module.exports = (request, options) => {
  try {
    return options.defaultResolver(request, options);
  } catch (originalError) {
    if (!request.endsWith('.js')) {
      throw originalError;
    }

    const tsRequest = request.replace(/\.js$/, '.ts');
    try {
      return options.defaultResolver(tsRequest, options);
    } catch (fallbackError) {
      throw originalError;
    }
  }
};