module type S2 = Monad_intf.S2
include Monad_intf.Infix2
module Monad_infix:Monad_intf.Infix2
with type ('a, 'e) t := ('a, 'e) t
val bind : ('a, 'e) t -> ('a -> ('b, 'e) t) -> ('b, 'e) t
val return : 'a -> ('a, 'b) t
val map : ('a, 'e) t -> f:('a -> 'b) -> ('b, 'e) t
val join : (('a, 'e) t, 'e) t -> ('a, 'e) t
val ignore_m : ('a, 'e) t -> (unit, 'e) t
val all : ('a, 'e) t list -> ('a list, 'e) t
val all_ignore : (unit, 'e) t list -> (unit, 'e) t