Puli\Manager\Api\Module\ModuleList::isEmpty PHP Метод

    public function isEmpty()
    {
        return 0 === count($this->modules);
    }

 /**
  * {@inheritdoc}
  */
 public function hasModules(Expression $expr = null)
 {
     $this->assertModulesLoaded();
     if (!$expr) {
         return !$this->modules->isEmpty();
     }
     foreach ($this->modules as $module) {
         if ($expr->evaluate($module)) {
             return true;
         }
     }
     return false;
 }