export interface HttpError extends Error {
    httpStatus: number;
}
export interface HttpProblem extends HttpError {
    type: string | null;
    title: string;
    detail: string | null;
    instance: string | null;
}
export declare function isHttpError(e: unknown): e is HttpError;
export declare function isHttpProblem(e: unknown): e is HttpProblem;
export declare class HttpErrorBase extends Error implements HttpProblem {
    type: string | null;
    httpStatus: number;
    title: string;
    detail: string | null;
    instance: string | null;
    constructor(detail?: string | null);
}
export declare function isClientError(e: Error): boolean;
export declare function isServerError(e: Error): boolean;
export declare class BadRequest extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
type AuthenticateChallenge = string | string[];
/**
 * Emits a 401 Unauthorized.
 *
 * This response must come with a WWW-Authenticate header. This challenge can
 * optionally be provided via the constructor.
 *
 * examples:
 *    new Unauthorized('Login failed', 'Basic');
 *    new Unauthorized('Login failed', 'Basic; realm="secret area"');
 *    new Unauthorized('Login failed', ['Basic; realm="secret area', 'Bearer']);
 */
export declare class Unauthorized extends HttpErrorBase {
    httpStatus: number;
    title: string;
    wwwAuthenticate?: AuthenticateChallenge;
    constructor(detail?: string | null, wwwAuthenticate?: AuthenticateChallenge);
}
/**
 * Emits 402 Payment Required
 */
export declare class PaymentRequired extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 403 Forbidden
 */
export declare class Forbidden extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 404 Not Found
 */
export declare class NotFound extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 405 Method Not Allowed.
 *
 * The 405 Method Not Allowed HTTP response requires an Allow header.
 * You can optionally use the second argument to provide this.
 *
 * Example:
 *   new MethodNotAllowed('This resource is read-only', ['GET', 'HEAD', 'OPTIONS']);
 */
export declare class MethodNotAllowed extends HttpErrorBase {
    httpStatus: number;
    title: string;
    allow?: string[];
    constructor(detail?: string | null, allow?: string[]);
}
/**
 * Emits 406 Not Acceptable
 */
export declare class NotAcceptable extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits a 407 Proxy Autentication Required
 *
 * This response must come with a Proxy-Authenticate header. This challenge can
 * optionally be provided via the constructor.
 *
 * examples:
 *    new ProxyAuthenticationRequired('Login failed', 'Basic');
 *    new ProxyAuthenticationRequired('Login failed', 'Basic; realm="secret area"');
 *    new ProxyAuthenticationRequired('Login failed', ['Basic; realm="secret area', 'Bearer']);
 */
export declare class ProxyAuthenticationRequired extends HttpErrorBase {
    httpStatus: number;
    title: string;
    proxyAuthenticate?: AuthenticateChallenge;
    constructor(detail?: string | null, proxyAuthenticate?: AuthenticateChallenge);
}
/**
 * Emits 408 Request Timeout
 */
export declare class RequestTimeout extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 409 Conflict
 */
export declare class Conflict extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 410 Gone
 */
export declare class Gone extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 411 Length Required
 */
export declare class LengthRequired extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 412 Precondition Failed
 */
export declare class PreconditionFailed extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 413 Content Too Large
 *
 * If the status is temporary, it's possible for a server to send a
 * Retry-After header to try again. This value may be embeded in this
 * exception.
 *
 * Example:
 *
 * throw new PayloadTooLarge('Send the large file again in 10 minutes', 600);
 */
export declare class ContentTooLarge extends HttpErrorBase {
    httpStatus: number;
    title: string;
    retryAfter: number | null;
    constructor(detail?: string | null, retryAfter?: number | null);
}
/**
  * Payload Too Large was the old name of this error, but all instances of
  * Payload have been renamed to Content in RFC9110.
  *
  * @deprecated
 */
export declare class PayloadTooLarge extends ContentTooLarge {
}
/**
 * Emits 414 URI Too Long
 */
export declare class UriTooLong extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 415 Unsupported Media Type
 */
export declare class UnsupportedMediaType extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 416 Range Not Satisfiable
 */
export declare class RangeNotSatisfiable extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 417 Expectation Failed
 */
export declare class ExpectationFailed extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 421 Misdirected Request
 */
export declare class MisdirectedRequest extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 422 Unprocessable Content
 */
export declare class UnprocessableContent extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * RFC9110 renamed this to Unprocessable Content.
 *
 * @deprecated
 */
export declare class UnprocessableEntity extends UnprocessableContent {
}
/**
 * Emits 423 Locked
 */
export declare class Locked extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 424 FailedDependency
 */
export declare class FailedDependency extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 425 Too Early
 */
export declare class TooEarly extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 426 Upgrade Required
 */
export declare class UpgradeRequired extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 428 Precondition Required
 */
export declare class PreconditionRequired extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 429 Too Many Requests
 *
 * When sending this status the server may also send a Retry-After header
 * indicating when it's safe try again.
 *
 * It's possible to supply this information via the second argument.
 *
 * Example:
 *   throw new TooManyRequests('Try again in 10 minutes', 600)
 *
 */
export declare class TooManyRequests extends HttpErrorBase {
    httpStatus: number;
    title: string;
    retryAfter: number | null;
    constructor(detail?: string | null, retryAfter?: number | null);
}
/**
 * Emits 431 Request Header Fields Too Large
 */
export declare class RequestHeaderFieldsTooLarge extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 451 Unavailable For Legal Reasons
 */
export declare class UnavailableForLegalReasons extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 500 Internal Server Error
 */
export declare class InternalServerError extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 501 Not Implemented
 */
export declare class NotImplemented extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 502 Bad Gateway
 */
export declare class BadGateway extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 503 Service Unavailable.
 *
 * When sending this status the server may also send a Retry-After header
 * indicating when it's safe try again.
 *
 * It's possible to supply this information via the second argument.
 *
 * Example:
 *   throw new ServiceUnavailable('We\'re down temporarily', 600)
 *
 */
export declare class ServiceUnavailable extends HttpErrorBase {
    httpStatus: number;
    title: string;
    retryAfter: number | null;
    constructor(detail?: string | null, retryAfter?: number | null);
}
/**
 * Emits 504 Gateway Timeout
 */
export declare class GatewayTimeout extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 505 HTTP Version Not Supported
 */
export declare class HttpVersionNotSupported extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 506 Variant Also Negotiates
 */
export declare class VariantAlsoNegotiates extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 507 Insufficient Storage
 */
export declare class UnsufficientStorage extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 508 Loop Detected
 */
export declare class LoopDetected extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 510 Not Extended.
 *
 * This status code has been marked as obsolute.
 *
 * @deprecated
 */
export declare class NotExtended extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
/**
 * Emits 511 Network Authentication Required
 */
export declare class NetworkAuthenticationRequired extends HttpErrorBase {
    httpStatus: number;
    title: string;
}
export {};