You can search for identifiers within the package.
in-package search v0.2.0
type t = {
indent : unit -> unit;
dedent : unit -> unit;
format_usage : string -> string;
format_heading : string -> string;
format_description : string -> string;
format_option : (char list * string list) -> string list -> string option -> string;
}
val indented_formatter : ?level:int ref -> ?indent:int ref -> ?indent_increment:int -> ?max_help_position:int -> ?width:int -> ?short_first:bool -> unit -> t
val titled_formatter : ?level:int ref -> ?indent:int ref -> ?indent_increment:int -> ?max_help_position:int -> ?width:int -> ?short_first:bool -> unit -> t
val wrap : ?initial_indent:int -> ?subsequent_indent:int -> string -> int -> string list
val fill : ?initial_indent:int -> ?subsequent_indent:int -> string -> int -> string