import { ConvertFileSize } from './commonTypes';
export declare const getForbiddenFormatsDescription: (forbiddenFiles?: string | undefined) => string;
export declare const getFormatsDescription: (acceptProp?: string | undefined) => string;
/**
 * Function collect file size description
 *
 * @example
 * getFileSizeDescription('1Мб', '10Мб'); // "Размер: от 1Мб до 10Мб."
 * getFileSizeDescription(1, 10, 'MB'); // "Размер: от 1Мб до 10Мб."
 *
 * @param {number | string | undefined} minSize - Minimum allowed file size
 * @param {number | string | undefined} maxSize - Maximum allowed file size
 * @param {FileSizeUnit} fileSizeUnit - Unit of measurement of file sizes
 *
 * @returns {string} File size description
 */
export declare const getFileSizeDescription: (minSize?: string | number | undefined, maxSize?: string | number | undefined, fileSizeUnit?: "GB" | "MB" | "TB" | "byte" | "kB") => string;
/**
 * Function starts file size converter if it exists and return converted file size text
 * @param {number} minSize - Minimum allowed file size
 * @param {number} maxSize - Maximum allowed file size
 * @param {ConvertFileSize} convertFileSize - Function file size converter
 *
 * @returns {string} Converted file size text
 */
export declare const getConvertedFileSize: (minSize?: number | undefined, maxSize?: number | undefined, convertFileSize?: ConvertFileSize | undefined) => string;
export declare const getMaxFilesDescription: (maxFiles?: number | undefined) => string;