import React, { PropTypes } from 'react'; export default class ShowUserComponent extends React.Component { static propTypes () { return { user: PropTypes.object.isRequired, openEdit: PropTypes.func.isRequired, }; } openEdit = (evt) => { evt.preventDefault(); this.props.openEdit(); } render () { return ( Username:  {this.props.user.userName || 'Unknown'} ); } }