webpack.config.js

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

module.exports = {
    entry: {
        'react-bmap': path.join(__dirname, 'src/index.js'),
    },
    externals: [
        {
            react: {
                amd: 'react',
                commonjs: 'react',
                commonjs2: 'react',
                root: 'React',
            },
        },
        {
            'react-dom': {
                amd: 'react-dom',
                commonjs: 'react-dom',
                commonjs2: 'react-dom',
                root: 'ReactDOM',
            },
        },
    ],
    output: {
        filename: '[name].min.js',
        library: 'ReactBMap',
        libraryTarget: 'umd',
        path: path.resolve(__dirname, 'docs/dist')
    },
    module: {
        rules: [{
            test: /\.js|\.jsx$/,
            exclude: /(node_modules|bower_components)/,
            loader: 'babel-loader',
            options: {
                presets: ['es2015', 'react']
            }
        }],
    },
    plugins: [
        new webpack.DefinePlugin({
            'process.env.NODE_ENV': JSON.stringify('production'),
        }),
        new webpack.optimize.UglifyJsPlugin({
            compress: {
                dead_code: true,
                warnings: false,
            },
        }),
    ]
};