import type { BytesOptions, PrettyBytes } from './types.ts';
declare const _default: {
    /**
     * Formats bytes to a human-readable string value. When input cannot be formatted, the `null` value is returned. The accepted options are as follows.
     *
      - `decimalPlaces`: Maximum number of decimal places to include in output. `default=2`.
      - `fixedDecimals`: Whether to always display the maximum number of decimal places. `default=false`.
      - `thousandsSeparator`: Specify the separator for thousands. `default=''`.
      - `unit`: The unit in which the result will be returned. It could be `B/KB/MB/GB/TB`. The default behavior is to auto-detect based on the input.
      - `unitSeparator`: The separator between the value and the `unit`. `default=''`.
     */
    format(valueInBytes: number, options?: BytesOptions): PrettyBytes | null;
    /**
     * Parse a human-readable string expression to bytes. If the unit value is a number, it will be
     * returned as it is. Otherwise, the string expression will be converted to a number representing
     * bytes.
     *
     * The `null` value is returned when the input cannot be parsed.
     *
     * Supported units and abbreviations are as follows and are case-insensitive:
        - `b` for bytes
        - `kb` for kilobytes
        - `mb` for megabytes
        - `gb` for gigabytes
        - `tb` for terabytes
        - `pb` for petabytes
     */
    parse(unit: string | number): number | null;
};
export default _default;
