我对 node.js、npm 和 JavaScript 非常陌生,但是对于尝试使用伊斯坦布尔工具的代码覆盖率,因此参考https://www.npmjs.com/package/nycnyc
进行安装,其输出如下npm i nyc
C:\Users\user>npm i nyc
npm WARN saveError ENOENT: no such file or directory, open 'C:\Users\user\package.json'
npm WARN enoent ENOENT: no such file or directory, open 'C:\Users\user\package.json'
npm WARN user No description
npm WARN user No repository field.
npm WARN user No README data
npm WARN user No license field.
+ nyc@15.1.0
updated 1 package in 1.334s
9 packages are looking for funding
run `npm fund` for details
但是当我点击nyc
o 命令提示符时,它会说 - nyc 不被识别为内部或外部命令。
根据文档,我添加了开发依赖项,但看到了相同的错误。
C:\Users\user>npm i -D nyc
npm WARN saveError ENOENT: no such file or directory, open 'C:\Users\user\package.json'
npm notice created a lockfile as package-lock.json. You should commit this file.
npm WARN enoent ENOENT: no such file or directory, open 'C:\Users\user\package.json'
npm WARN user No description
npm WARN user No repository field.
npm WARN user No README data
npm WARN user No license field.
+ nyc@15.1.0
added 142 packages from 99 contributors in 48.325s
9 packages are looking for funding
run `npm fund` for details
请指导我这里有什么问题。