/**
 * @param {Options} [options]
 * @returns {Extension}
 */
export function mdxJsx(options?: Options | undefined): Extension;
export type Extension = import('micromark-util-types').Extension;
export type Acorn = import('micromark-factory-mdx-expression').Acorn;
export type AcornOptions = import('micromark-factory-mdx-expression').AcornOptions;
export type Options = {
    addResult?: boolean | undefined;
    acorn?: import("micromark-util-events-to-acorn").Acorn | undefined;
    acornOptions?: import("acorn").Options | undefined;
};