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<?php
declare(strict_types=1);
namespace BrenoRoosevelt\Validation;
use BrenoRoosevelt\Validation\Rules\NotEmptyString;
trait MaybeBelongsToField
{
private ?string $field = null;
public function getField(): ?string
return $this->field;
}
/**
* @throws ValidationException
*/
public function field(?string $field): static
$instance = clone $this;
$instance->setField($field);
return $instance;
private function setField(?string $field): void
(new NotEmptyString('When provided, the field cannot be left blank'))->validateOrFail($field);
$this->field = $field;
public function belongsToField(): bool
return $this->field !== null;
private function newEmptyValidationResult(): ValidationResult|ValidationResultByField
return
$this->belongsToField() ?
new ValidationResultByField($this->getField()) :
ValidationResult::everythingIsOk();
brenoroosevelt /
php-validation
