declare module 'micromark-extension-mdx-expression' {
  import type { HtmlExtension } from 'micromark/dist/shared-types';

  export default function (): HtmlExtension;
}

declare module 'micromark-extension-mdx-jsx' {
  import type { HtmlExtension } from 'micromark/dist/shared-types';

  export default function (): HtmlExtension;
}