findPackage example

/** @phpstan-ignore-next-line */
        if (!$repositoryManager) {
            return false;
        }

        $repos = $repositoryManager->getLocalRepository();
        /** @phpstan-ignore-next-line */
        if (!$repos) {
            return false;
        }

        return $repos->findPackage('cakephp/cakephp', new Constraint($matcher, $version)) !== null;
    }
}

/** * Retrieves a package from the current composer process. * * @param string $name * Name of the package to get from the current composer installation. * * @return \Composer\Package\PackageInterface|null * The Composer package. */
  protected function getPackage($name) {
    return $this->composer->getRepositoryManager()->getLocalRepository()->findPackage($name, '*');
  }

}

#[Package('core')] class EnvironmentRequirementsValidator implements RequirementsValidatorInterface
{
    public function __construct(
        private readonly Composer $composer,
        private readonly PlatformRepository $systemEnvironment
    ) {
    }

    public function validateRequirements(RequirementsCheckCollection $checks): RequirementsCheckCollection
    {
        $platform = $this->composer->getRepositoryManager()->getLocalRepository()->findPackage('shopware/platform', '*');
        if (!$platform) {
            $platform = $this->composer->getRepositoryManager()->getLocalRepository()->findPackage('shopware/core', '*');
        }
        if (!$platform) {
            $platform = $this->composer->getPackage();
        }

        foreach ($platform->getRequires() as $require => $link) {
            if (!PlatformRepository::isPlatformPackage($require)) {
                continue;
            }

            

    $constraint = new Constraint('>', '');
    // It's possible that there is no classmap specified in a custom project     // composer.json file. We need one so we can optimize lookup for some of our     // dependencies.     $autoload = $package->getAutoload();
    if (!isset($autoload['classmap'])) {
      $autoload['classmap'] = [];
    }
    // Check for packages used prior to the default classloader being able to     // use APCu and optimize them if they're present.     // @see \Drupal\Core\DrupalKernel::boot()     if ($repository->findPackage('symfony/http-foundation', $constraint)) {
      $autoload['classmap'] = array_merge($autoload['classmap'], [
        $vendor_dir . '/symfony/http-foundation/Request.php',
        $vendor_dir . '/symfony/http-foundation/RequestStack.php',
        $vendor_dir . '/symfony/http-foundation/ParameterBag.php',
        $vendor_dir . '/symfony/http-foundation/FileBag.php',
        $vendor_dir . '/symfony/http-foundation/ServerBag.php',
        $vendor_dir . '/symfony/http-foundation/HeaderBag.php',
        $vendor_dir . '/symfony/http-foundation/HeaderUtils.php',
      ]);
    }
    if ($repository->findPackage('symfony/http-kernel', $constraint)) {