webpack.config.js

var path = require('path');
var webpack = require('webpack');
var TerserPlugin = require('terser-webpack-plugin');

var pkg = require('./package.json');
var license =
  '@license ' +
  pkg.license +
  '\n' +
  pkg.name +
  ' ' +
  pkg.version +
  '\nCopyright New Relic <http://newrelic.com/>' +
  '\n@author ' +
  pkg.author;

module.exports = {
  entry: './src/index.js',
  output: {
    path: path.resolve(__dirname, './dist'),
    filename: pkg.name + '.min.js',
    library: 'nrvideo',
    libraryTarget: 'umd',
  },
  devtool: 'source-map',
  module: {
    rules: [
      {
        test: /\.js$/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: [['@babel/preset-env', { targets: 'defaults' }]],
          },
        },
      },
    ],
  },
  optimization: {
    minimize: true,
    minimizer: [new TerserPlugin()],
  },

  plugins: [
    new webpack.BannerPlugin({
      banner: license,
      entryOnly: true,
    }),
  ],
};