[英]Express js - Use routes in separate file
I'm trying to setup a node project and I want to put a file routes.js
in routes/routes.js
and controllers files in controllers/
directory. 我正在尝试设置一个节点项目,我想在
routes/routes.js
放置一个文件routes.js
,在controllers/
目录中放置一个控制器文件。
So, for example I have the UserController
like this: 因此,例如,我有这样的
UserController
:
var index = () =>
{
console.log("User Index");
};
var getUser = (id) => {
console.log("User by id " + id);
};
module.exports =
{
index,
getUser
}
And in routes.js
I have this: 在
routes.js
我有这个:
var express = require('express');
var routes = express.Router();
var users = require('../controllers/usersController');
routes.route('/')
.get(users.index);
routes.route('/user/:userId')
.get(users.getUser);
module.exports=
{
routes
};
And in index.js
I'm setup in this way: 在
index.js
我是以这种方式设置的:
let express = require('express');
let app = express();
let routes = require('./routes/routes');
app.set("views", './views');
app.set("view engine", 'jade');
app.use(express.static(__dirname + '/public'));
app.use('/', routes.index);
// launch ======================================================================
app.listen(9001);
When I try to run the server I have this error: 当我尝试运行服务器时,出现以下错误:
.../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 undefined
What is the problem how can I configure setup this in this way? 有什么问题,我该如何以这种方式配置设置?
Thank you 谢谢
Your userController will be like this. 您的userController将像这样。
module.exports = {
index: (req, res) => {
console.log("User Index");
},
getUser: (req, res) => {
console.log("User by id " + req.params.id);
}
}
Your routes file will be like this 您的路线文件将如下所示
var express = require('express');
var routes = express.Router();
var users = require('../controllers/usersController');
routes.get('/', user.index);
routes.get('/user/:userId', user.getUser);
module.exports = routes;
Your index file will be like this 您的索引文件将如下所示
let express = require('express');
let app = express();
let routes = require('./routes/routes');
app.set("views", './views');
app.set("view engine", 'jade');
app.use(express.static(__dirname + '/public'));
app.use('/', routes);
app.listen(9001);
In routes.js
replace: 在
routes.js
替换为:
module.exports=
{
routes
};
to 至
module.exports = routes;
in index.js
在
index.js
app.use('/', routes.index);
to app.use('/', routes);
到
app.use('/', routes);
should works... 应该可以...
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