private function printModuleState(IO $io, $ModuleState)
    {
        switch ($ModuleState) {
            case ModuleState::ENABLED:
                $io->writeLine('The following modules are currently enabled:');
                $io->writeLine('');

                return;
            case ModuleState::NOT_FOUND:
                $io->writeLine('The following modules could not be found:');
                $io->writeLine(' (use "puli module --clean" to remove)');
                $io->writeLine('');

                return;
            case ModuleState::NOT_LOADABLE:
                $io->writeLine('The following modules could not be loaded:');
                $io->writeLine('');

                return;
        }
    }