import merge from 'webpack-merge'; import ExtractTextPlugin from 'extract-text-webpack-plugin'; import OptimizeJsPlugin from 'optimize-js-plugin'; import prodConfig from './prod-lib'; const devConfig = merge(prodConfig, { output: { filename: '[name].debug.js' }, devtool: 'source-map' }); devConfig.plugins = [ new OptimizeJsPlugin(), new ExtractTextPlugin('[name].css') ]; export default devConfig;