lbry-desktop/ui/webpack.dev.config.js

const path = require('path');
const webpack = require('webpack')
const WebpackNotifierPlugin = require('webpack-notifier')

const appPath = path.resolve(__dirname, 'js');

const PATHS = {
  app: path.join(__dirname, 'app'),
  dist: path.join(__dirname, '..', 'app', 'dist')
};

module.exports = {
  entry: ['babel-polyfill', './js/main.js'],
  output: {
    path: path.join(PATHS.dist, 'js'),
    publicPath: '/js/',
    filename: "bundle.js",
    pathinfo: true
  },
  cache: true,
  devtool: 'eval',
  resolve: {
    modules: [appPath, "node_modules"],
    extensions: ['.js', '.jsx', '.css']
  },
  plugins: [
    new WebpackNotifierPlugin(),
    new webpack.DefinePlugin({
      ENV: JSON.stringify("development"),
    }),
    new webpack.LoaderOptionsPlugin({
      debug: true
    })
  ],
  module: {
    rules: [
      {
        test: /\.jsx?$/,
        enforce: "pre",
        loaders: ['eslint'],
        // define an include so we check just the files we need
        include: PATHS.app
      },
      {
        test: /\.css$/,
        use: ["style-loader", "css-loader"]
      },
      {
        test: /\.jsx?$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            cacheDirectory: true,
            presets: [ 'es2015', 'react', 'stage-2' ]
          }
        }
      }
    ]
  },
  target: 'electron-main',
};