code: async function main({ isFragment, needsHelp, showVersion, useTabs }) {
    /* eslint-disable no-console */
    const stdin = await getStdin()
  
    if (showVersion) {
      return console.log(version)
    }
  
    if (needsHelp || !stdin) {
      return console.log(help)
    }
  
    const pug = html2pug(stdin, { isFragment, useTabs })
    return console.log(pug)
  
    /* eslint-enable no-console */
  }
docs: Convert HTML from stdin to Pug