tapsandswipes/InterAppCommunication — pull request #6 by rassol (2014-03-10 08:36:48+00:00)
Title: Added return value to IACSuccessBlock and IACFailureBlock

In this way, if the client application did not send a success or a failure parameter (block), the application can know and act appropriately. For example displaying the error itself since the client app did not send a failure parameter (block).