nuxt项目，service 文件支持import es6 写法

1.安装babel-preset-es2015

npm i babel-preset-es2015

2.配置package.json

  "scripts": {    "dev": "cross-env NODE_ENV=development nodemon server/index.js --watch server --exec babel-node",    "build": "nuxt build",    "start": "cross-env NODE_ENV=production node server/index.js babel-node",    "generate": "nuxt generate",    "lint": "eslint --ext .js,.vue --ignore-path .gitignore .",    "precommit": "npm run lint"  },

3.重新启动

npm run dev