/**
 * The use of gray-matter package is not allowed in edge-side code, because it uses `eval` internally.
 * https://github.com/jonschlinkert/gray-matter/blob/ce67a86dba419381db0dd01cc84e2d30a1d1e6a5/lib/engines.js#L43
 */
export declare function getFrontmatter(markdown: string): string | undefined;
//# sourceMappingURL=getFrontmatter.d.ts.map