Simple Production ready webpack file

webpack.base.config.js

'use strict';
const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const webpack = require('webpack');

module.exports = function (env) {
  let outputFile = 'bundle';
  const plugins = [
    new webpack.NoEmitOnErrorsPlugin(),
    new webpack.DefinePlugin({
      'process.env.NODE_ENV': JSON.stringify(env)
    }),
    new webpack.optimize.OccurrenceOrderPlugin(),
    new HtmlWebpackPlugin({
      template: 'public/index.html'
    })
  ];

  if (env === 'production') {
    plugins.push(new webpack.optimize.UglifyJsPlugin(
      {
        minimize: true,
        compress: {
          warnings: false
        },
        mangle: true
      }
    ));
    outputFile = outputFile.toLowerCase() + '.min.js';
  } else {
    outputFile = outputFile.toLowerCase() + '.js';
  }

  const config = {
    entry: './docs/index.js',
    output: {
      path: path.resolve(__dirname, 'dist'),
      filename: outputFile
    },
    module: {
      rules: [
        { test: /\.(js)$/, use: 'babel-loader',  exclude: /node_modules/ },
        { test: /\..*css$/,use: ['style-loader', 'css-loader', 'sass-loader']},
        { test: /\.eot(\?v=\d+\.\d+\.\d+)?$/, loader: 'file-loader'},
        { test: /\.(woff|woff2)$/, loader: 'url-loader?prefix=font/&limit=5000' },
        { test: /\.ttf(\?v=\d+\.\d+\.\d+)?$/, loader: 'url-loader?limit=10000&mimetype=application/octet-stream' },
        { test: /\.svg(\?v=\d+\.\d+\.\d+)?$/, loader: 'url-loader?limit=10000&mimetype=image/svg+xml' },
        { test: /\.png(\?v=\d+\.\d+\.\d+)?$/, loader: 'url-loader?limit=10000&mimetype=image/png' },
        { test: /\.gif(\?v=\d+\.\d+\.\d+)?$/, loader: 'url-loader?limit=10000&mimetype=image/gif' }
      ]
    },
    resolve: {
      alias: {
        mdbreact: path.resolve('./src/index')
      },
      extensions: ['.js', '.json']
    },
    plugins: plugins
  };

  return config;
};