Function updateDependencies

packages/cli/lib/version-helper.js:169–218

* Update project dependencies with module versions from the cli template * @param pkg - Package json object for the project * @param generator - Yeoman generator instance

(generator)

 * @param generator - Yeoman generator instance
 */
function updateDependencies(generator) {
  const pkg =
    generator.packageJson.getAll() ||
    generator.fs.readJSON(generator.destinationPath('package.json'));
  const depUpdates = [];
  for (const d in templateDeps) {
    if (
      pkg.dependencies &&
      pkg.dependencies[d] &&
      pkg.dependencies[d] !== templateDeps[d]
    ) {
      depUpdates.push(
        `- Dependency ${d}: ${pkg.dependencies[d]} => ${templateDeps[d]}`,
      );
      pkg.dependencies[d] = templateDeps[d];
    }
    if (
      pkg.devDependencies &&
      pkg.devDependencies[d] &&
      pkg.devDependencies[d] !== templateDeps[d]
    ) {
      depUpdates.push(
        `- DevDependency ${d}: ${pkg.devDependencies[d]} => ${templateDeps[d]}`,
      );
      pkg.devDependencies[d] = templateDeps[d];
    }
    if (
      pkg.peerDependencies &&
      pkg.peerDependencies[d] &&
      pkg.peerDependencies[d] !== templateDeps[d]
    ) {
      depUpdates.push(
        `- PeerDependency ${d}: ${pkg.peerDependencies[d]} => ${templateDeps[d]}`,
      );
      pkg.peerDependencies[d] = templateDeps[d];
    }
  }
  if (depUpdates.length) {
    depUpdates.sort().forEach(d => generator.log(d));
  }
  generator.log(
    chalk.red('Upgrading dependencies may break the current project.'),
  );
  generator.fs.writeJSON(generator.destinationPath('package.json'), pkg);
  // Remove `node_modules` force a fresh install
  if (generator.command === 'update' && !generator.options['skip-install']) {
    fse.removeSync(generator.destinationPath('node_modules'));
  }
  generator.pkgManagerInstall();
}

/**
 * Check the LoopBack project dependencies and versions