sugar-hox-devtools/config/webpack.prod.config.js

展示型组件，用于展示被 hox `createModel` 包裹的数据，每个 model 带有命名空间，主动挂载到 window.sugarHox 下

const path = require('path')
const merge = require('webpack-merge')
const baseConfig = require('./webpack.base.js') // 引用公共的配置
const MiniCssExtractPlugin = require('mini-css-extract-plugin') // 用于将组件的css打包成单独的文件输出到`lib`目录中

const prodConfig = {
  mode: 'production', // 开发模式
  entry: path.join(__dirname, '../src/index.js'),
  output: {
    path: path.join(__dirname, '../dist/'),
    filename: 'index.js',
    libraryTarget: 'umd', // 采用通用模块定义
    libraryExport: 'default', // 兼容 ES6 的模块系统、CommonJS 和 AMD 模块规范
  },
  module: {
    rules: [
      {
        test: /\.css$/,
        include: /node_modules/,
        loader: 'style-loader!css-loader',
      },
      {
        test: /\.css$/,
        exclude: /node_modules/,
        use: [
          'style-loader',
          {
            loader: 'css-loader',
            options: {
              modules: {
                localIdentName: '[name]__[local]--[hash:base64:5]',
              },
            },
          },
        ],
      },
    ],
  },
  plugins: [
    new MiniCssExtractPlugin({
      filename: 'main.min.css', // 提取后的css的文件名
    }),
  ],
  externals: {
    // 定义外部依赖，避免把react和react-dom打包进去
    react: {
      root: 'React',
      commonjs2: 'react',
      commonjs: 'react',
      amd: 'react',
    },
    'react-dom': {
      root: 'ReactDOM',
      commonjs2: 'react-dom',
      commonjs: 'react-dom',
      amd: 'react-dom',
    },
  },
}

module.exports = merge(prodConfig, baseConfig) // 将baseConfig和prodConfig合并为一个配置