webpack.config.js

var path = require('path');
var webpack = require('webpack');

module.exports = {
    context: path.resolve(__dirname, 'src'),
    devServer: {
        contentBase: path.resolve(__dirname, 'dist'),
        compress: false,
        port: 9000
    },
    entry: './radar.js',
    module: {
        rules: [
            {
                test: /\.js$/,
                exclude: /node_modules/,
                loader: 'babel-loader'
            }
        ]
    },
    output: {
        filename: './radar.js',
        library: [
            'radar'
        ],
        path: path.resolve(__dirname, 'dist')
    },
    plugins: [
        new webpack.LoaderOptionsPlugin({
            minimize: true,
            debug: false
        }),
        new webpack.optimize.UglifyJsPlugin({
            compress: {
                warnings: false,
                screw_ie8: true,
                conditionals: true,
                unused: true,
                comparisons: true,
                sequences: true,
                dead_code: true,
                evaluate: true,
                if_return: true,
                join_vars: true
            },
            output: {
                comments: false
            }
        })
    ]
};