You can search for identifiers within the package.
in-package search v0.2.0
type t = (Symbol.t, Value.t) Hashtbl.t
val get_symbols : t -> Symbol.t List.t
val get_bindings : t -> (Symbol.t * Value.t) List.t
val evaluate : t -> Symbol.t -> Value.t Option.t
val pp : Format.formatter -> t -> Unit.t
val to_string : t -> String.t