import Ember from 'ember'; export default Ember.Mixin.create({ actions: { error(error, transition) { if (error.errors && error.errors[0].errorType === 'NotFoundError') { transition.abort(); let routeInfo = transition.handlerInfos[transition.handlerInfos.length - 1]; let router = this.get('router'); let params = []; for (const key of Object.keys(routeInfo.params)) { params.push(routeInfo.params[key]); } return this.transitionTo('error404', router.generate(routeInfo.name, ...params).replace('/ghost/', '').replace(/^\//g, '')); } return this._super(...arguments); } } });