Neos\Flow\Package\PackageOrderResolver::sort PHP Метод

    public function sort()
    {
        if ($this->sortedPackages === null) {
            $this->sortedPackages = [];
            reset($this->unsortedPackages);
            while (!empty($this->unsortedPackages)) {
                $resolved = $this->sortPackage(key($this->unsortedPackages));
                if ($resolved) {
                    reset($this->unsortedPackages);
                } else {
                    next($this->unsortedPackages);
                }
            }
        }
        return $this->sortedPackages;
    }

 /**
  * @test
  * @dataProvider packagesAndDependenciesOrder
  * @param array $packages
  * @param array $expectedPackageOrder
  */
 public function availablePackagesAreSortedAfterTheirDependencies($packages, $expectedPackageOrder)
 {
     $orderResolver = new PackageOrderResolver($packages, $packages);
     $sortedPackages = $orderResolver->sort();
     $this->assertEquals($expectedPackageOrder, array_keys($sortedPackages), 'The packages have not been ordered according to their require!');
 }