You can search for identifiers within the package.
in-package search v0.2.0
type style = unit
type 'a label = {
label_desc : 'a label_desc;
label_target : 'a;
label_style : style;
}
and 'a label_desc =
| Text of string
| KV of string * string
| Record of 'a label list
type node_id = int
type node = {
node_id : node_id;
node_label : edge list label;
and edge = {
edge_target : int;
edge_label : node_id label;
module IntMap : sig ... end
type graph = node IntMap.t
module Rewrite : sig ... end