/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 vote226 views1 answer
Express send 200
Javascript Express
4 votes169 views1 answer
Node express post request json
Javascript Express
4 votes196 views2 answers
Express get host url
Javascript Express
0 vote193 views1 answer
How to redirect 404 errors to a page in ExpressJS?
Javascript Express
11 votes146 views5 answers
Express validator
Javascript Express
0 vote185 views1 answer
Express get jwt token from header
Javascript Express
0 vote191 views1 answer
MIME type Error CSS in nodejs Express
Javascript Express
0 vote204 views1 answer
Entendendo Package Json e instalando o Express
Javascript Express
23 votes191 views6 answers
Node.js express
Javascript Express
1 vote179 views1 answer
Express download file
Javascript Express