webpack.config.js
var path = require('path');
module.exports = {
entry: './index.js',
output: {
path: path.resolve(__dirname, 'build'),
filename: 'index.js',
libraryTarget: 'commonjs2',
libraryExport: 'default'
},
module: {
rules: [{
test: /\.js$/,
exclude: /(node_modules|build)/,
use: {
loader: 'babel-loader'
}
}]
}
};