text: const PropTypes = require('prop-types')
  const React = require('react')
  const klassName = require('../util/className')
  const POSITIONS = ['left', 'right', 'bottom', 'top']
  
  module.exports = (Cmp, positions) => {
      class dropDownCmp extends Cmp {
          constructor(props) {
              super(props)
          }
          render(){
              let {className, position} = this.props
              className = klassName(className, `_${position}`)
              return (
                  <Cmp {...this.props} className={className}/>
              )
          }
      }
      positions = positions instanceof Array ? positions : POSITIONS
      dropDownCmp.propTypes = {
          position: PropTypes.oneOf(positions),
      }
  
      dropDownCmp.defaultProps = {
          position: 'bottom',
      }
      return dropDownCmp
  }