40 lines
1.0 KiB
JavaScript
40 lines
1.0 KiB
JavaScript
var createError = require('http-errors');
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var express = require('express');
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var path = require('path');
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var cookieParser = require('cookie-parser');
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var logger = require('morgan');
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// 引入路由文件 定义访问地址的文件
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// 用户访问 什么路径 看到 什么东西（图片，网页，json）
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// /index index.html pug
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// /user user.html pug
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var indexRouter = require('./routes/index');
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var usersRouter = require('./routes/users');
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var app = express();
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app.use(logger('dev'));
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app.use(express.json());
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app.use(express.urlencoded({ extended: false }));
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app.use(cookieParser());
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app.use('/', indexRouter);
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// catch 404 and forward to error handler
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app.use(function(req, res, next) {
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next(createError(404));
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});
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// error handler
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app.use(function(err, req, res, next) {
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// set locals, only providing error in development
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res.locals.message = err.message;
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res.locals.error = req.app.get('env') === 'development' ? err : {};
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// render the error page
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res.status(err.status || 500);
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res.render('error');
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});
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module.exports = app;
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