StackFormation\BlueprintAction::validateTemplate PHP Метод

    public function validateTemplate()
    {
        $this->getCfnClient()->validateTemplate(['TemplateBody' => $this->blueprint->getPreprocessedTemplate()]);
        // will throw an exception if there's a problem
    }

 protected function executeWithBlueprint(Blueprint $blueprint, InputInterface $input, OutputInterface $output)
 {
     $blueprintAction = new BlueprintAction($blueprint, $this->profileManager, $output);
     $blueprintAction->validateTemplate();
     // will throw an exception if there's a problem
     $formatter = new FormatterHelper();
     $formattedBlock = $formatter->formatBlock(['No validation errors found.'], 'info', true);
     $output->writeln("\n\n{$formattedBlock}\n\n");
 }