@area17/a17-boilerplate/webpack.config.js

The official AREA 17 boilerplate

const path = require('path');
const argv = require('minimist')(process.argv.slice(2));
const webpack = require('webpack');
const HardSourceWebpackPlugin = require('hard-source-webpack-plugin');

const data = require(path.resolve('frontend', 'manifest.json')); // fixme : it should use getManifestPath() in utils.js
const scriptsPath = path.resolve('frontend', 'js');

let config = {
  entry: {
    head: path.resolve(scriptsPath, 'head.js'),
    app: path.resolve(scriptsPath, 'app.js')
  },
  output: {
    filename: '[name].js',
    path: path.resolve(data.paths.dist,'scripts')
  },
  module: {
    rules: [
      { test: /\.js$/,
        exclude: /node_modules\/(?!(@antoine_a17|@gulp-sourcemaps|)\/).*/,
        loader: require.resolve('babel-loader'),
        options: {
          babelrc: false,
          presets: [require.resolve('babel-preset-env')],
          cacheDirectory: true
        }
      }
    ]
  },
  devtool: 'source-map',
  plugins: [
    new HardSourceWebpackPlugin()
  ]
};

module.exports = (env, argv) => {

  console.log('Production: ', env.prod);

  if (env.prod) {
    config.module.rules[0].options.compact = true;

    config.plugins.push(new webpack.optimize.UglifyJsPlugin({
      comments: false,
      beautify: false
    }));

    // no sourcemap on production
    config.devtool = false;
  }  

  return config;
};