我有以下的Express 4代码:
'use strict';
var express = require('express');
var app = express();
var bodyParser = require('body-parser');
var mongoose = require('mongoose');
var log = require('npmlog');
var httpStatus = require('http-status-codes');
var config = require('./config');
var routes = require('./routes');
app.use(function (err, req, res, next) {
log.verbose('Express', '%s %s', req.method, req.url); //Never called
next();
});
app.use(function (err, req, res, next) {
if(err) {
res.status(httpStatus.INTERNAL_SERVER_ERROR).send(err.message); //Never called
}
});
app.use(bodyParser.json());
app.use('/api', routes);
mongoose.connect(config.mongoAddress,
{keepAlive: 1, server: {auto_reconnect: true}},
function (err) {
if (err) {
log.error('Mongo', 'Could not connect to mongo database');
throw err;
} else {
log.info('Mongo', 'Successfully established connection to ' + config.mongoAddress);
}
}
);
var server = app.listen(config.port, function () {
log.info('Server', 'Server listening at %s', server.address().port);
});我的路径运行良好,但是我在app.use(bodyParser.json());之前拥有的两个函数都从未被调用过(我也尝试添加断点,但没有结果)。我还试着在添加路由之后添加这些功能,这并没有帮助(但这是预料中的)。
我忘了什么?
发布于 2014-12-12 17:48:34
正在发生的事情是:
在定义中间件之前,您将包括您的路由。你应该做这样的事情:
var app = express();
// setup all middlewares here
app.use(...);
app.use(...);
// include all routes here
app.use(routera);
app.use(routerb);https://stackoverflow.com/questions/27446641
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