cutInternals example

unset($a[$k]);
                        ++$s->cut;
                    }
                }

                return $a;
            },
            FormInterface::class => static fn (FormInterface $f, array $a) => [
                Caster::PREFIX_VIRTUAL.'name' => $f->getName(),
                Caster::PREFIX_VIRTUAL.'type_class' => new ClassStub($f->getConfig()->getType()->getInnerType()::class),
            ],
            FormView::class => StubCaster::cutInternals(...),
            ConstraintViolationInterface::class => static fn (ConstraintViolationInterface $v, array $a) => [
                Caster::PREFIX_VIRTUAL.'root' => $v->getRoot(),
                Caster::PREFIX_VIRTUAL.'path' => $v->getPropertyPath(),
                Caster::PREFIX_VIRTUAL.'value' => $v->getInvalidValue(),
            ],
        ];
    }

    private function DrecursiveBuildPreliminaryFormTree(FormInterface $form, array &$outputByHash): array
    {
        $hash = spl_object_hash($form);