vue.config.js 配置

‘use strict’
const path = require(‘path’)
const defaultSettings = require(’./src/settings.js’)

function resolve(dir) {
return path.join(__dirname, dir)
}

const name = defaultSettings.title || ‘文件’ // 标题

const port = process.env.port || process.env.npm_config_port || 80 // 端口

// vue.config.js 配置说明
//官方vue.config.js 参考文档 https://cli.vuejs.org/zh/config/#css-loaderoptions
// 这里只列一部分，具体配置参考文档
module.exports = {
// 部署生产环境和开发环境下的URL。
// 默认情况下，Vue CLI 会假设你的应用是被部署在一个域名的根路径上
publicPath: process.env.NODE_ENV === “production” ? “/” : “/”,
// 在npm run build 或 yarn build 时 ，生成文件的目录名称（要和baseUrl的生产环境路径一致）（默认dist）
outputDir: ‘dist’,
// 用于放置生成的静态资源 (js、css、img、fonts) 的；（项目打包之后，静态资源会放在这个文件夹下）
assetsDir: ‘static’,
// 是否开启eslint保存检测，有效值：ture | false | ‘error’
lintOnSave: process.env.NODE_ENV === ‘development’,
// 如果你不需要生产环境的 source map，可以将其设置为 false 以加速生产环境构建。
productionSourceMap: false,
// webpack-dev-server 相关配置
devServer: {
host: ‘0.0.0.0’,
port: port,
proxy: {
// detail: https://cli.vuejs.org/config/#devserver-proxy
[process.env.VUE_APP_BASE_API]: {
target:“http://192.168.43.50:8080” ,//http://localhost:8080, //http://192.168.43.50:8080
changeOrigin: true,
pathRewrite: {
[’^’ + process.env.VUE_APP_BASE_API]: ‘’
}
}
},
disableHostCheck: true
},
configureWebpack: {
name: name,
resolve: {
alias: {
‘@’: resolve(‘src’)
}
}
},
chainWebpack(config) {
config.plugins.delete(‘preload’) // TODO: need test
config.plugins.delete(‘prefetch’) // TODO: need test

// set svg-sprite-loader
config.module
  .rule('svg')
  .exclude.add(resolve('src/assets/icons'))
  .end()
config.module
  .rule('icons')
  .test(/\.svg$/)
  .include.add(resolve('src/assets/icons'))
  .end()
  .use('svg-sprite-loader')
  .loader('svg-sprite-loader')
  .options({
    symbolId: 'icon-[name]'
  })
  .end()

// set preserveWhitespace
config.module
  .rule('vue')
  .use('vue-loader')
  .loader('vue-loader')
  .tap(options => {
    options.compilerOptions.preserveWhitespace = true
    return options
  })
  .end()

config
  .when(process.env.NODE_ENV !== 'development',
    config => {
      config
        .plugin('ScriptExtHtmlWebpackPlugin')
        .after('html')
        .use('script-ext-html-webpack-plugin', [{
        // `runtime` must same as runtimeChunk name. default is `runtime`
          inline: /runtime\..*\.js$/
        }])
        .end()
      config
        .optimization.splitChunks({
          chunks: 'all',
          cacheGroups: {
            libs: {
              name: 'chunk-libs',
              test: /[\\/]node_modules[\\/]/,
              priority: 10,
              chunks: 'initial' // only package third parties that are initially dependent
            },
            elementUI: {
              name: 'chunk-elementUI', // split elementUI into a single package
              priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
              test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
            },
            commons: {
              name: 'chunk-commons',
              test: resolve('src/components'), // can customize your rules
              minChunks: 3, //  minimum common number
              priority: 5,
              reuseExistingChunk: true
            }
          }
        })
      config.optimization.runtimeChunk('single'),
      {
         from: path.resolve(__dirname, './public/robots.txt'),//防爬虫文件
         to:'./',//到根目录下
      }
    }
  )

}
}

robot.txt 内容

User-agent: *
Disallow: /