chap6_hrcreatepack.gif shows SQL Worksheet in SQL Developer.
The Enter SQL Statement pane contains the statements
CREATE OR REPLACE PACKAGE cv_types AS
  TYPE empinfotyp IS REF CURSOR;
  PROCEDURE get_employees(deptid in number,
                          employees in out empinfotyp);
END cv_types;
The Results pane contains the message
Package cv_types Compiled.