singletons-2.3: tests/compile-and-dump/Singletons/FunDeps.ghc82.template
Singletons/FunDeps.hs:(0,0)-(0,0): Splicing declarations
singletons
[d| t1 = meth True
class FD a b | a -> b where
meth :: a -> a
l2r :: a -> b
instance FD Bool Nat where
meth = not
l2r False = 0
l2r True = 1 |]
======>
class FD a b | a -> b where
meth :: a -> a
l2r :: a -> b
instance FD Bool Nat where
meth = not
l2r False = 0
l2r True = 1
t1 = meth True
type T1Sym0 = T1
type family T1 where
= Apply MethSym0 TrueSym0
type MethSym1 (t :: a0123456789876543210) = Meth t
instance SuppressUnusedWarnings MethSym0 where
suppressUnusedWarnings _
= snd ((GHC.Tuple.(,) MethSym0KindInference) GHC.Tuple.())
data MethSym0 (l :: TyFun a0123456789876543210 a0123456789876543210)
= forall arg. SameKind (Apply MethSym0 arg) (MethSym1 arg) =>
MethSym0KindInference
type instance Apply MethSym0 l = Meth l
type L2rSym1 (t :: a0123456789876543210) = L2r t
instance SuppressUnusedWarnings L2rSym0 where
suppressUnusedWarnings _
= snd ((GHC.Tuple.(,) L2rSym0KindInference) GHC.Tuple.())
data L2rSym0 (l :: TyFun a0123456789876543210 b0123456789876543210)
= forall arg. SameKind (Apply L2rSym0 arg) (L2rSym1 arg) =>
L2rSym0KindInference
type instance Apply L2rSym0 l = L2r l
class PFD (a :: GHC.Types.Type) (b :: GHC.Types.Type) | a -> b where
type Meth (arg :: a) :: a
type L2r (arg :: a) :: b
type family Meth_0123456789876543210 (a :: Bool) :: Bool where
Meth_0123456789876543210 a_0123456789876543210 = Apply NotSym0 a_0123456789876543210
type Meth_0123456789876543210Sym1 (t :: Bool) =
Meth_0123456789876543210 t
instance SuppressUnusedWarnings Meth_0123456789876543210Sym0 where
suppressUnusedWarnings _
= snd
((GHC.Tuple.(,) Meth_0123456789876543210Sym0KindInference)
GHC.Tuple.())
data Meth_0123456789876543210Sym0 (l :: TyFun Bool Bool)
= forall arg. SameKind (Apply Meth_0123456789876543210Sym0 arg) (Meth_0123456789876543210Sym1 arg) =>
Meth_0123456789876543210Sym0KindInference
type instance Apply Meth_0123456789876543210Sym0 l = Meth_0123456789876543210 l
type family L2r_0123456789876543210 (a :: Bool) :: Nat where
L2r_0123456789876543210 False = FromInteger 0
L2r_0123456789876543210 True = FromInteger 1
type L2r_0123456789876543210Sym1 (t :: Bool) =
L2r_0123456789876543210 t
instance SuppressUnusedWarnings L2r_0123456789876543210Sym0 where
suppressUnusedWarnings _
= snd
((GHC.Tuple.(,) L2r_0123456789876543210Sym0KindInference)
GHC.Tuple.())
data L2r_0123456789876543210Sym0 (l :: TyFun Bool Nat)
= forall arg. SameKind (Apply L2r_0123456789876543210Sym0 arg) (L2r_0123456789876543210Sym1 arg) =>
L2r_0123456789876543210Sym0KindInference
type instance Apply L2r_0123456789876543210Sym0 l = L2r_0123456789876543210 l
instance PFD Bool Nat where
type Meth (a :: Bool) = Apply Meth_0123456789876543210Sym0 a
type L2r (a :: Bool) = Apply L2r_0123456789876543210Sym0 a
sT1 :: Sing T1Sym0
sT1 = (applySing ((singFun1 @MethSym0) sMeth)) STrue
class SFD a b | a -> b where
sMeth :: forall (t :: a). Sing t -> Sing (Apply MethSym0 t :: a)
sL2r :: forall (t :: a). Sing t -> Sing (Apply L2rSym0 t :: b)
instance SFD Bool Nat where
sMeth ::
forall (t :: Bool). Sing t -> Sing (Apply MethSym0 t :: Bool)
sL2r :: forall (t :: Bool). Sing t -> Sing (Apply L2rSym0 t :: Nat)
sMeth (sA_0123456789876543210 :: Sing a_0123456789876543210)
= (applySing ((singFun1 @NotSym0) sNot)) sA_0123456789876543210
sL2r SFalse = sFromInteger (sing :: Sing 0)
sL2r STrue = sFromInteger (sing :: Sing 1)