Ember router service

component.js

import Ember from 'ember';

export default Ember.Component.extend({
  router: Ember.inject.service()
  
  // ...component stuff that uses transitionTo
});

router.js

//polyfill an injectable router with a custom service

import Ember from 'ember';

export default Ember.Service.extend({
  emberRouter: null,

  stealRouter: Ember.on('init', function() {
    const router = this.container.lookup('router:main');
    this.set('emberRouter', router);
  }),

  transitionTo(...args) {
    this.get('emberRouter').transitionTo(...args);
  }
});