radiomanifest.js/webpack.config.js

const path = require('path')

const variants = [
  { name: 'web', libtype: 'amd', target: 'web' },
  { name: 'node', libtype: 'amd', target: 'node' },
  { name: 'oldstyle', libtype: 'umd', target: 'web' }
]
module.exports = variants.map(
  variant => {
    const obj = {
      name: variant.name,
      mode: 'production',
      entry: './radiomanifest.js',
      target: [variant.target],
      output: {
        path: path.resolve(__dirname, 'dist'),
        filename: 'radiomanifest-' + variant.name + '.bundle.js',
        clean: false,
        library: {
          name: 'radiomanifest',
          type: variant.libtype
        }
      }
    }
    return obj
  }
)