import { z } from 'zod';
/**
 * Creates a Zod schema that sanitizes and validates URL string and performs optional hostname check.
 * @param allowedHostnames An array of allowed hostnames. If empty, no hostname check is performed.
 * @returns A Zod schema.
 */
export declare const allowedUrlSchema: (allowedHostnames?: string[]) => z.ZodPipe<z.ZodPipe<z.ZodURL, z.ZodTransform<string, string>>, z.ZodURL>;
//# sourceMappingURL=allowedUrlSchema.d.ts.map