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<?php
declare(strict_types=1);
namespace Yiisoft\Mailer;
use InvalidArgumentException;
use function is_subclass_of;
use function sprintf;
/**
* `MessageFactory` creates an instance of the mail message.
*/
final class MessageFactory implements MessageFactoryInterface
{
* @var string The message class name.
*
* @psalm-var class-string<MessageInterface>
private string $class;
* @param string $class The message class name.
* @throws InvalidArgumentException If the class does not implement `MessageInterface`.
public function __construct(string $class)
if (!is_subclass_of($class, MessageInterface::class)) {
throw new InvalidArgumentException(sprintf(
'Class "%s" does not implement "%s".',
$class,
MessageInterface::class,
));
}
$this->class = $class;
public function create(): MessageInterface
return new $this->class();
yiisoft /
mailer
