You can search for identifiers within the package.
in-package search v0.2.0
include module type of struct include Eval end
type behaviour =
| Classic
| Incremental
module Error : sig ... end
val put : ?behaviour:behaviour -> Value.t -> Links_lens__.Phrase_value.t list -> (unit, Error.t) result
module Incremental : sig ... end
module Classic : sig ... end