const { Component } = require('inferno'); const { cacheComponent } = require('../util/cache'); class ProgressBar extends Component { render() { const { jsUrl } = this.props; return ; } } module.exports = cacheComponent(ProgressBar, 'plugin.progressbar', props => { const { head, helper } = props; if (!head) { return null; } return { jsUrl: helper.cdn('pace-js', '1.0.2', 'pace.min.js') }; });