text: # instance()
  
  Returns components Vue instance. Can only be called on a Vue component wrapper.
  
  ### Returns
  
  (`Object`): Vue instance
  
  ### Example
  
  `Foo.vue`
  
  ```js
  <template lang="html">
      <div></div>
  </template>
  
  <script>
  export default {
      name: 'foo',
      data () {
          return {
              bar: false
          }
      }
  }
  </script>
  ```
  
  `Foo.spec.js`
  
  ```js
  import { mount } from 'avoriaz';
  import Foo from './Foo.vue';
  
  const wrapper = mount(Foo);
  wrapper.setData({bar: true});
  expect(wrapper.instance().bar).to.equal(true);
  ```
  