webpack.config.js

'use strict';

const path = require('path');
const webpack = require('webpack');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const traceFragment = require('macaca-ecosystem/lib/trace-fragment');

const pkg = require('./package');

module.exports = {
  entry: {
    index: path.resolve(__dirname, './assets/index'),
  },
  output: {
    path: path.resolve(__dirname, 'public/dist'),
    publicPath: '/dist',
    filename: '[name].js',
  },
  resolve: {
    extensions: [ '.jsx', '.js' ],
  },
  externals: [
    {
      react: 'React',
      'react-dom': 'ReactDOM',
    },
  ],
  module: {
    rules: [
      {
        test: /\.jsx?/,
        loader: 'babel-loader',
        exclude: /node_modules/,
      }, {
        test: /\.json$/,
        use: 'json-loader',
        type: 'javascript/auto',
        exclude: /node_modules/,
      },
      {
        test: /\.less$/,
        use: [
          {
            loader: 'style-loader',
          },
          {
            loader: 'css-loader',
          },
          {
            loader: 'less-loader',
          },
        ],
      },
      {
        test: /\.css$/,
        use: [
          MiniCssExtractPlugin.loader,
          'css-loader',
        ],
      },
    ],
  },
  plugins: [
    new MiniCssExtractPlugin({
      filename: '[name].css',
      chunkFilename: '[name].css',
    }),
    new webpack.DefinePlugin({
      'process.env.VERSION': JSON.stringify(pkg.version),
      'process.env.traceFragment': traceFragment,
    }),
  ],
  devServer: {
    hot: true,
    static: {
      directory: __dirname,
    },
  },
};