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',