Email::Postman::Report - A report about sending a message to ONE email address.
The pure email address (like in Email::Address::address) this report is about.
The creation <DateTime> of this report.
This was a success.
The message explaining the success (or the failure).
In case of failure, the DateTime at which the failure happened.
Shortcut to set the failure state AND the message at the same time.
$this->set_failure_message("Something went very wrong");
Resets this report success and message.
Opposite of success.