/**
 * Base error class for the IDP protocol
 */
export interface HttpError {
    getStatus(): number;
}
export declare class IdpError extends Error implements HttpError {
    code: string;
    statusCode: number;
    constructor(message: string, code: string, statusCode?: number);
    getStatus(): number;
}
/**
 * Authentication error
 */
export declare class AuthenticationError extends IdpError {
    constructor(message?: string);
}
/**
 * Authorization error
 */
export declare class AuthorizationError extends IdpError {
    constructor(message?: string);
}
/**
 * Token expired error
 */
export declare class TokenExpiredError extends IdpError {
    constructor(message?: string);
}
/**
 * Invalid token error
 */
export declare class InvalidTokenError extends IdpError {
    constructor(message?: string);
}
/**
 * Raised when an IDP provider does not implement an optional operation
 * (e.g. the Null provider is asked to invite a user). Maps to HTTP 501.
 */
export declare class IdpOperationNotSupportedError extends IdpError {
    constructor(operation: string);
}
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