如何在没有配置文件的情况下修复导入/导出 babel-eslint？

Question

当我点击 npm start 时，出现以下错误：Parsing error: 'import' and 'export' may only appear at the top level当我查看此错误时，他们说我需要更新 eslint 配置文件，并在解析器选项中设置为 true 等等。但是，我没有 eslint 配置文件，我的包 json 如下所示：{  "name": "client",  "version": "0.1.0",  "private": true,  "dependencies": {    "@material-ui/core": "^3.6.1",    "@material-ui/icons": "^3.0.1",    "material-icons-react": "^1.0.4",    "react": "^16.6.3",    "react-dom": "^16.6.3",    "react-scripts": "2.1.1",    "truffle-contract": "^4.0.0-beta.1",    "web3": "^1.0.0-beta.36"  },  "scripts": {    "start": "react-scripts start",    "build": "react-scripts build",    "test": "react-scripts test",    "eject": "react-scripts eject"  },  "eslintConfig": {    "extends": "react-app"  },  "browserslist": [    ">0.2%",    "not dead",    "not ie <= 11",    "not op_mini all"  ]}更新：整个错误：./src/App.js  Line 131:  Parsing error: 'import' and 'export' may only appear at the top level  129 |     );  130 | > 131 |   export default App;      |   ^  132 |   133 |       <div id="dashboard">  134 |         <div className="menu">