Fixed #131 : Implement ExprToConditions

Fixed #130 : ArithmeticOperatorParser
Fixed #129 : python_wrapper : create_namespace
Fixed #128 : ExpressionParser: Cannot parse func(x) infixed concept 'xxx'

tests/evaluators/test_PrepareEvalQuestionEvaluator.py

@@ -1,9 +1,8 @@
 import pytest
 
 from core.builtin_concepts import BuiltinConcepts, ReturnValueConcept, UserInputConcept
-from core.concept import Concept
+from core.concept import Concept, ConceptParts
 from evaluators.PrepareEvalQuestionEvaluator import PrepareEvalQuestionEvaluator
-
 from tests.TestUsingMemoryBasedSheerka import TestUsingMemoryBasedSheerka
 
 r = ReturnValueConcept
@@ -48,3 +47,29 @@ class TestPrepareEvalQuestionEvaluator(TestUsingMemoryBasedSheerka):
         assert BuiltinConcepts.EVAL_UNTIL_SUCCESS_REQUESTED in context.protected_hints
         assert BuiltinConcepts.EVAL_BODY_REQUESTED in context.protected_hints
         assert BuiltinConcepts.RETURN_BODY_REQUESTED in context.protected_hints
+
+    def test_i_can_eval_when_parsing_asts(self):
+        sheerka, context, foo = self.init_concepts(Concept("foo", body="question(q)").def_var("q"))
+
+        parsing_prop_ctx = context.push(BuiltinConcepts.PARSE_CODE, {"concept": foo, "prop": ConceptParts.BODY})
+        level1_ctx = parsing_prop_ctx.push(BuiltinConcepts.TESTING, "some stuff")
+        level2_ctx = level1_ctx.push(BuiltinConcepts.TESTING, "some stuff")  # another level for the fun
+        ret_val = r("name", True, UserInputConcept("question(q)"))
+
+        prepare_evaluator = PrepareEvalQuestionEvaluator()
+        prepare_evaluator.matches(level2_ctx, ret_val)
+        res = prepare_evaluator.eval(level2_ctx, ret_val)
+
+        assert res.status
+        assert sheerka.isinstance(res.body, BuiltinConcepts.USER_INPUT)
+        assert res.body.body == "q"
+
+        assert BuiltinConcepts.EVAL_QUESTION_REQUESTED not in context.protected_hints
+        assert BuiltinConcepts.EVAL_UNTIL_SUCCESS_REQUESTED not in context.protected_hints
+        assert BuiltinConcepts.EVAL_BODY_REQUESTED not in context.protected_hints
+        assert BuiltinConcepts.RETURN_BODY_REQUESTED not in context.protected_hints
+
+        assert foo.get_compiled_context_hints() == {"q": [BuiltinConcepts.EVAL_QUESTION_REQUESTED,
+                                                          BuiltinConcepts.EVAL_UNTIL_SUCCESS_REQUESTED,
+                                                          BuiltinConcepts.EVAL_BODY_REQUESTED,
+                                                          BuiltinConcepts.RETURN_BODY_REQUESTED]}