Parameter Via_bind.Req

type 'a t

The type held by the Monad_plus.

include Preface_specs.Indexed_monad.WITH_RETURN with type ('a, 'index) t := 'a t
val return : 'a -> 'a t

Lift a value into a t.

include Preface_specs.Indexed_bind.WITH_BIND with type ('a, 'index) t := 'a t
val bind : ('a -> 'b t) -> 'a t -> 'b t

bind f m passes the result of computation m to function f.

val combine : 'a t -> 'a t -> 'a t

Combine two values of t into one.

val neutral : 'a t

The neutral element of the t.