export type PromiseErrorParams<D = unknown> = {
    message: string;
    retryable?: boolean;
    data?: D;
};
export declare class PromiseError<D = unknown> extends Error implements PromiseErrorParams<D> {
    #private;
    name: string;
    readonly retryable?: boolean;
    get data(): D | undefined;
    constructor({ message, retryable, data }: PromiseErrorParams<D>);
}
export declare class PromiseTimeoutError extends PromiseError {
    name: string;
    constructor(timeout: Milliseconds, functionName: string);
}
export declare class PromiseMaximunAttemptsError extends PromiseError<Array<Error>> {
    name: string;
    constructor(tried: number, attempts: number, delayTime: number | undefined, functionName: string, errors: Array<PromiseError>);
}