const nib = require("nib");
const webpack = require('webpack')
;module.exports = {
  entry: "./src/client",
  target: "web",

  output: {
    filename: "dist/bundle.js",
  },

  module: {
    loaders: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        loader: "babel-loader",
      },
      {
        test: /\.json$/,
        loader: "json",
      },
      {
        test: /\.styl$/,
        loader: "style-loader!css-loader!stylus-loader",
      },
    ],
  },

  plugins: [
    new webpack.DefinePlugin({
      'process.env': {
        GA_ACCESS_TOKEN: JSON.stringify(process.env.GA_ACCESS_TOKEN),
      },
    }),
  ],

  node: {
    fs: "empty",
  },

  stylus: {
    use: [nib()],
  },

  rules: [
    {
      test: /react-google-analytics/,
      use: process.env.GA_ACCESS_TOKEN ? 'null-loader' : 'noop-loader',
    },
  ],
};