/**
 * Thrown when network requests to the Auth server fail.
 */
export declare class GenericError extends Error {
    error: string;
    error_description: string;
    constructor(error: string, error_description: string);
    static fromPayload({ error, error_description }: {
        error: string;
        error_description: string;
    }): GenericError;
}
/**
 * Thrown when handling the redirect callback fails.
 */
export declare class AuthenticationError extends GenericError {
    state: string;
    constructor(error: string, error_description: string, state: string);
}
/**
 * Thrown when silent auth times out (usually due to a configuration issue) or
 * when network requests to the Auth server timeout.
 */
export declare class TimeoutError extends GenericError {
    constructor();
}
/**
 * Error thrown when the login popup times out (if the user does not complete auth)
 */
export declare class PopupTimeoutError extends TimeoutError {
    popup: Window;
    constructor(popup: Window);
}
export declare class PopupCancelledError extends GenericError {
    popup: Window;
    constructor(popup: Window);
}
/**
 * Error thrown when there is no refresh token to use
 */
export declare class MissingRefreshTokenError extends GenericError {
    constructor();
}