搞不懂了，尝试好久，不知道是什么问题

Last login: Sat Feb  8 15:05:32 on ttys000

linchundeMacBook-Air:~ linchun$ vue -h

Usage: vue <command> [options]

Options:

  -V, --version  output the version number

  -h, --help     output usage information

Commands:

  init           generate a new project from a template

  list           list available official templates

  build          prototype a new project

  create         (for v3 warning only)

  help [cmd]     display help for [cmd]

linchundeMacBook-Air:~ linchun$ vue list

  Available official templates:

  ★  browserify - A full-featured Browserify + vueify setup with hot-reload, linting & unit testing.

  ★  browserify-simple - A simple Browserify + vueify setup for quick prototyping.

  ★  pwa - PWA template for vue-cli based on the webpack template

  ★  simple - The simplest possible Vue setup in a single HTML file

  ★  webpack - A full-featured Webpack + vue-loader setup with hot reload, linting, testing & css extraction.

  ★  webpack-simple - A simple Webpack + vue-loader setup for quick prototyping.

linchundeMacBook-Air:~ linchun$ vue init webpack mall-project

? Target directory exists. Continue? Yes

? Project name mall-project

? Project description 在线商城WebApp

? Author 

? Vue build runtime

? Install vue-router? Yes

? Use ESLint to lint your code? Yes

? Pick an ESLint preset Standard

? Set up unit tests No

? Setup e2e tests with Nightwatch? No

? Should we run `npm install` for you after the project has been created? (recom

mended) no

   vue-cli · Generated "mall-project".

# Project initialization finished!

# ========================

To get started:

  cd mall-project

  npm install (or if using yarn: yarn)

  npm run lint -- --fix (or for yarn: yarn run lint --fix)

  npm run dev

Documentation can be found at https://vuejs-templates.github.io/webpack

linchundeMacBook-Air:~ linchun$ cd /Users/linchun/Desktop/vue-mall cd mall-project

linchundeMacBook-Air:vue-mall linchun$ cnpm install

npminstall WARN package.json not exists: /Users/linchun/Desktop/vue-mall/package.json

✔ Installed 0 packages

✔ Linked 0 latest versions

✔ Run 0 scripts

✔ All packages installed (used 8ms(network 5ms), speed 0B/s, json 0(0B), tarball 0B)

linchundeMacBook-Air:vue-mall linchun$ npm run lint -- --fix

npm ERR! code ENOENT

npm ERR! syscall open

npm ERR! path /Users/linchun/Desktop/vue-mall/package.json

npm ERR! errno -2

npm ERR! enoent ENOENT: no such file or directory, open '/Users/linchun/Desktop/vue-mall/package.json'

npm ERR! enoent This is related to npm not being able to find a file.

npm ERR! enoent 

npm ERR! A complete log of this run can be found in:

npm ERR!     /Users/linchun/.npm/_logs/2020-02-08T07_16_38_559Z-debug.log

linchundeMacBook-Air:vue-mall linchun$