Http status codes. As per https://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml
enum HttpStatusCode { Continue: HttpStatusCode.Continue; SwitchingProtocols: HttpStatusCode.SwitchingProtocols; Processing: HttpStatusCode.Processing; EarlyHints: HttpStatusCode.EarlyHints; Ok: HttpStatusCode.Ok; Created: HttpStatusCode.Created; Accepted: HttpStatusCode.Accepted; NonAuthoritativeInformation: HttpStatusCode.NonAuthoritativeInformation; NoContent: HttpStatusCode.NoContent; ResetContent: HttpStatusCode.ResetContent; PartialContent: HttpStatusCode.PartialContent; MultiStatus: HttpStatusCode.MultiStatus; AlreadyReported: HttpStatusCode.AlreadyReported; ImUsed: HttpStatusCode.ImUsed; MultipleChoices: HttpStatusCode.MultipleChoices; MovedPermanently: HttpStatusCode.MovedPermanently; Found: HttpStatusCode.Found; SeeOther: HttpStatusCode.SeeOther; NotModified: HttpStatusCode.NotModified; UseProxy: HttpStatusCode.UseProxy; Unused: HttpStatusCode.Unused; TemporaryRedirect: HttpStatusCode.TemporaryRedirect; PermanentRedirect: HttpStatusCode.PermanentRedirect; BadRequest: HttpStatusCode.BadRequest; Unauthorized: HttpStatusCode.Unauthorized; PaymentRequired: HttpStatusCode.PaymentRequired; Forbidden: HttpStatusCode.Forbidden; NotFound: HttpStatusCode.NotFound; MethodNotAllowed: HttpStatusCode.MethodNotAllowed; NotAcceptable: HttpStatusCode.NotAcceptable; ProxyAuthenticationRequired: HttpStatusCode.ProxyAuthenticationRequired; RequestTimeout: HttpStatusCode.RequestTimeout; Conflict: HttpStatusCode.Conflict; Gone: HttpStatusCode.Gone; LengthRequired: HttpStatusCode.LengthRequired; PreconditionFailed: HttpStatusCode.PreconditionFailed; PayloadTooLarge: HttpStatusCode.PayloadTooLarge; UriTooLong: HttpStatusCode.UriTooLong; UnsupportedMediaType: HttpStatusCode.UnsupportedMediaType; RangeNotSatisfiable: HttpStatusCode.RangeNotSatisfiable; ExpectationFailed: HttpStatusCode.ExpectationFailed; ImATeapot: HttpStatusCode.ImATeapot; MisdirectedRequest: HttpStatusCode.MisdirectedRequest; UnprocessableEntity: HttpStatusCode.UnprocessableEntity; Locked: HttpStatusCode.Locked; FailedDependency: HttpStatusCode.FailedDependency; TooEarly: HttpStatusCode.TooEarly; UpgradeRequired: HttpStatusCode.UpgradeRequired; PreconditionRequired: HttpStatusCode.PreconditionRequired; TooManyRequests: HttpStatusCode.TooManyRequests; RequestHeaderFieldsTooLarge: HttpStatusCode.RequestHeaderFieldsTooLarge; UnavailableForLegalReasons: HttpStatusCode.UnavailableForLegalReasons; InternalServerError: HttpStatusCode.InternalServerError; NotImplemented: HttpStatusCode.NotImplemented; BadGateway: HttpStatusCode.BadGateway; ServiceUnavailable: HttpStatusCode.ServiceUnavailable; GatewayTimeout: HttpStatusCode.GatewayTimeout; HttpVersionNotSupported: HttpStatusCode.HttpVersionNotSupported; VariantAlsoNegotiates: HttpStatusCode.VariantAlsoNegotiates; InsufficientStorage: HttpStatusCode.InsufficientStorage; LoopDetected: HttpStatusCode.LoopDetected; NotExtended: HttpStatusCode.NotExtended; NetworkAuthenticationRequired: HttpStatusCode.NetworkAuthenticationRequired;}
