另一种方法是使用typedef:

Another way to do it would be to use a typedef:

/** 
 * @typedef {{
 *   issues: number,
 *   source: string
 * }}
 */
var WorldPeaceOptions;

/**
 * @constructor
 * @param {WorldPeaceOptions} defaults
 */
var WorldPeace = function (defaults) {
  // code here
};