const webpack = require('webpack'); const path = require('path'); module.exports = { entry: { 'main': [ './main.js' ] }, context: __dirname, output: { path: __dirname, filename: './dist/[name].js' }, devtool: 'cheap-module-source-map', module: { rules: [ { test: /.jsx?$/, loader: 'babel-loader', exclude: /node_modules/ } ] }, plugins: [ new webpack.DefinePlugin({ "process.env": { NODE_ENV: JSON.stringify(process.env.NODE_ENV || "production") } }) ] };