thoth-frontend-test/vue.config.js

'use strict'
const path = require('path')
const defaultSettings = require('./src/settings.js')
// const CompressionWebpackPlugin = require('compression-webpack-plugin')

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

const name = defaultSettings.title || 'vue Admin Template' // page title
// If your port is set to 80,
// use administrator privileges to execute the command line.
// For example, Mac: sudo npm run
const port = 9528 // dev port

// All configuration item explanations can be find in https://cli.vuejs.org/config/
module.exports = {
  /**
   * You will need to set publicPath if you plan to deploy your site under a sub path,
   * for example GitHub Pages. If you plan to deploy your site to https://foo.github.io/bar/,
   * then publicPath should be set to "/bar/".
   * In most cases please use '/' !!!
   * Detail: https://cli.vuejs.org/config/#publicpath
   */
  publicPath: '/',
  outputDir: 'dist',
  assetsDir: 'static',
  lintOnSave: process.env.NODE_ENV === 'development',
  productionSourceMap: false,
  devServer: {
    port: port,
    open: true,
    overlay: {
      warnings: false,
      errors: true
    },
    disableHostCheck: true, // webpack4.0 开启热更新
    proxy: {
      // change xxx-api/login => mock/login
      // detail: https://cli.vuejs.org/config/#devserver-proxy
      [process.env.VUE_APP_BASE_API]: {
        target: `http://127.0.0.1:${port}/mock`,
        changeOrigin: true,
        pathRewrite: {
          ['^' + process.env.VUE_APP_BASE_API]: ''
        }
      }
    }
    // after: require('./mock/mock-server.js')
  },
  configureWebpack: {
    // provide the app's title in webpack's name field, so that
    // it can be accessed in index.html to inject the correct title.
    name: name,
    resolve: {
      alias: {
        '@': resolve('src')
      }
    }
    // plugins: [
    //   new CompressionWebpackPlugin({ // 构建压缩加速
    //     test: /\.js$|\.html$|\.css/
    //   })
    // ]
  },
  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/icons'))
      .end()
    config.module
      .rule('icons')
      .test(/\.svg$/)
      .include.add(resolve('src/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
    // https://webpack.js.org/configuration/devtool/#development
      .when(process.env.NODE_ENV === 'development',
        config => config.devtool('cheap-source-map')
      )

    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$/
            }])
            .end()
          config
            .optimization.splitChunks({
              chunks: 'all',
              cacheGroups: {
                styles: {
                  name: 'styles',
                  test: /\.css$/,
                  chunks: 'all',
                  enforce: true // 忽略splitChunks的其他配置，强制将匹配到的缓存组中的文件合并为一个styles.css文件
                },
                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: 15, // 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
                //   chunks: 'all',
                //   reuseExistingChunk: true,
                //   enforce: true
                // },
                // echarts: {
                //   name: 'chunk-echarts',
                //   test: /[\\/]node_modules[\\/]echarts[\\/]/,
                //   chunks: 'all',
                //   priority: 10,
                //   reuseExistingChunk: true,
                //   enforce: true
                // },
                // demo: {
                //   name: 'chunk-demo',
                //   test: /[\\/]src[\\/]views[\\/]/,
                //   chunks: 'all',
                //   priority: 20,
                //   reuseExistingChunk: true,
                //   enforce: true
                // }
              }
            })
          config.optimization.runtimeChunk('single')
        }
      )
  }
}