text: /* eslint-env node */
  
  const webpack = require( 'webpack' );
  const merge = require( 'webpack-merge' );
  const common = require( './webpack.common.js' );
  const UglifyJSPlugin = require( 'uglifyjs-webpack-plugin' );
  
  module.exports = merge( common, {
  	devtool: 'source-map',
  	plugins: [
  		new UglifyJSPlugin( {
  			sourceMap: true,
  		} ),
  		new webpack.DefinePlugin( {
  			'process.env.NODE_ENV': JSON.stringify( 'production' ),
  		} ),
  	],
  } );
  