text: import React, { PropTypes } from 'react';
  import Todo from './Todo';
  
  const TodoList = ({ todos, onTodoClick }) => (
    <ul>
      {todos.map(todo => 
        <Todo
          key={todo.id}
          {...todo}
          onClick={() => onTodoClick(todo.id)}
        />
      )}
    </ul>
  );
  
  TodoList.propTypes = {
    todos: PropTypes.arrayOf(PropTypes.shape({
      id: PropTypes.number.isRequired,
      completed: PropTypes.bool.isRequired,
      text: PropTypes.string.isRequired
    }).isRequired).isRequired,
    onTodoClick: PropTypes.func.isRequired
  };
  
  export default TodoList;