Created
November 27, 2020 16:46
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Better error handling in Express with HttpException classes (CommonJS version)
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/* eslint-disable require-jsdoc */ | |
/** | |
* All specific http exceptions should inherit this class | |
*/ | |
class HttpException extends Error { | |
/** | |
* | |
* @param {number} status HTTP status code | |
* @param {string} message Error message | |
*/ | |
constructor(status, message) { | |
super(message); | |
this.status = status; | |
this.name = "HttpError"; | |
} | |
} | |
/** | |
* 400 Bad request | |
*/ | |
class HttpBadRequestException extends HttpException { | |
constructor(message = "Incorrect request") { | |
super(400, message); | |
this.name = "HttpBadRequestError"; | |
} | |
} | |
/** | |
* 401 Unauthorized | |
*/ | |
class HttpUnauthorizedException extends HttpException { | |
constructor(message = "Not authorized") { | |
super(401, message); | |
this.name = "HttpUnauthorizedError"; | |
} | |
} | |
/** | |
* 403 Forbidden | |
*/ | |
class HttpForbiddenException extends HttpException { | |
constructor(message = "Forbidden") { | |
super(403, message); | |
this.name = "HttpForbiddenError"; | |
} | |
} | |
/** | |
* 404 NotFound | |
*/ | |
class HttpNotFoundException extends HttpException { | |
constructor(message = "Not found") { | |
super(404, message); | |
this.name = "HttpNotFoundError"; | |
} | |
} | |
module.exports = { | |
HttpException, | |
HttpBadRequestException, | |
HttpUnauthorizedException, | |
HttpForbiddenException, | |
HttpNotFoundException, | |
}; |
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