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                //$beforeClasses = get_declared_classes();
                $beforeClasses = self::get_declared_classes_with_parents();
                $beforeClassesCount = count($beforeClasses);
                include_once($fname);
                //$afterClasses = get_declared_classes();
                $afterClasses = self::get_declared_classes_with_parents();

    public function get_declared_classes_with_parents() {
        $declaredClasses = get_declared_classes();
        $result = [];
    
       $classParents = [];
    
        foreach ($declaredClasses as $class) {
            $parentClass = get_parent_class($class);
            if ($parentClass) {
                $classParents[$class] = $parentClass;
            } else {
                $classParents[$class] = null;
            }
        }
    
        $visited = [];
        foreach ($declaredClasses as $class) {
            if (!isset($visited[$class])) {
                $this->add_class_with_parents($class, $classParents, $result, $visited);
            }
        }
    
        return $result;
    }
    
    public function add_class_with_parents($class, $classParents, &$result, &$visited) {
        if (isset($visited[$class])) {
            return;
        }
    
        $visited[$class] = true;
    
        $parentClass = $classParents[$class];
        if ($parentClass) {
            $this->add_class_with_parents($parentClass, $classParents, $result, $visited);
        }
    
        $result[] = $class;
    }