add essential token preprocessing

src/main.cpp

@@ -10,12 +10,14 @@ int main(int argc, char **argv)
 
 	std::vector<Expression::Token> tv = Parser::tokenize_input(argv[1]);
 
+	Syntax::pre_process(tv);
+
 	if (Syntax::check_syntax(tv))
 	{
 		return 0;
 	}
 
-	Syntax::apply_corrections(tv);
+	Syntax::post_process(tv);
 
 	std::vector<Expression::Operation> ov = Syntax::build_op_vector(tv);