webpack.config.js

var HtmlWebpackPlugin = require('html-webpack-plugin');

// process.traceDeprecation = true;
// https://github.com/webpack/loader-utils/issues/56

module.exports = {
  entry: [
    './src/index.js'
  ],
  output: {
    path: __dirname+'/dist',
    filename: 'index_bundle.js'
  },
  plugins:[
    new HtmlWebpackPlugin({
      template: './src/index.html'
    })
  ],
  // Enable sourcemaps for debugging webpack's output.
  devtool: 'eval-source-map',
  module: {
        rules : [
          {
            loader: 'babel-loader',
            query:{ presets: ['react','es2015']},
            test: /\.jsx?$/,
            exclude: /(node_modules)/
          }
        ]
  },
  resolve: {
    extensions: [' ', '.js', '.jsx', '.json']
  },
  devServer: {
    historyApiFallback: true,
    contentBase: './',
    port: 5000,
    headers: { 'Access-Control-Allow-Origin': '*' }
  }
};