webpack config with dynamic multiple entry

webpack.config.js

// for HMR, don't add webpack/hot/devserver or whatever to config, just use --hot --inline in cli args
// https://github.com/webpack/webpack/issues/1151

'use strict';

const prod = /prod|production/i.test(process.env.NODE_ENV);
const webpack = require('webpack');
const env = process.env.NODE_ENV;
const dev = /dev|development/i.test(env);
const prod = /prod|production/i.test(env);
const uglyConf = { 
  compress: { 
    warnings: false
  },
  output: {
    comments: false
  }
};

const output = (name) => {
  if (dev)
    return { path: './', publicPath: '/', filename: name }
  else if (staging || prod || !env)
    return { path: './dist', filename: name }
}

let config = {

  entry: {
    'htmlsave.bundle': '',
    'page.bundle': ''
  },

  output: output('[name].js'),

  module: {
    loaders: [
      { test: /\.js$/, exclude: /node_modules/, loader: 'babel' },
      { test: /\.html$|\.txt$|\.css$/, loader: 'raw' }
    ]
  },

  plugins: prod ? [
    new webpack.optimize.UglifyJsPlugin(uglyConf)
  ] : []

}

if (dev)
  config.target = 'web';

module.exports = config;