webpack.config.prod.js

const { resolve } = require('path')
const UnminifiedWebpackPlugin = require('unminified-webpack-plugin')
const NgAnnotatePlugin = require('ng-annotate-webpack-plugin')

module.exports = {
  mode: 'production',
  entry: {
    index: resolve(__dirname, 'src', 'index.js')
  },
  output: {
    path: resolve(__dirname, 'dist'),
    filename: 'angular-baidu-map.min.js',
    libraryTarget: 'umd'
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        use: [
          {
            loader: 'babel-loader',
            options: {
              presets: [
                [
                  'env',
                  {
                    modules: false
                  }
                ]
              ],
              plugins: ['transform-object-rest-spread']
            }
          }
        ],
        exclude: /(node_modules)/
      }
    ]
  },
  externals: {
    angular: 'angular'
  },
  plugins: [
    new NgAnnotatePlugin({
      add: true
    }),
    new UnminifiedWebpackPlugin()
  ]
}