Raise an error when systems miss a start transition

README.md

@@ -145,6 +145,7 @@ Changelog
 1.5.13 (10/2016)
     - Better support of warnings
     - Fixed detection of CHOICE assignment erros
+    - Raise error if process miss the start transition
 
 1.5.12 (09/2016)
     - Detect duplicate declaration of procedures

opengeode/ogParser.py

@@ -2890,6 +2890,10 @@ def process_definition(root, parent=None, context=None):
         err, warn = procedure_post(proc, content, context=process)
         errors.extend(err)
         warnings.extend(warn)
+    if not process.referenced and not process.content.start:
+        # detect missing START transition
+        errors.append(['Mandatory START transition is missing in process',
+                      [process.pos_x, process.pos_y], []])
     for each in chain(errors, warnings):
         try:
             each[2].insert(0, 'PROCESS {}'.format(process.processName))

tests/regression/test-nocif2/DemoDeviceDSAP_fixed.pr

@@ -117,6 +117,10 @@ PROCESS DemoDemoDeviceDSAP;
 
   RETURN;
   ENDPROCEDURE;
+  start;
+      nextstate wait;
+  state wait;
+  endstate;
 
 
 ENDPROCESS DemoDemoDeviceDSAP;