getCoreTypes example

EOF
            )
        ;
    }

    protected function execute(InputInterface $input, OutputInterface $output): int
    {
        $io = new SymfonyStyle($input, $output);

        if (null === $class = $input->getArgument('class')) {
            $object = null;
            $options['core_types'] = $this->getCoreTypes();
            $options['service_types'] = array_values(array_diff($this->types, $options['core_types']));
            if ($input->getOption('show-deprecated')) {
                $options['core_types'] = $this->filterTypesByDeprecated($options['core_types']);
                $options['service_types'] = $this->filterTypesByDeprecated($options['service_types']);
            }
            $options['extensions'] = $this->extensions;
            $options['guessers'] = $this->guessers;
            foreach ($options as $k => $list) {
                sort($options[$k]);
            }
        } else {
            

    public static function provideCompletionSuggestions(): iterable
    {
        yield 'option --format' => [
            ['--format', ''],
            ['txt', 'json'],
        ];

        yield 'form_type' => [
            [''],
            self::getCoreTypes(),
        ];

        yield 'option for FQCN' => [
            ['Symfony\\Component\\Form\\Extension\\Core\\Type\\ButtonType', ''],
            [
                'block_name',
                'block_prefix',
                'disabled',
                'label',
                'label_format',
                'row_attr',