Add 'source' to RuntimeException

smnp/error/custom.py

@@ -1,9 +1,12 @@
-from smnp.error.base import SmnpException
+from smnp.error.runtime import RuntimeException
 
 
-class CustomException(SmnpException):
+class CustomException(RuntimeException):
     def __init__(self, message, pos):
         super().__init__(message, pos)
 
     def _title(self):
         return "Execution Error"
+
+    def _postMessage(self):
+        return "\n" + self.environment.callStackToString() if len(self.environment.callStack) > 0 else ""