feat: export hasMetaInfo helper function

test/plugin-server.test.js

@@ -1,4 +1,4 @@
-import { mount, defaultOptions, hasMetaInfo, VueMetaServerPlugin, loadVueMetaPlugin } from './utils'
+import { mount, defaultOptions, VueMetaServerPlugin, loadVueMetaPlugin } from './utils'
 
 jest.mock('../package.json', () => ({
   version: 'test-version'
@@ -64,7 +64,7 @@ describe('plugin', () => {
 
     const { vm } = mount(Component, { localVue: Vue })
 
-    expect(hasMetaInfo(vm)).toBe(true)
+    expect(VueMetaServerPlugin.hasMetaInfo(vm)).toBe(true)
     expect(warn).not.toHaveBeenCalled()
 
     warn.mockRestore()

test/utils/index.js

@@ -1,7 +1,7 @@
 import { mount, createLocalVue } from '@vue/test-utils'
 import { renderToString } from '@vue/server-test-utils'
 import VueMetaBrowserPlugin from '../../src/browser'
-import VueMetaServerPlugin, { hasMetaInfo } from '../../src'
+import VueMetaServerPlugin from '../../src'
 
 import {
   keyName,
@@ -15,7 +15,6 @@ import {
 export {
   mount,
   renderToString,
-  hasMetaInfo,
   VueMetaBrowserPlugin,
   VueMetaServerPlugin
 }