Refactord Concept class to regroup all builtins properties into a ConceptMetadata class

evaluators/ConceptEvaluator.py

@@ -29,8 +29,8 @@ class ConceptEvaluator(OneReturnValueEvaluator):
         # pre condition should already be validated by the parser.
         # It's a mandatory condition for the concept before it can be recognized
 
-        if len(concept.codes) == 0:
-            sheerka.add_codes_to_concept(context, concept)
+        if len(concept.cached_asts) == 0:
+            sheerka.initialize_concept_asts(context, concept)
 
         # TODO; check pre
         # if pre is not true, return Concept with a false value
@@ -38,7 +38,7 @@ class ConceptEvaluator(OneReturnValueEvaluator):
         # Evaluate the properties
         for prop in concept.props:
             sub_context = context.push(self.name, f"Evaluating property '{prop}'", concept)
-            res = self.evaluate_parsing(sheerka, sub_context, concept.codes[prop])
+            res = self.evaluate_parsing(sheerka, sub_context, concept.cached_asts[prop])
             if res.status:
                 concept.set_prop(prop, res.value)
             else:
@@ -49,11 +49,11 @@ class ConceptEvaluator(OneReturnValueEvaluator):
                     parents=[return_value])
 
         # Returns the concept when no body
-        if ConceptParts.BODY not in concept.codes:
+        if ConceptParts.BODY not in concept.cached_asts:
             return sheerka.ret(self.name, True, concept, parents=[return_value])
 
         # Evaluate the body otherwise
-        body = concept.codes[ConceptParts.BODY]
+        body = concept.cached_asts[ConceptParts.BODY]
         if body is None:
             raise NotImplementedError("Seems weird !")