public static function create() { return new CustomScalarType(['name' => 'Email', 'serialize' => [__CLASS__, 'serialize'], 'parseValue' => [__CLASS__, 'parseValue'], 'parseLiteral' => [__CLASS__, 'parseLiteral']]); }
public static function email() { return self::$emailType ?: (self::$emailType = EmailType::create()); }