Building just a Plone resources JavaScript bundle with webpack

bundle.js

import 'plone-logged-in';

webpack.config.js

const HtmlWebpackPlugin = require('html-webpack-plugin');
const merge = require('webpack-merge');
const path = require('path');
const webpack = require('webpack');

const PlonePlugin = require('plonetheme-webpack-plugin');

const PLONE = new PlonePlugin({
  portalUrl: 'http://localhost:8080/Plone',
  publicPath: '',
  debug: true
});

// Disable CommonsChunk -plugin implicit in PLONE.production config
PLONE.plugins.commonschunk.apply = () => null;

const common = {
  entry: './bundle.js',
};

switch(path.basename(process.argv[1])) {
  case 'webpack':
    module.exports = merge(PLONE.production, common, {
      output: {
        library: 'plone-logged-in',
        libraryTarget: 'umd',
        filename: 'bundle-[chunkhash].js',
        auxiliaryComment: 'Plone logged-in bundle'
      }
    });
    break;
  case 'webpack-dev-server':
    module.exports = merge(PLONE.development, common);
    break;
}