Esempio n. 1
0
        public bool Execute(DataContext context)
        {
            context.ASTHandlerExceptions.Clear();
            context.ValueReferenceTable.ClearIdentifiers();

            EvaluatorVisitor evaluator = new EvaluatorVisitor(context.ASTHandlerExceptions, context.ValueReferenceTable);
            try
            {
                context.RootNode.Accept(evaluator);
            }
            catch (QLError ex)
            {   // Exceptions preventing Evaluator from finishing
                context.ASTHandlerExceptions.Add(ex);
                return false;
            }

            return !context.ASTHandlerExceptions.Any();
        }
        public bool Execute(DataContext context)
        {
            context.ASTHandlerExceptions.Clear();
            context.ValueReferenceTable.ClearIdentifiers();

            EvaluatorVisitor evaluator = new EvaluatorVisitor(context.ASTHandlerExceptions, context.ValueReferenceTable);

            try
            {
                context.RootNode.Accept(evaluator);
            }
            catch (QLError ex)
            {   // Exceptions preventing Evaluator from finishing
                context.ASTHandlerExceptions.Add(ex);
                return(false);
            }

            return(!context.ASTHandlerExceptions.Any());
        }