module type Infix2 = sig .. end
sig
end
type ('a, 'd) t
('a, 'd)
val (>>=) : ('a, 'd) t -> ('a -> ('b, 'd) t) -> ('b, 'd) t
('a, 'd) t -> ('a -> ('b, 'd) t) -> ('b, 'd) t
val (>>|) : ('a, 'd) t -> ('a -> 'b) -> ('b, 'd) t
('a, 'd) t -> ('a -> 'b) -> ('b, 'd) t