object-exporter/webpack.config.js

const path = require('path');
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');

module.exports = {
  watch: true,
  devtool: 'source-map',
  entry: './src/index.js',
  output: {
      path: path.resolve(__dirname, 'dist'),
      filename: 'objectexporter.min.js'
  },
  module: {
    rules: [
        {
          test: /\.js$/,
          exclude: /(node_modules|bower_components)/,
          use: {
              loader: "babel-loader",
              options: {
                  presets: ["@babel/preset-env"]
              }
          }
        }
    ]
},
  optimization: {
    minimize: true,
    minimizer: [new UglifyJsPlugin({
      include: /\.min\.js$/,
      uglifyOptions: {
        output: {
          comments: false
        }
      }
    })]
  }
};