text: /**
   * bright-flow
   *
   * @author 老雷<leizongmin@gmail.com>
   */
  
  
  exports.if = require('./if');
  exports.for = require('./for');
  exports.each = require('./each');
  exports.series = require('./series');
  exports.parallel = require('./parallel');
  exports.BrightFlowError = require('./error');
  