:doc Happy
:printdef Happy Bool
:printdef ((Happy Nat))
:printdef Show String
:printdef Show Type
:printdef Eq NAt
:printdef Eq Nat
:printdef Eq (List a)
:printdef Eq Double
:printdef Functor Maybe
:printdef Foldable (Either err)
:module Data.Bits
:printdef Bits Integer
:q