src/Mail/Transport/MailGunClient.php
protected function combineTo(Swift_Mime_SimpleMessage $message)
    {
        return array_merge(
            (array) $message->getTo(), (array) $message->getCc(), (array) $message->getBcc()
        );
    }
protected function combineTo(Swift_Mime_SimpleMessage $message)
    {
        return array_merge(
            (array) $message->getTo(), (array) $message->getCc(), (array) $message->getBcc()
        );
    }
protected function combineTo ( Swift_Mime_SimpleMessage $ message ) { return array_merge ( ( array ) $ message -> getTo ( ) , ( array ) $ message -> getCc ( ) , ( array ) $ message -> getBcc ( ) ) ; }
Combine all contacts for the message.

@param \Swift_Mime_SimpleMessage $message

@return array
Combine all contacts for the message .