Webpack Define plugin example

webpack.withOpts.js

const merge = require('webpack-merge');
const webpack = require('webpack');
const prod = require('./webpack.prod');

module.exports = merge(prod, {
  plugins: [
    new webpack.DefinePlugin({
      foo: JSON.stringify('bar'),
      someProps: JSON.stringify({
        one: 2,
        buckle: true,
        myShoe: false,
        aNested: {
          object: {
            object2: 'foo',
          },
        },
      }),
    }),
  ],
  output: {
    path: `${__dirname}/public/with-opts`,
    publicPath: '/',
    filename: 'bundle.js',
  },
});