Method queue

lib/hccrawler.js:156–170

* @param {?Object|?Array<!string>|?string} options * @return {!Promise}

(options)

   * @return {!Promise}
   */
  async queue(options) {
    await Promise.all(map(isArray(options) ? options : [options], async _options => {
      const queueOptions = isString(_options) ? { url: _options } : _options;
      each(CONSTRUCTOR_OPTIONS, option => {
        if (queueOptions && queueOptions[option]) throw new Error(`Overriding ${option} is not allowed!`);
      });
      const mergedOptions = extend({}, this._options, queueOptions);
      if (mergedOptions.evaluatePage) mergedOptions.evaluatePage = `(${mergedOptions.evaluatePage})()`;
      if (!mergedOptions.url) throw new Error('Url must be defined!');
      if (mergedOptions.device && !includes(deviceNames, mergedOptions.device)) throw new Error('Specified device is not supported!');
      if (mergedOptions.delay > 0 && mergedOptions.maxConcurrency !== 1) throw new Error('Max concurrency must be 1 when delay is set!');
      mergedOptions.url = parse(mergedOptions.url).href;
      await this._push(omit(mergedOptions, CONSTRUCTOR_OPTIONS), 1, null);
    }));
  }

  /**
   * @return {!Promise}