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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| #pragma once | ||
| #include "defs.h" | ||
| #include <compare> | ||
| #include <concepts> | ||
| #include <util/generic/string.h> | ||
| #include <util/string/builder.h> | ||
| using TString = TBasicString<char>; | ||
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| class TGroupIdTag; | ||
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| template <typename T, typename Tag> class TIdWrapper { | ||
| private: | ||
| T Raw = {}; | ||
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| public: | ||
| using Type = T; | ||
| using TTag = Tag; | ||
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| constexpr TIdWrapper() noexcept {} | ||
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| TIdWrapper(TIdWrapper &&value) = default; | ||
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| TIdWrapper(const TIdWrapper &other) = default; | ||
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| TIdWrapper &operator=(const TIdWrapper &value) = default; | ||
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| TIdWrapper &operator=(TIdWrapper &&value) = default; | ||
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| TString ToString() const { return TStringBuilder() << Raw; } | ||
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| void CopyToProto(NProtoBuf::Message *message, | ||
| void (NProtoBuf::Message::*pfn)(T value)) { | ||
| (message->*pfn)(*this); | ||
| } | ||
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| static constexpr TIdWrapper FromValue(T value) noexcept { | ||
| TIdWrapper id; | ||
| id.Raw = value; | ||
| return id; | ||
| } | ||
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| template <typename TType, typename TProto> | ||
| static constexpr TIdWrapper FromProto(const TType *message, | ||
| TProto (TType::*pfn)() const) { | ||
| return FromValue((message->*pfn)()); | ||
| } | ||
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| static constexpr TIdWrapper Zero() noexcept { return TIdWrapper(); } | ||
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| TIdWrapper &operator+=(const T &other) { | ||
| Raw += other.Raw; | ||
| return *this; | ||
| } | ||
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| friend TIdWrapper operator+(const TIdWrapper &first, | ||
| const T &second) Y_WARN_UNUSED_RESULT { | ||
| return TIdWrapper(first->Raw + second); | ||
| } | ||
| TIdWrapper &operator++() { | ||
| Raw++; | ||
| return *this; | ||
| } | ||
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| TIdWrapper operator++(int) { | ||
| TIdWrapper old = *this; | ||
| operator++(); | ||
| return old; | ||
| } | ||
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| friend std::ostream &operator<<(std::ostream &out, TIdWrapper &id) { | ||
| return out << id.Raw; | ||
| } | ||
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| friend IOutputStream &operator<<(IOutputStream &out, const TIdWrapper &id) { | ||
| return out << id.Raw; | ||
| } | ||
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| constexpr auto operator<=>(const TIdWrapper &) const = default; | ||
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| T GetRawId() const { return Raw; } | ||
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| friend std::hash<TIdWrapper<T, Tag>>; | ||
| friend THash<TIdWrapper<T, Tag>>; | ||
| }; | ||
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| template <typename T, typename Tag> struct std::hash<TIdWrapper<T, Tag>> { | ||
| std::size_t operator()(const TIdWrapper<T, Tag> &id) const { | ||
| return std::hash<T>{}(id.Raw); | ||
| } | ||
| }; | ||
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| template <typename T, typename Tag> struct THash<TIdWrapper<T, Tag>> { | ||
| std::size_t operator()(const TIdWrapper<T, Tag> &id) const { | ||
| return THash<T>()(id.Raw); | ||
| } | ||
| }; |
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