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author | romankoshelev <romankoshelev@yandex-team.com> | 2024-05-13 11:00:27 +0300 |
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committer | romankoshelev <romankoshelev@yandex-team.com> | 2024-05-13 11:13:05 +0300 |
commit | 5b22fadb0f035a3b82c328e0ae710ad2b92f6eac (patch) | |
tree | e15dc649c79c4fb78f35cd6694dfe9af9bfcc0ad /contrib/libs/icu/include/unicode/localpointer.h | |
parent | 5946aa7d3cbca62f6bcf074e8a2b9346e7a96af4 (diff) | |
download | ydb-5b22fadb0f035a3b82c328e0ae710ad2b92f6eac.tar.gz |
Update ICU to 75.1
904da4ae1c86fc5542eac7f1cd18d97b72eb8517
Diffstat (limited to 'contrib/libs/icu/include/unicode/localpointer.h')
-rw-r--r-- | contrib/libs/icu/include/unicode/localpointer.h | 100 |
1 files changed, 57 insertions, 43 deletions
diff --git a/contrib/libs/icu/include/unicode/localpointer.h b/contrib/libs/icu/include/unicode/localpointer.h index b8be3d7942..9c891bf308 100644 --- a/contrib/libs/icu/include/unicode/localpointer.h +++ b/contrib/libs/icu/include/unicode/localpointer.h @@ -162,11 +162,11 @@ protected: T *ptr; private: // No comparison operators with other LocalPointerBases. - bool operator==(const LocalPointerBase<T> &other); - bool operator!=(const LocalPointerBase<T> &other); + bool operator==(const LocalPointerBase<T> &other) = delete; + bool operator!=(const LocalPointerBase<T> &other) = delete; // No ownership sharing: No copy constructor, no assignment operator. - LocalPointerBase(const LocalPointerBase<T> &other); - void operator=(const LocalPointerBase<T> &other); + LocalPointerBase(const LocalPointerBase<T> &other) = delete; + void operator=(const LocalPointerBase<T> &other) = delete; }; /** @@ -548,46 +548,60 @@ public: * @stable ICU 4.4 */ #define U_DEFINE_LOCAL_OPEN_POINTER(LocalPointerClassName, Type, closeFunction) \ - class LocalPointerClassName : public LocalPointerBase<Type> { \ - public: \ - using LocalPointerBase<Type>::operator*; \ - using LocalPointerBase<Type>::operator->; \ - explicit LocalPointerClassName(Type *p=nullptr) : LocalPointerBase<Type>(p) {} \ - LocalPointerClassName(LocalPointerClassName &&src) noexcept \ - : LocalPointerBase<Type>(src.ptr) { \ - src.ptr=nullptr; \ - } \ - /* TODO: Be agnostic of the deleter function signature from the user-provided std::unique_ptr? */ \ - explicit LocalPointerClassName(std::unique_ptr<Type, decltype(&closeFunction)> &&p) \ - : LocalPointerBase<Type>(p.release()) {} \ - ~LocalPointerClassName() { if (ptr != nullptr) { closeFunction(ptr); } } \ - LocalPointerClassName &operator=(LocalPointerClassName &&src) noexcept { \ - if (ptr != nullptr) { closeFunction(ptr); } \ - LocalPointerBase<Type>::ptr=src.ptr; \ - src.ptr=nullptr; \ - return *this; \ - } \ - /* TODO: Be agnostic of the deleter function signature from the user-provided std::unique_ptr? */ \ - LocalPointerClassName &operator=(std::unique_ptr<Type, decltype(&closeFunction)> &&p) { \ - adoptInstead(p.release()); \ - return *this; \ - } \ - void swap(LocalPointerClassName &other) noexcept { \ - Type *temp=LocalPointerBase<Type>::ptr; \ - LocalPointerBase<Type>::ptr=other.ptr; \ - other.ptr=temp; \ - } \ - friend inline void swap(LocalPointerClassName &p1, LocalPointerClassName &p2) noexcept { \ - p1.swap(p2); \ - } \ - void adoptInstead(Type *p) { \ - if (ptr != nullptr) { closeFunction(ptr); } \ - ptr=p; \ - } \ - operator std::unique_ptr<Type, decltype(&closeFunction)> () && { \ - return std::unique_ptr<Type, decltype(&closeFunction)>(LocalPointerBase<Type>::orphan(), closeFunction); \ - } \ + using LocalPointerClassName = internal::LocalOpenPointer<Type, closeFunction> + +#ifndef U_IN_DOXYGEN +namespace internal { +/** + * Implementation, do not use directly: use U_DEFINE_LOCAL_OPEN_POINTER. + * + * @see U_DEFINE_LOCAL_OPEN_POINTER + * @internal + */ +template <typename Type, auto closeFunction> +class LocalOpenPointer : public LocalPointerBase<Type> { + using LocalPointerBase<Type>::ptr; +public: + using LocalPointerBase<Type>::operator*; + using LocalPointerBase<Type>::operator->; + explicit LocalOpenPointer(Type *p=nullptr) : LocalPointerBase<Type>(p) {} + LocalOpenPointer(LocalOpenPointer &&src) noexcept + : LocalPointerBase<Type>(src.ptr) { + src.ptr=nullptr; + } + /* TODO: Be agnostic of the deleter function signature from the user-provided std::unique_ptr? */ + explicit LocalOpenPointer(std::unique_ptr<Type, decltype(closeFunction)> &&p) + : LocalPointerBase<Type>(p.release()) {} + ~LocalOpenPointer() { if (ptr != nullptr) { closeFunction(ptr); } } + LocalOpenPointer &operator=(LocalOpenPointer &&src) noexcept { + if (ptr != nullptr) { closeFunction(ptr); } + LocalPointerBase<Type>::ptr=src.ptr; + src.ptr=nullptr; + return *this; + } + /* TODO: Be agnostic of the deleter function signature from the user-provided std::unique_ptr? */ + LocalOpenPointer &operator=(std::unique_ptr<Type, decltype(closeFunction)> &&p) { + adoptInstead(p.release()); + return *this; + } + void swap(LocalOpenPointer &other) noexcept { + Type *temp=LocalPointerBase<Type>::ptr; + LocalPointerBase<Type>::ptr=other.ptr; + other.ptr=temp; + } + friend inline void swap(LocalOpenPointer &p1, LocalOpenPointer &p2) noexcept { + p1.swap(p2); } + void adoptInstead(Type *p) { + if (ptr != nullptr) { closeFunction(ptr); } + ptr=p; + } + operator std::unique_ptr<Type, decltype(closeFunction)> () && { + return std::unique_ptr<Type, decltype(closeFunction)>(LocalPointerBase<Type>::orphan(), closeFunction); + } +}; +} // namespace internal +#endif U_NAMESPACE_END |