webpack.config.js

var path = require('path');
var webpack = require('webpack');

module.exports = {
    entry: {
        app: [
            'webpack/hot/dev-server',
            'webpack-hot-middleware/client',
            './src/app.js'
        ]
    },
    output: {
        path: path.resolve(__dirname, 'dist/assets/scripts'),
        filename: 'app.js'
    },
    plugins: [
        new webpack.NoEmitOnErrorsPlugin(),
        new webpack.HotModuleReplacementPlugin(),
    ],
    module: {
        loaders: [{
            test: /\.jsx?$/,
            exclude: /node_modules/,
            loaders: [
                'babel-loader',
                'webpack-module-hot-accept'
            ],
        }],
    },
    stats: {
        colors: true
    },
    devtool: 'source-map'
};