PageBreadcrumb.es6.jsx

let breadcrumb = [
  { title: 'Home', url: '/' },
  { title: 'Company', url: null }
];

let breadcrumbList = this.props.breadcrumb.map((breadcrumb, index) => {
  return {
    'parent': <li key={ index }><ReactBootstrap.Button bsStyle='link' href={ breadcrumb.url }>{ breadcrumb.title }</ReactBootstrap.Button></li>,
    'child': <li className='active' key={ index }>{ breadcrumb.title }</li>
  }[ breadcrumb.url != null ? 'parent' : 'child' ];
});