Core/InternalModule.php
public function checkModuleController()
    {
        $oModuleStateFixer = Registry::get(ModuleStateFixer::class);
        $controllers =  $oModuleStateFixer->getModuleControllerEntries($this->getId());
        return $this->checkFiles($controllers, true);
    }
public function checkModuleController()
    {
        $oModuleStateFixer = Registry::get(ModuleStateFixer::class);
        $controllers =  $oModuleStateFixer->getModuleControllerEntries($this->getId());
        return $this->checkFiles($controllers, true);
    }
Analyze controller in metadata

@return array