text: const EggMaster = require('egg-cluster/lib/master');
  const formatOptions = require('./utils').formatOptions;
  
  class Master extends EggMaster {
  
    constructor(options) {
      options = formatOptions(options);
      super(options);
      this.log('[master] egg version %s, egg-core version %s',
        require('egg/package').version,
        require('egg-core/package').version);
    }
  
  }
  
  module.exports = Master;
  