Replace nested types by typedefs

test/test-extensions.js

@@ -331,11 +331,16 @@
     }
   }
 
+  /**
+   * @typedef {Object} xmleqlOptions
+   * @property {boolean} [includeWhiteSpace]
+   * @property {boolean} [ignoreElementOrder]
+   */
+
   /**
    * Checks if the XML document sort of equals another XML document.
    * @param {Object} obj The other object.
-   * @param {{includeWhiteSpace: (boolean|undefined),
-   *     ignoreElementOrder: (boolean|undefined)}=} options The options.
+   * @param {xmleqlOptions} [options] The options.
    * @return {expect.Assertion} The assertion.
    */
   expect.Assertion.prototype.xmleql = function (obj, options) {