| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| **/ |
| |
| #ifndef QUICKSTEP_UTILITY_VECTOR_UTIL_HPP_ |
| #define QUICKSTEP_UTILITY_VECTOR_UTIL_HPP_ |
| |
| #include <vector> |
| |
| namespace quickstep { |
| |
| /** \addtogroup Utility |
| * @{ |
| */ |
| |
| /** |
| * @brief Adds a new element \p item to a vector \p list if the element does not exist. |
| * |
| * @param item The element to be inserted to the vector. |
| * @param vec The vector to be appended to. |
| * @return True if the element is inserted. |
| */ |
| template <class Type> |
| bool AppendToVectorIfNotPresent(const Type &item, std::vector<Type> *vec) { |
| for (const Type &exist_item : *vec) { |
| if (exist_item == item) { |
| return false; |
| } |
| } |
| vec->push_back(item); |
| return true; |
| } |
| |
| /** @} */ |
| |
| } // namespace quickstep |
| |
| #endif /* QUICKSTEP_UTILITY_VECTOR_UTIL_HPP_ */ |