config/index.js

// see http://vuejs-templates.github.io/webpack for documentation.
var path = require('path')

module.exports = {
// 构建产品时使用的配置
build: {
// webpack的编译环境
env: require('./prod.env'),
// 编译输入的index.html文件
index: path.resolve(__dirname, '../dist/index.html'),
// webpack输出的目标文件夹路径
assetsRoot: path.resolve(__dirname, '../dist'),
// webpack编译输出的二级文件夹

assetsSubDirectory: 'static',
// webpack编译输出的发布路径
assetsPublicPath: '/',
// 使用SourceMap
productionSourceMap: true,
// Gzip off by default as many popular static hosts such as
// Surge or Netlify already gzip all static assets for you.
// Before setting to `true`, make sure to:
// npm install --save-dev compression-webpack-plugin
// 默认不打开开启gzip模式

productionGzip: false,
// gzip模式下需要压缩的文件的扩展名
productionGzipExtensions: ['js', 'css'],
// Run the build command with an extra argument to
// View the bundle analyzer report after build finishes:
// `npm run build --report`
// Set to `true` or `false` to always turn it on or off
bundleAnalyzerReport: process.env.npm_config_report
},
// 开发过程中使用的配置
dev: {

// webpack的编译环境
env: require('./dev.env'),
// dev-server监听的端口
port: 8080,
// 启动dev-server之后自动打开浏览器
autoOpenBrowser: true,
// webpack编译输出的二级文件夹
assetsSubDirectory: 'static',
// webpack编译输出的发布路径
assetsPublicPath: '/',
// 请求代理表，在这里可以配置特定的请求代理到对应的API接口
// 例如将'/api/xxx'代理到'www.example.com/api/xxx'

proxyTable: {},
// CSS Sourcemaps off by default because relative paths are "buggy"
// with this option, according to the CSS-Loader README
// (https://github.com/webpack/css-loader#sourcemaps)
// In our experience, they generally work as expected,
// just be aware of this issue when enabling this option.
// 是否开启 cssSourceMap
cssSourceMap: false
}
}