applySing ((applySing ((singFun2 @(==@#@$)) (%==))) sN))
                 (Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 0))
           of
             STrue -> SBar
             SFalse
               -> (case
                       (applySing ((applySing ((singFun2 @(==@#@$)) (%==))) sN))
                         (Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 1))
                   of
                     STrue -> SBaz
                     SFalse
                       -> (case
                               (applySing ((applySing ((singFun2 @(==@#@$)) (%==))) sN))
                                 (Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 2))
                           of
                             STrue -> SBum
                             SFalse -> sError (sing :: Sing "toEnum: bad argument")) ::
                            Sing (Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 2)))) ::
                    Sing (Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 1)))) ::
            Sing (Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 0)))
      sFromEnum SBar
        = Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 0)
      sFromEnum SBaz
        = Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 1)
      sFromEnum SBum
        = Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 2)
    instance SingI Bar where
      sing = SBar
    instance SingI Baz where
      sing = SBaz
    instance SingI Bum where
      sing = SBum
    instance SingI Q1 where
      sing = SQ1
    instance SingI Q2 where
      sing = SQ2
Singletons/EnumDeriving.hs:0:0:: Splicing declarations
    singEnumInstance ''Quux
  ======>
    type family Case_0123456789876543210 n t where
      Case_0123456789876543210 n  'True = Q2Sym0
      Case_0123456789876543210 n  'False = Apply ErrorSym0 "toEnum: bad argument"
    type family Case_0123456789876543210 n t where
      Case_0123456789876543210 n  'True = Q1Sym0
      Case_0123456789876543210 n  'False = Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 1))
    type family ToEnum_0123456789876543210 (a :: GHC.Types.Nat) :: Quux where
      ToEnum_0123456789876543210 n = Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 0))
    type ToEnum_0123456789876543210Sym1 (a0123456789876543210 :: GHC.Types.Nat) =
        ToEnum_0123456789876543210 a0123456789876543210
    instance SuppressUnusedWarnings ToEnum_0123456789876543210Sym0 where
      suppressUnusedWarnings
        = snd (((,) ToEnum_0123456789876543210Sym0KindInference) ())
    data ToEnum_0123456789876543210Sym0 :: (~>) GHC.Types.Nat Quux
      where
        ToEnum_0123456789876543210Sym0KindInference :: forall a0123456789876543210
                                                              arg. SameKind (Apply ToEnum_0123456789876543210Sym0 arg) (ToEnum_0123456789876543210Sym1 arg) =>
                                                       ToEnum_0123456789876543210Sym0 a0123456789876543210
    type instance Apply ToEnum_0123456789876543210Sym0 a0123456789876543210 = ToEnum_0123456789876543210 a0123456789876543210
    type family FromEnum_0123456789876543210 (a :: Quux) :: GHC.Types.Nat where
      FromEnum_0123456789876543210  'Q1 = Data.Singletons.Prelude.Num.FromInteger 0
      FromEnum_0123456789876543210  'Q2 = Data.Singletons.Prelude.Num.FromInteger 1
    type FromEnum_0123456789876543210Sym1 (a0123456789876543210 :: Quux) =
        FromEnum_0123456789876543210 a0123456789876543210
    instance SuppressUnusedWarnings FromEnum_0123456789876543210Sym0 where
      suppressUnusedWarnings
        = snd (((,) FromEnum_0123456789876543210Sym0KindInference) ())
    data FromEnum_0123456789876543210Sym0 :: (~>) Quux GHC.Types.Nat
      where
        FromEnum_0123456789876543210Sym0KindInference :: forall a0123456789876543210
                                                                arg. SameKind (Apply FromEnum_0123456789876543210Sym0 arg) (FromEnum_0123456789876543210Sym1 arg) =>
                                                         FromEnum_0123456789876543210Sym0 a0123456789876543210
    type instance Apply FromEnum_0123456789876543210Sym0 a0123456789876543210 = FromEnum_0123456789876543210 a0123456789876543210
    instance PEnum Quux where
      type ToEnum a = Apply ToEnum_0123456789876543210Sym0 a
      type FromEnum a = Apply FromEnum_0123456789876543210Sym0 a
    instance SEnum Quux where
      sToEnum ::
        forall (t :: GHC.Types.Nat).
        Sing t
        -> Sing (Apply (Data.Singletons.Prelude.Enum.ToEnumSym0 :: TyFun GHC.Types.Nat Quux
                                                                   -> GHC.Types.Type) t)
      sFromEnum ::
        forall (t :: Quux).
        Sing t
        -> Sing (Apply (Data.Singletons.Prelude.Enum.FromEnumSym0 :: TyFun Quux GHC.Types.Nat
                                                                     -> GHC.Types.Type) t)
      sToEnum (sN :: Sing n)
        = (case
               (applySing ((applySing ((singFun2 @(==@#@$)) (%==))) sN))
                 (Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 0))
           of
             STrue -> SQ1
             SFalse
               -> (case
                       (applySing ((applySing ((singFun2 @(==@#@$)) (%==))) sN))
                         (Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 1))
                   of
                     STrue -> SQ2
                     SFalse -> sError (sing :: Sing "toEnum: bad argument")) ::
                    Sing (Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 1)))) ::
            Sing (Case_0123456789876543210 n (Apply (Apply (==@#@$) n) (Data.Singletons.Prelude.Num.FromInteger 0)))
      sFromEnum SQ1
        = Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 0)
      sFromEnum SQ2
        = Data.Singletons.Prelude.Num.sFromInteger (sing :: Sing 1)