import { z } from 'zod';

declare const YAML_EXTENSIONS: readonly ["yml", "yaml"];
type YAMLExtension = (typeof YAML_EXTENSIONS)[number];
declare const YAML_EXTENSION_SCHEMA: z.ZodEnum<["yml", "yaml"]>;
declare function isYAMLExtension(extension: string): extension is YAMLExtension;

export { YAMLExtension, YAML_EXTENSIONS, YAML_EXTENSION_SCHEMA, isYAMLExtension };