ulogger-server/webpack.prod.js at master · eirmd/ulogger-server · GitHub

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const { merge } = require('webpack-merge');
const common = require('./webpack.common.js');
const TerserPlugin = require('terser-webpack-plugin');

module.exports = merge(common, {
  mode: 'production',
  devtool: 'source-map',
  optimization: {
    minimizer: [
      new TerserPlugin({
        parallel: true,
        terserOptions: {
          compress: {
            pure_funcs: [ 'console.log' ]
          },
          output: {
            comments: false
          }
        },
        extractComments: false
      })
    ]
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: [ '@babel/preset-env' ]
          }
        }
      }
    ]
  }
});