You can search for identifiers within the package.
in-package search v0.2.0
inherit Links_core.QueryLang.Transform.visitor
val tables : (Q.t * string * string) list
method private set_tables : (Q.t * string * string) list -> 'b
method start_time : Q.t
method end_time : Q.t
method query : Links_core__QueryLang.t -> 'b * Q.t