exit the system with a specific code:
exit the system with a specific code:
- 0 if all the specifications are successful - 1 if there are only failures - 100 if there is any error - 101 if one of them could not even be executed (this is represented by None)
exit the system for one executed specification (None means that the specification could not be executed)
this method can be overriden for testing
this method can be overriden for testing
This trait is responsible for exiting the system after a run, depending on the success of the execution