谷歌云函数命令npm install package error npm WARN saveError ENOENT：无此类文件或目录，请打开“ location \ package.json”

Question

当我尝试在我的Google云功能上安装npm install nodemailer时出现标题错误。这是错误日志

npm WARN saveError ENOENT: no such file or directory, open 'C:\<user>\<documants>\<folder>\<appfolder>\package.json'
npm WARN enoent ENOENT: no such file or directory, open 'C:\<user>\<documants>\<folder>\<appfolder>\package.json'
npm WARN fuelFinder No description
npm WARN fuelFinder No README data
npm WARN fuelFinder No license field.