Q：運(yùn)行npm run dev報(bào)錯(cuò)，查了很久找不到解決辦法，求助論壇的前輩們~

第一次用webpack，配置好后運(yùn)行npm run dev結(jié)果報(bào)錯(cuò)了，在網(wǎng)上搜了很多資料都無(wú)法解決，求前輩們指點(diǎn)以下！不勝感激！！

報(bào)錯(cuò)內(nèi)容

npm ERR! code EJSONPARSE
npm ERR! Failed to parse json
npm ERR! Unexpected token / while parsing '{
npm ERR!   "name": "vue-loader-demo",
npm ERR!   "versio'
npm ERR! File: /Users/sylvia/Documents/FE/Practice/vue/vue-loader-demo/package.json
npm ERR! Failed to parse package.json data.
npm ERR! package.json must be actual JSON, not just JavaScript.
npm ERR! 
npm ERR! Tell the package author to fix their package.json file. JSON.parse

npm ERR! A complete log of this run can be found in:
npm ERR!     /Users/sylvia/.npm/_logs/2018-04-17T12_39_56_372Z-debug.log

package.js

{
  "name": "vue-loader-demo",
  "version": "1.0.0",
  "description": "",
  "main": "main.js",
  "scripts": {
    "build": "webpack",
    "dev": "webpack-dev-server --devtool eval --progress --colors --hot" //意思是自動(dòng)刷新屏幕
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "webpack": "^4.5.0",
    "webpack-dev-server": "^3.1.3"
  }
}

文件結(jié)構(gòu)

|-index.html

|-main.js    

|-App.vue   

|-package.json  

|-webpack.config.js