// ES6 modules import Validator from 'validatorjs-riot'; // CommonJS modules let Validator = require('validatorjs-riot'); <input type="text" ref="name" validate="required" value="" /> <input type="text" ref="email" validate="required|email" value="not an email address.com" /> <button type="button" onclick="{ register }">登録する</button> <script> let Validator = require('validatorjs-riot'); this.error