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diff --git a/backend/node_modules/http-errors/README.md b/backend/node_modules/http-errors/README.md new file mode 100644 index 0000000..a8b7330 --- /dev/null +++ b/backend/node_modules/http-errors/README.md @@ -0,0 +1,169 @@ +# http-errors + +[![NPM Version][npm-version-image]][npm-url] +[![NPM Downloads][npm-downloads-image]][node-url] +[![Node.js Version][node-image]][node-url] +[![Build Status][ci-image]][ci-url] +[![Test Coverage][coveralls-image]][coveralls-url] + +Create HTTP errors for Express, Koa, Connect, etc. with ease. + +## Install + +This is a [Node.js](https://nodejs.org/en/) module available through the +[npm registry](https://www.npmjs.com/). Installation is done using the +[`npm install` command](https://docs.npmjs.com/getting-started/installing-npm-packages-locally): + +```console +$ npm install http-errors +``` + +## Example + +```js +var createError = require('http-errors') +var express = require('express') +var app = express() + +app.use(function (req, res, next) { + if (!req.user) return next(createError(401, 'Please login to view this page.')) + next() +}) +``` + +## API + +This is the current API, currently extracted from Koa and subject to change. + +### Error Properties + +- `expose` - can be used to signal if `message` should be sent to the client, + defaulting to `false` when `status` >= 500 +- `headers` - can be an object of header names to values to be sent to the + client, defaulting to `undefined`. When defined, the key names should all + be lower-cased +- `message` - the traditional error message, which should be kept short and all + single line +- `status` - the status code of the error, mirroring `statusCode` for general + compatibility +- `statusCode` - the status code of the error, defaulting to `500` + +### createError([status], [message], [properties]) + +Create a new error object with the given message `msg`. +The error object inherits from `createError.HttpError`. + +```js +var err = createError(404, 'This video does not exist!') +``` + +- `status: 500` - the status code as a number +- `message` - the message of the error, defaulting to node's text for that status code. +- `properties` - custom properties to attach to the object + +### createError([status], [error], [properties]) + +Extend the given `error` object with `createError.HttpError` +properties. This will not alter the inheritance of the given +`error` object, and the modified `error` object is the +return value. + +<!-- eslint-disable no-redeclare --> + +```js +fs.readFile('foo.txt', function (err, buf) { + if (err) { + if (err.code === 'ENOENT') { + var httpError = createError(404, err, { expose: false }) + } else { + var httpError = createError(500, err) + } + } +}) +``` + +- `status` - the status code as a number +- `error` - the error object to extend +- `properties` - custom properties to attach to the object + +### createError.isHttpError(val) + +Determine if the provided `val` is an `HttpError`. This will return `true` +if the error inherits from the `HttpError` constructor of this module or +matches the "duck type" for an error this module creates. All outputs from +the `createError` factory will return `true` for this function, including +if an non-`HttpError` was passed into the factory. + +### new createError\[code || name\](\[msg]\)) + +Create a new error object with the given message `msg`. +The error object inherits from `createError.HttpError`. + +```js +var err = new createError.NotFound() +``` + +- `code` - the status code as a number +- `name` - the name of the error as a "bumpy case", i.e. `NotFound` or `InternalServerError`. + +#### List of all constructors + +|Status Code|Constructor Name | +|-----------|-----------------------------| +|400 |BadRequest | +|401 |Unauthorized | +|402 |PaymentRequired | +|403 |Forbidden | +|404 |NotFound | +|405 |MethodNotAllowed | +|406 |NotAcceptable | +|407 |ProxyAuthenticationRequired | +|408 |RequestTimeout | +|409 |Conflict | +|410 |Gone | +|411 |LengthRequired | +|412 |PreconditionFailed | +|413 |PayloadTooLarge | +|414 |URITooLong | +|415 |UnsupportedMediaType | +|416 |RangeNotSatisfiable | +|417 |ExpectationFailed | +|418 |ImATeapot | +|421 |MisdirectedRequest | +|422 |UnprocessableEntity | +|423 |Locked | +|424 |FailedDependency | +|425 |TooEarly | +|426 |UpgradeRequired | +|428 |PreconditionRequired | +|429 |TooManyRequests | +|431 |RequestHeaderFieldsTooLarge | +|451 |UnavailableForLegalReasons | +|500 |InternalServerError | +|501 |NotImplemented | +|502 |BadGateway | +|503 |ServiceUnavailable | +|504 |GatewayTimeout | +|505 |HTTPVersionNotSupported | +|506 |VariantAlsoNegotiates | +|507 |InsufficientStorage | +|508 |LoopDetected | +|509 |BandwidthLimitExceeded | +|510 |NotExtended | +|511 |NetworkAuthenticationRequired| + +## License + +[MIT](LICENSE) + +[ci-image]: https://badgen.net/github/checks/jshttp/http-errors/master?label=ci +[ci-url]: https://github.com/jshttp/http-errors/actions?query=workflow%3Aci +[coveralls-image]: https://badgen.net/coveralls/c/github/jshttp/http-errors/master +[coveralls-url]: https://coveralls.io/r/jshttp/http-errors?branch=master +[node-image]: https://badgen.net/npm/node/http-errors +[node-url]: https://nodejs.org/en/download +[npm-downloads-image]: https://badgen.net/npm/dm/http-errors +[npm-url]: https://npmjs.org/package/http-errors +[npm-version-image]: https://badgen.net/npm/v/http-errors +[travis-image]: https://badgen.net/travis/jshttp/http-errors/master +[travis-url]: https://travis-ci.org/jshttp/http-errors |