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069d4255b9
Use std::variant. Store refId strings in unordered_set and use pointer to an item there. Inserts to unordered_set do not invalidate pointers to values so the pointer is always valid. Elements are not removed. Assume there is finite number of string refIds.
52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
#ifndef OPENMW_COMPONENTS_ESM_FORMIDREFID_HPP
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#define OPENMW_COMPONENTS_ESM_FORMIDREFID_HPP
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#include <functional>
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#include <iosfwd>
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#include <components/esm4/formid.hpp>
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namespace ESM
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{
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class FormIdRefId
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{
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public:
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constexpr FormIdRefId() = default;
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constexpr explicit FormIdRefId(ESM4::FormId value) noexcept
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: mValue(value)
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{
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}
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ESM4::FormId getValue() const { return mValue; }
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std::string toString() const;
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std::string toDebugString() const;
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constexpr bool operator==(FormIdRefId rhs) const noexcept { return mValue == rhs.mValue; }
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constexpr bool operator<(FormIdRefId rhs) const noexcept { return mValue < rhs.mValue; }
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friend std::ostream& operator<<(std::ostream& stream, FormIdRefId value);
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friend struct std::hash<FormIdRefId>;
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private:
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ESM4::FormId mValue = 0;
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};
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}
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namespace std
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{
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template <>
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struct hash<ESM::FormIdRefId>
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{
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std::size_t operator()(ESM::FormIdRefId value) const noexcept
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{
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return std::hash<ESM4::FormId>{}(value.mValue);
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}
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};
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}
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#endif
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