/**
 * Resolve the `:line-numbers` / `:no-line-numbers` mark from token info.
 */
export const resolveLineNumbers = (info: string): boolean | null => {
  if (/:line-numbers\b/.test(info)) {
    return true;
  }

  if (/:no-line-numbers\b/.test(info)) {
    return false;
  }

  return null;
};