webpack.dev.config.js

const path = require('path');
const webpack = require('webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');


const outputDirectory = 'dist';
module.exports = {
  watch: true,
  watchOptions: {
    poll: true,
    ignored: /node_modules/,
  },
  devtool: 'eval-source-map',
  entry: ['babel-polyfill', './src/index.js'],
  output: {
    path: path.join(__dirname, outputDirectory),
    filename: 'bundle.js',
    publicPath: '/',
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        loader: 'babel-loader',
      },
      {
        test: /\.txt$/,
        use: 'raw-loader',
      },
      {
        // Loads the javacript into html template provided.
        // Entry point is set below in HtmlWebPackPlugin in Plugins
        test: /\.html$/,
        use: [
          {
            loader: 'html-loader',
            // options: { minimize: true }
          },
        ],
      },
      {
        // Loads CSS into a file when you import it via Javascript
        // Rules are set in MiniCssExtractPlugin
        test: /\.css$/,
        use: [MiniCssExtractPlugin.loader, 'css-loader'],
      },
      {
        test: /\.(png|svg|jpg|gif)$/,
        use: ['file-loader'],
      },
    ],
  },
  plugins: [
    new CleanWebpackPlugin([outputDirectory]),
    new HtmlWebpackPlugin({
      template: './public/index.html',
      favicon: './public/favicon.ico',
    }),
    new MiniCssExtractPlugin({
      filename: '[name].css',
      chunkFilename: '[id].css',
    }),
    new webpack.DefinePlugin({
      WARHOL_HOST: JSON.stringify('http://localhost'),
      WARHOL_PORT: JSON.stringify('3030'),
    }),
  ],
};