Module type Quickcheck_intf.S2
val quickcheck_generator : 'a Base_quickcheck.Generator.t -> 'b Base_quickcheck.Generator.t -> ('a, 'b) t Base_quickcheck.Generator.tval quickcheck_observer : 'a Base_quickcheck.Observer.t -> 'b Base_quickcheck.Observer.t -> ('a, 'b) t Base_quickcheck.Observer.tval quickcheck_shrinker : 'a Base_quickcheck.Shrinker.t -> 'b Base_quickcheck.Shrinker.t -> ('a, 'b) t Base_quickcheck.Shrinker.t