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app.js
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app.js
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const express = require('express')
const logger = require('morgan')
const app = express()
app.use(logger('dev'))
// routes
const index = require('./routes/index')
// use routes
app.use('/', index)
// catch 404 and forward to error handler
app.use((req, res, next) => {
if (req.url === '/favicon.ico') {
console.log(req.url)
res.end()
return
}
const err = new Error('Not Found')
err.status = 404
next(err)
})
// dev error handler
// will print stacktrace
if (app.get('env') === 'dev') {
app.use((err, req, res) => {
res.status(err.status || 500)
res.json({
message: 'error'
})
})
}
// production error handler
// no stacktraces leaked to user
app.use((err, req, res) => {
res.status(err.status || 500)
res.json({
message: 'error'
})
})
module.exports = app