notesnook/apps/web/scripts/analyze.js

/* This file is part of the Notesnook project (https://notesnook.com/)
 *
 * Copyright (C) 2022 Streetwriters (Private) Limited
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

process.env.NODE_ENV = "production";

const webpack = require("webpack");
const BundleAnalyzerPlugin =
  require("webpack-bundle-analyzer").BundleAnalyzerPlugin;
const webpackConfigProd = require("react-scripts/config/webpack.config")(
  "production"
);

// this one is optional, just for better feedback on build
const chalk = require("chalk");
const ProgressBarPlugin = require("progress-bar-webpack-plugin");
const green = (text) => {
  return chalk.green.bold(text);
};

// pushing BundleAnalyzerPlugin to plugins array
webpackConfigProd.plugins.push(new BundleAnalyzerPlugin());

// optional - pushing progress-bar plugin for better feedback;
// it can and will work without progress-bar,
// but during build time you will not see any messages for 10-60 seconds (depends on the size of the project)
// and decide that compilation is kind of hang up on you; progress bar shows nice progression of webpack compilation
webpackConfigProd.plugins.push(
  new ProgressBarPlugin({
    format: `${green("analyzing...")} ${green("[:bar]")}${green(
      "[:percent]"
    )}${green("[:elapsed seconds]")} - :msg`
  })
);

// actually running compilation and waiting for plugin to start explorer
webpack(webpackConfigProd, (err, stats) => {
  if (err || stats.hasErrors()) {
    console.error(err);
  }
});