/**
 * ./src/classes/utils.d/formatters.ts
 * penguins-eggs v.10.0.0 / ecmascript 2020
 * Formatting utilities - dates, bytes, objects
 * author: Piero Proietti
 * email: piero.proietti@gmail.com
 * license: MIT
 */
export default class Formatters {
    /**
     * Custom function to sort object keys
     * @param obj
     * @returns
     */
    static sortObjectKeys(obj: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
    /**
     *
     * @param date
     */
    static formatDate(date: Date): string;
    /**
     *
     * @param bytes
     * @param decimals
     * @returns
     */
    static formatBytes(bytes: number, decimals?: number): string;
}