ptr_vector.h (1328B)
1 #ifndef PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66 2 #define PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66 3 4 #if defined(_MSC_VER) || \ 5 (defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \ 6 (__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4 7 #pragma once 8 #endif 9 10 #include <cstddef> 11 #include <cstdlib> 12 #include <memory> 13 #include <vector> 14 15 namespace YAML { 16 17 // TODO: This class is no longer needed 18 template <typename T> 19 class ptr_vector { 20 public: 21 ptr_vector() : m_data{} {} 22 ptr_vector(const ptr_vector&) = delete; 23 ptr_vector(ptr_vector&&) = default; 24 ptr_vector& operator=(const ptr_vector&) = delete; 25 ptr_vector& operator=(ptr_vector&&) = default; 26 27 void clear() { m_data.clear(); } 28 29 std::size_t size() const { return m_data.size(); } 30 bool empty() const { return m_data.empty(); } 31 32 void push_back(std::unique_ptr<T>&& t) { m_data.push_back(std::move(t)); } 33 T& operator[](std::size_t i) { return *m_data[i]; } 34 const T& operator[](std::size_t i) const { return *m_data[i]; } 35 36 T& back() { return *(m_data.back().get()); } 37 38 const T& back() const { return *(m_data.back().get()); } 39 40 private: 41 std::vector<std::unique_ptr<T>> m_data; 42 }; 43 } // namespace YAML 44 45 #endif // PTR_VECTOR_H_62B23520_7C8E_11DE_8A39_0800200C9A66