make it easy to test override package.json files about volo HOT 1 OPEN

#!/usr/bin/env node

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

program
  .option('--with-package-json <path>', 'Specify an override package.json file')
  .parse(process.argv);

// Function to load the package.json file
function loadPackageJson(packageJsonPath) {
  try {
    return JSON.parse(fs.readFileSync(packageJsonPath, 'utf8'));
  } catch (error) {
    console.error(`Error reading ${packageJsonPath}: ${error.message}`);
    process.exit(1);
  }
}

// Main logic
if (program.withPackageJson) {
  // If the --with-package-json option is provided, load the override package.json
  const overridePackageJsonPath = path.resolve(process.cwd(), program.withPackageJson);
  const overridePackageJson = loadPackageJson(overridePackageJsonPath);

  console.log('Loaded override package.json:', overridePackageJson);
} else {
  console.error('Please specify the --with-package-json option to load an override package.json');
  process.exit(1);
}