Přidaní makra {validate} do property anotace entit.

[PetrP]

/**
 * @property string $foo {validate Nette\Utils\Validators::isEmail}
 * @property string $hexadecimal {validate ctype_xdigit}
 */
class Foo extends Orm\Entity

/**
 * @property string $foo {validate self::validateFoo}
 */
class Foo extends Orm\Entity
{
  protected function validateFoo($value)
  {
    return preg_match('#^a#', $value);
  }
}

/**
 * @property string $name {validate !empty}
 */
class Foo extends Orm\Entity

/**
 * @property string $filePath {validate is_file} {validate is_readable} {validate is_writable}
 */
class Foo extends Orm\Entity

/**
 * @property int $number {validate > 0}
 * @property int $percent {validate >= 0} {validate <= 0}
 * @property string $name {validate !== ''}
 */
class Foo extends Orm\Entity