text: import React from 'react'
  import PropTypes from 'prop-types'
  
  const Todo = ({onClick,completed ,text}) => {return (
      <li onClick={onClick}
          style={{textDecoration:completed?'line-through' : 'none'}}>
          {text}
      </li>
  )}
  
  Todo.propTypes = {
      onClick:PropTypes.func.isRequired,
      completed:PropTypes.bool.isRequired,
      text : PropTypes.string.isRequired
  }
  
  export default Todo