[Twig, Form Types] Form text field placeholder can not be null. Why? #37573
Description
Symfony version(s) affected: 5.1.2
Description
Form input placeholder can be empty string or false but can not be null. Why?
Another attributes like for example class can by null.
Error: Argument 1 passed to Symfony\Bridge\Twig\Extension\TranslationExtension::trans() must be of the type string, null given
How to reproduce
public function buildForm(FormBuilderInterface $builder, array $options)
{
$builder
->add('name', null, ['attr' => [
'placeholder' => null,
]])
;
}