export declare class Snowflake {
    worker: number | bigint;
    epoch: number | bigint;
    seq: number | bigint;
    protected lastTime: number | bigint;
    /**
     * Class constructor of an ID generator, based on Twitter Snowflake.
     * @example const Generator = new Snowflake({ worker: 0, epoch: 1640995200000 })
     * @param {(number|undefined)} worker worker ID in number or bigint (Converts to bigint). By default it's 0
     * @param {(number|undefined)} epoch epoch ofset where to start generating. Requires milliseconds.
     */
    constructor(settings: {
        worker: number | bigint | undefined;
        epoch: number | bigint | undefined;
    });
    /**
     * Generate a 63 bits long unique ID.
     * @example const ID = Snowflake.generate();
     * @returns {snowflake} snowflake
     */
    generate(): string;
    /**
     * Generate a 63 bits long unique ID.
     * @example const ID = Snowflake.generateRaw();
     * @returns {object} snowflake
     */
    generateRaw(): {
        result: string;
        raw: {
            result: string;
            epoch: number | bigint;
            epochBinary: string;
            worker: number | bigint;
            workerBinary: string;
        };
    };
    /**
     * Decode a 63 bits long unique ID into an object.
     * @example const ID = Snowflake.decode(snowflake);
     *
     * @param snowflake string
     * @returns {object} snowflake
     */
    decode(snowflake: string): {
        epoch: number | bigint;
        worker: number | bigint;
        sequence: number | bigint;
    };
}