Fix context updater for procedure autocompletion

Procedure textually declared were being duplicated in the autocompletion
list each time the symbol was edited

opengeode/ogAST.py

@@ -902,6 +902,9 @@ class Block(object):
         self.processes = []
         # list of ogAST.Procedure
         self.procedures = []
+        # Block formal parameters - list of dict (unused)
+        # [{'name': str, 'type': str}]
+        self.fpar = []
 
 
 class System(object):

opengeode/opengeode.py

@@ -115,7 +115,7 @@ except ImportError:
 
 
 __all__ = ['opengeode', 'SDL_Scene', 'SDL_View', 'parse']
-__version__ = '1.2.1'
+__version__ = '1.2.2'
 
 if hasattr(sys, 'frozen'):
     # Detect if we are running on Windows (py2exe-generated)

opengeode/sdlSymbols.py

@@ -817,7 +817,10 @@ class TextSymbol(HorizontalSymbol):
             # context may not have variables/timers (eg if context = block)
             pass
         try:
-            CONTEXT.procedures = list(set(CONTEXT.procedures + ast.procedures))
+            existing = {proc.inputString.lower()
+                       for proc in CONTEXT.procedures}
+            CONTEXT.procedures += [proc for proc in ast.procedures
+                                   if proc.inputString.lower() not in existing]
             CONTEXT.fpar.extend(ast.fpar)
         except AttributeError:
             pass
@@ -826,7 +829,7 @@ class TextSymbol(HorizontalSymbol):
             Signalroute.completion_list |= set(sig['name']
                                                for sig in ast.signals)
         except AttributeError:
-            # no AST, e.g. in cae of syntax errors in the text area
+            # no AST, e.g. in case of syntax errors in the text area
             pass
 
     @property