/Javascript/Express/Express error middleware

Express error middleware

function errorHandler (err, req, res, next) {
  if (res.headersSent) {
    return next(err)
  }
  res.status(500)
  res.render('error', { error: err })
}

Source: expressjs.com

Express generator error handling

app.get('/', function (req, res) {
  throw new Error('BROKEN') // Express will catch this on its own.
})

Source: expressjs.com

Similar codes

0 vote154 views1 answer
Expressjs swagger yaml
Javascript Express
0 vote169 views1 answer
Node js express mongodb find all documents
Javascript Express
23 votes164 views4 answers
Express rate limit
Javascript Express
3 votes168 views2 answers
Node express json request urlencoded
Javascript Express
1 vote155 views1 answer
Get express variable
Javascript Express
0 vote123 views1 answer
Express rewrite url
Javascript Express
8 votes168 views1 answer
Express router file
Javascript Express
17 votes174 views6 answers
Express js
Javascript Express
6 votes214 views3 answers
Set headers in express
Javascript Express
30 votes161 views2 answers
Express get params after ?
Javascript Express