在路由器基础设置上遇到错误TypeError'Router.use需要中间件功能,但得到了'+ gettypefn

问题描述

server.js

const express = require('express');
const connectDB = require('./config/db');

const app = express();

//connect database
connectDB();

app.get(`/`,(req,res) => res.send('API Running'));

// Define Routes
app.use('/api/users',require('./routes/api/users'));
app.use('/api/posts',require('./routes/api/posts'));
app.use('/api/profile',require('./routes/api/profile'));
app.use('/api/auth',require('./routes/api/auth'));

const PORT = process.env.PORT || 5000;
app.listen(PORT,() => console.log(`server started on port ${PORT}`));

users.js文件....身份验证配置文件和帖子几乎完全相同,用相应的关键字替换了用户

const express = require('express');
const router = express.Router();
// @route   GET api/users
// @desc    Test route
// @access  Public
router.get('/',res) => res.send('users route'));

module.exports = router;

我遇到错误

[nodemon] starting `node server.js`
F:\Project\Workspace\Starter project\node_modules\express\lib\router\index.js:458
      throw new TypeError('Router.use() requires a middleware function but got a ' + gettype(fn))
      ^

TypeError: Router.use() requires a middleware function but got a Object
    at Function.use (F:\Project\Workspace\Starter project\node_modules\express\lib\router\index.js:458:13)
    at Function.<anonymous> (F:\Project\Workspace\Starter project\node_modules\express\lib\application.js:220:21)
    at Array.forEach (<anonymous>)
    at Function.use (F:\Project\Workspace\Starter project\node_modules\express\lib\application.js:217:7)
    at Object.<anonymous> (F:\Project\Workspace\Starter project\server.js:14:5)
    at Module._compile (internal/modules/cjs/loader.js:1076:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1097:10)
    at Module.load (internal/modules/cjs/loader.js:941:32)
    at Function.Module._load (internal/modules/cjs/loader.js:782:14)
    at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:72:12)
    at internal/main/run_main_module.js:17:47
[nodemon] app crashed - waiting for file changes before starting...

我对节点还很陌生,请表达或请提供从基本^ _ ^进行解释的文档链接。 这是profile.js文件

const express = require('express');
const router = express.Router();
// @route   GET api/profile
// @desc    Test route
// @access  Public
router.get('/',res) => res.send('profile route'));

module.exports = router;

解决方法

事实证明,我的vscode扩展存在问题,必须禁用eslint并响应代码片段并确认其工作正常