问如何预先预先计算代价高昂的代码片段？

EN

...

module.exports = {
  mode: 'production',

  entry: {
    app: ['...'],
  },
  output: {
    path: '...',
    filename: "[name].bundle.js",
    publicPath: "/"
  },

  module: {
    rules: [
      {
        test: /\.html$/,
        loader: "file-loader?name=[name].[ext]"
      },
      {
        test: /\.(jsx?|tsx?)$/,
        exclude: /node_modules/,
        use: {
          loader: "babel-loader",
        }
      },
      ...
    ]
  },
  resolve: {
    extensions: [.ts", ".tsx", ".js", ".jsx"],
    modules: [
      path.join(__dirname, "./src"),
    ]
  },
};