const nodeExternals = require('webpack-node-externals');
module.exports = {
target: 'node', // in order to ignore built-in modules like path, fs, etc.
externals: [nodeExternals()], // in order to ignore all modules in node_modules
module: {
loaders: [{
test: /\.js$/,
loader: 'babel-loader'
}]
}
};