webpack.config.js

// Cargador de modulos para poder utilizar preprocesadores o transpiladores que necesitemos
const webpack = require('webpack')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const ExtractTextPlugin = require('extract-text-webpack-plugin')
const cssModules = 'modules&importLoaders=1&localIdentName=[name]__[local]__[hash:base64:5]'



module.exports = {
    resolve: {
        extensions: ['', '.js', '.jsx']
    },

    entry: ['./src/index.jsx'],
    output: {
        filename: 'app.js',
        path: './build',
        publicPath: '/'
    },

    module: {
        loaders: [{
                test: /(\.js|jsx)$/,
                exclude: /node_modules/,
                loaders: ['babel']
            },
            {
                test: /\.css$/,
                loader: `style-loader!css-loader?${cssModules}`
            }
        ]
    },

    devServer: {
        host: '0.0.0.0',
        port: 8080,
        inLine: true
    },

    plugins: [
        new HtmlWebpackPlugin({
            template: './src/assets/index.html'
        }),
        new ExtractTextPlugin('style.css', {
            allChunks: true
        })
    ]
}