text: //// [returns.js]
  /**
   * @returns {string} This comment is not currently exposed
   */
  function f() {
      return 5;
  }
  
  /**
   * @returns {string=} This comment is not currently exposed
   */
  function f1() {
      return 5;
  }
  
  /**
   * @returns {string|number} This comment is not currently exposed
   */
  function f2() {
      return 5 || "hello";
  }
  
  //// [dummy.js]
  /**
   * @returns {string} This comment is not currently exposed
   */
  function f() {
      return 5;
  }
  /**
   * @returns {string=} This comment is not currently exposed
   */
  function f1() {
      return 5;
  }
  /**
   * @returns {string|number} This comment is not currently exposed
   */
  function f2() {
      return 5 || "hello";
  }
  