webpack.config.dev.js

import webpack from 'webpack';
import path from 'path';

export default {
    debug: true,
    devtool: 'cheap-module-eval-source-map', // more info:https://webpack.github.io/docs/build-performance.html#sourcemaps and https://webpack.github.io/docs/configuration.html#devtool
    noInfo: true, // set to false to see a list of every file being bundled.
    entry: [
        'eventsource-polyfill', // necessary for hot reloading with IE
        'webpack-hot-middleware/client',
        './src/index'
    ],
    target: 'web',
    output: {
        path: __dirname + '/dist', // Note: Physical files are only output by the production build task `npm run build`.
        publicPath: '/',
        filename: 'bundle.js'
    },
    devServer: {
        contentBase: './src'
    },
    plugins: [
        new webpack.HotModuleReplacementPlugin(),
        new webpack.NoErrorsPlugin()
    ],
    module: {
        loaders: [
            {test: /\.js$/, include: path.join(__dirname, 'src'), loaders: ['babel']},
            {test: /(\.css)$/, loaders: ['style', 'css?sourceMap']},
            {test: /\.eot(\?v=\d+\.\d+\.\d+)?$/, loader: "file"},
            {test: /\.(woff|woff2)$/, loader: "url?prefix=font/&limit=5000"},
            {test: /\.ttf(\?v=\d+\.\d+\.\d+)?$/, loader: "url?limit=10000&mimetype=application/octet-stream"},
            {test: /\.svg(\?v=\d+\.\d+\.\d+)?$/, loader: "url?limit=10000&mimetype=image/svg+xml"}
        ]
    }
};