export declare function crash(message: string, data?: Record<string, string>): never;
export declare function isHexColor(color: string): boolean;
export declare function assertIsObject(input: unknown, filepath: string): asserts input is Record<string, string>;
export declare function assertIsList(input: unknown, filepath: string): asserts input is Record<string, string>;
export declare function existsSync(path: string): boolean;
export declare function ensureDir(dir: string): Promise<void>;
//# sourceMappingURL=util.d.ts.map