scratch-audio/webpack.config.js

var path = require('path');

module.exports = {
    devtool: 'cheap-module-source-map',
    entry: {
        dist: './src/index.js'
    },
    output: {
        path: __dirname,
        library: 'AudioEngine',
        libraryTarget: 'commonjs2',
        filename: '[name].js'
    },
    module: {
        loaders: [{
            test: /\.js$/,
            loader: 'babel-loader',
            include: path.resolve(__dirname, 'src'),
            query: {
                presets: ['es2015']
            }
        }]
    },
    externals: {
        'audio-context': true,
        'minilog': true,
        'startaudiocontext': true
    }
};