import React from 'react';
import { type CSSObject } from 'restyle';
export interface LineNumbersProps {
    /** A string of comma separated lines and ranges to highlight. */
    highlightRanges?: string;
    /** CSS object to apply to the line numbers container. */
    css?: CSSObject;
    /** Class name to apply to the line numbers container. */
    className?: string;
    /** Style to apply to the line numbers container. */
    style?: React.CSSProperties;
}
/** Renders line numbers for the `CodeBlock` component. */
export declare function LineNumbers({ highlightRanges: highlightRangesProp, css, className, style, }: LineNumbersProps): Promise<React.JSX.Element>;
/** Calculate which lines to highlight based on the range meta string added by the rehype plugin. */
export declare function calculateLinesToHighlight(ranges: string | undefined): (index: number) => boolean;