declare module './index.js' {
    interface YErrorRegistry {
        E_ERROR: `arg${number}`[];
        E_ERROR_1: [string, string];
        E_ERROR_2: [`arg2.1`, `arg2.2`];
        E_ERROR_3: [`arg3.1`, `arg3.2`];
        E_ERROR_4: {
            foo: 'bar';
        };
    }
}
export {};