code: function isSameFile (newFilePath, oldFilePath) {
    const newFileContent = fs.readFileSync(newFilePath, { encoding: 'utf-8' })
    const oldFileContent = fs.readFileSync(oldFilePath, { encoding: 'utf-8' })
    const newHash = md5(newFileContent)
    const oldHash = md5(oldFileContent)
  
    return newHash === oldHash
  }
docs: 判断两个文件是否一致
  
  @param {string} newFilePath 新文件的绝对路
  @param {string} oldFilePath 旧文件的绝对路
  @returns {boolean} 新旧文件是否一致