You can search for identifiers within the package.
in-package search v0.2.0
type t
val make : name:key -> default:value -> t
val make_lazy : name:key -> default:(unit -> value) -> t
val make_lazy_lwt : name:key -> default:(unit -> value Lwt.t) -> t
val get : t -> value Lwt.t
val set : t -> value -> unit Lwt.t