text: import React from 'react'
  import { ActionCreators as UndoActionCreators } from 'redux-undo'
  import { connect } from 'react-redux'
  
  let UndoRedo = ({ canUndo, canRedo, onUndo, onRedo }) => (
    <p>
      <button onClick={onUndo} disabled={!canUndo}>
        Undo
      </button>
      <button onClick={onRedo} disabled={!canRedo}>
        Redo
      </button>
    </p>
  )
  
  const mapStateToProps = ({todos}) => ({
    canUndo: todos.past.length > 0,
    canRedo: todos.future.length > 0
  })
  
  const mapDispatchToProps = ({
    onUndo: UndoActionCreators.undo,
    onRedo: UndoActionCreators.redo
  })
  
  UndoRedo = connect(
    mapStateToProps,
    mapDispatchToProps
  )(UndoRedo)
  
  export default UndoRedo
  