StringConverter::convertToString

static function convertToString(Address $address, Format $format, string $strategyType, string $contentType): string
{
	if($strategyType === self::STRATEGY_TYPE_TEMPLATE
		|| $strategyType === self::STRATEGY_TYPE_TEMPLATE_COMMA
		|| $strategyType === self::STRATEGY_TYPE_TEMPLATE_NL
		|| $strategyType === self::STRATEGY_TYPE_TEMPLATE_BR
	)
	{
		$delimiter = null;

		switch ($strategyType)
		{
			case self::STRATEGY_TYPE_TEMPLATE_COMMA:
				$delimiter = ', ';
				break;
			case self::STRATEGY_TYPE_TEMPLATE_NL:
				$delimiter = "n";
				break;
			case self::STRATEGY_TYPE_TEMPLATE_BR:
				$delimiter = '
';
				break;
		}

		$result = self::convertToStringTemplate(
			$address,
			$format->getTemplate(),
			$contentType,
			$delimiter,
			$format
		);
	}
	elseif($strategyType === self::STRATEGY_TYPE_FIELD_SORT)
	{
		$result = self::convertToStringByField($address, $format, $contentType);
	}
	elseif($strategyType === self::STRATEGY_TYPE_FIELD_TYPE)
	{
		$fieldSorter = static function(FormatField $a, FormatField $b): int
		{
			$aType = $a->getType();
			$bType = $b->getType();

			if($aType === 0)
			{
				$result = -1;
			}
			elseif ($bType === 0)
			{
				$result = 1;
			}
			else
			{
				$result = $aType - $bType;
			}

			return $result;
		};

		$result = self::convertToStringByField($address, $format, $contentType, $fieldSorter);
	}
	else
	{
		throw new ArgumentOutOfRangeException('strategyType');
	}

	return $result;
}