js_react__react-router-tutorial/lessons/13-server-rendering/modules/Repo.js

import React from 'react'

export default React.createClass({
  render() {
    const { userName, repoName } = this.props.params
    return (
      <div>
        <h2>{userName} / {repoName}</h2>
      </div>
    )
  }
})