throw-http-errors

Custom errors for HTTP status codes. For the old js version look at the branch javascript

Usage

First, install throw-http-errors as a dependency:

npm install --save throw-http-errors

HTTP Errors

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

Parameters:

• message[optional]: A detailed message for this error.

• code[optional]: Code for this error, like FB API's error codes: https://developers.facebook.com/docs/marketing-api/error-reference/

400 BadRequest

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

401 Unauthorized

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

402 PaymentRequired

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

403 Forbidden

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

404 NotFound

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

405 MethodNotAllowed

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

500 InternalServerError

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

Supported HTTP ERRORS

HTTPError Name	HTTP Status
BadRequest	400
Unauthorized	401
PaymentRequired	402
Forbidden	403
NotFound	404
MethodNotAllowed	405
NotAcceptable	406
ProxyAuthenticationRequired	407
RequestTimeout	408
Conflict	409
Gone	410
LengthRequired	411
PreconditionFailed	412
PayloadTooLarge	413
URITooLong	414
UnsupportedMediaType	415
RangeNotSatisfiable	416
ExpectationFailed	417
MisdirectedRequest	421
UnprocessableEntity	422
Locked	423
FailedDependency	424
UnorderedCollection	425
UpgradeRequired	426
PreconditionRequired	428
TooManyRequests	429
UnavailableForLegalReasons	431
RequestHeaderFieldsTooLarge	451
InternalServerError	500
NotImplemented	501
BadGateway	502
ServiceUnavailable	503
GatewayTimeout	504
HTTPVersionNotSupported	505
VariantAlsoNegotiates	506
InsufficientStorage	507
LoopDetected	508
NotExtended	510
NetworkAuthenticationRequired	511

Custom Errors

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

Parameters:

• status[required]: The HTTP Status number of this error.

• name[optional]: A unique identifier of this error.

• message[optional]: Message of this error.

• code[optional]: A unique code of this error.

Example

In order to use it you need to require the module and then just throw a custom error:

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'));
});