err-http

Error constructors for common HTTP error types.

npm install err-http

Usage:

var app = express();

var BadRequestError = require('err-http/badrequest');
var CustomError = require('err-http')('TeapotError', 'I am a teapot', 418);

app.get('/test', function (req, res, next) {
  next(new BadRequestError('Invalid!'));
});