webpack.config.js

'use strict';

const env = process.env.NODE_ENV || 'development';

const webpack = require('webpack');
const path = require('path');
const webpackUMDExternal = require('webpack-umd-external');
const HtmlWebpackPlugin = require('html-webpack-plugin');

module.exports = {
  entry: path.join(__dirname, 'example/src/index.js'),
  output: {
    path: path.join(__dirname, 'example/dist'),
    filename: 'bundle.js'
  },
  devtool: "source-map",
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        loader: 'babel-loader',
        options: {
            presets: ['es2015', 'stage-0', 'react']
        }
      },
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader']
      }
    ]
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: path.join(__dirname, 'example/src/index.html')
    })
  ],
  resolve: {
    extensions: ['.js', '.jsx']
  },
  devServer: {
    contentBase: path.join(__dirname, 'example/dist'),
    port: 8000
  }
};