const errors = require('throw-http-errors');

  new errors.BadRequest('Name required in body', 190);
            OR
  new errors[400](msg, code);

  new errors.Unauthorized(msg, code);
            OR
  new errors[401](msg, code);

  new errors.PaymentRequired(msg, code);
            OR
  new errors[402](msg, code);

  new errors.Forbidden(msg, code);
            OR
  new errors[403](msg, code);

  new errors.NotFound(msg, code);
            OR
  new errors[404](msg, code);

  new errors.MethodNotAllowed(msg, code);
            OR
  new errors[405](msg, code);

  new errors.InternalServerError(msg, code);
            OR
  new errors[500](msg, code);

  new errors.CreateCustomError(status, name, message, code);

const express = require('express');
const app = express();
const errors = require('throw-http-errors');

app.get('/user/:id', (req, res, next) => {
  next(new errors.NotFound('User not found', 'USER_NOT_FOUND'));
});