Module type Monad.S_indexed
val (>>=) : ('a, 'i, 'j) t -> ('a -> ('b, 'j, 'k) t) -> ('b, 'i, 'k) tval (>>|) : ('a, 'i, 'j) t -> ('a -> 'b) -> ('b, 'i, 'j) tval bind : ('a, 'i, 'j) t -> f:('a -> ('b, 'j, 'k) t) -> ('b, 'i, 'k) tval return : 'a -> ('a, 'i, 'i) tval map : ('a, 'i, 'j) t -> f:('a -> 'b) -> ('b, 'i, 'j) tval join : (('a, 'j, 'k) t, 'i, 'j) t -> ('a, 'i, 'k) tval ignore_m : (_, 'i, 'j) t -> (unit, 'i, 'j) tval all : ('a, 'i, 'i) t list -> ('a list, 'i, 'i) tval all_unit : (unit, 'i, 'i) t list -> (unit, 'i, 'i) t