generic-deriving-1.4.0: Generic programming library for generalised deriving.
Generics.Deriving.Instances
type Rep1Maybe = D1 Maybe_ (C1 Nothing_ U1 :+: C1 Just_ Par1)
type Rep1List = D1 List__ (C1 Nil__ U1 :+: C1 Cons__ (Par1 :*: Rec1 []))