Error Handling Middleware

Author: codingChewie

app.js

@@ -11,6 +11,7 @@ app.set('view engine', 'pug')
 
 app.use((req, res, next) => {
   const err = new Error('Oh no')
+  err.status = 500
   next(err)
 })
 
@@ -53,4 +54,10 @@ app.post('/goodbye', (req, res) => {
   res.redirect('/hello')
 })
 
+app.use((err, req, res, next) => {
+  res.locals.error = err
+  res.status(err.status)
+  res.render('error')
+})
+
 app.listen(3000, () => console.log('The app is running on port 3000'))

views/error.pug

@@ -0,0 +1,6 @@
+extends layout.pug
+
+block content
+  h1= error.message
+  h2= error.status
+  pre= error.stack