react-widget/webpack.config.js at main · rapidaai/react-widget · GitHub

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const path = require("path");
const TerserPlugin = require("terser-webpack-plugin");
const webpack = require("webpack");
const BundleAnalyzerPlugin =
  require("webpack-bundle-analyzer").BundleAnalyzerPlugin;

const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const CssMinimizerPlugin = require("css-minimizer-webpack-plugin");

module.exports = {
  entry: "./src/index.tsx",
  output: {
    filename: "app.min.js",
    path: path.resolve(__dirname, "dist"),
  },
  resolve: {
    alias: {
      "@": path.resolve(__dirname, "src"),
    },
    extensions: [".ts", ".tsx", ".js", ".jsx"],
  },
  plugins: [
    // new BundleAnalyzerPlugin(),
    new webpack.IgnorePlugin({
      resourceRegExp: /^\.\/locale$/, // Regex to ignore locales
      contextRegExp: /moment$/,
    }),
    new MiniCssExtractPlugin(),
  ],
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        exclude: /node_modules/,
        use: {
          loader: "ts-loader",
        },
      },
      {
        test: /\.css$/,
        use: [
          // MiniCssExtractPlugin.loader,
          "style-loader",
          "css-loader",
          "postcss-loader",
        ],
      },
    ],
  },
  optimization: {
    minimize: true,
    minimizer: [
      new TerserPlugin({
        terserOptions: {
          mangle: true,
          compress: {
            drop_console: false,
            pure_funcs: ["console.info", "console.debug", "console.log"],
          },
          output: {
            comments: false,
            ascii_only: true, // ✅ Add this
          },
          ecma: 2020, // ✅ Optional: for better Unicode support
        },
      }),
      new CssMinimizerPlugin(),
    ],
  },
  mode: "production",
};