| // SPDX-License-Identifier: Apache-2.0 |
| // SPDX-FileCopyrightText: Copyright 2017 Intel Corporation, 2022 IBM Corp. |
| |
| #pragma once |
| |
| #include <optional> |
| #include <string> |
| #include <vector> |
| |
| namespace expression |
| { |
| enum class Operation |
| { |
| addition, |
| division, |
| multiplication, |
| subtraction, |
| modulo, |
| }; |
| |
| std::optional<Operation> parseOperation(const std::string& op); |
| int evaluate(int a, Operation op, int b); |
| int evaluate(int substitute, std::vector<std::string>::iterator curr, |
| std::vector<std::string>::iterator& end); |
| } // namespace expression |