Mostrar archivos y tamaños segun forlder en Nodejs

const fs = require('fs');
const path = require('path');

function getFolderSize(folder) {
  let totalSize = 0;

  function calculateFolderSize(folderPath) {
    const files = fs.readdirSync(folderPath);
    files.forEach(file => {
      const filePath = path.join(folderPath, file);
      const stats = fs.statSync(filePath);
      if (stats.isDirectory()) {
        calculateFolderSize(filePath);
      } else {
        totalSize += stats.size;
      }
    });
  }

  calculateFolderSize(folder);
  return totalSize;
}

const folderPath = path.resolve(__dirname, 'node_modules');
const folderSize = getFolderSize(folderPath);
console.log(`Size of node_modules: ${(folderSize / 1024 / 1024).toFixed(2)} MB`);