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41 lines
996 B
C++
41 lines
996 B
C++
/**
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* \file libimp/nameof.h
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* \author mutouyun (orz@orzz.org)
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* \brief Gets the name string of a type.
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* \date 2022-11-26
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*/
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#pragma once
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#include <typeinfo>
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#include <string>
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#include <cstring>
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#include "libimp/def.h"
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#include "libimp/span.h"
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LIBIMP_NAMESPACE_BEG_
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/**
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* \brief The conventional way to obtain demangled symbol name.
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* \see https://www.boost.org/doc/libs/1_80_0/libs/core/doc/html/core/demangle.html
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*
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* \param name the mangled name
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* \return std::string a human-readable demangled type name
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*/
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std::string demangle(span<char const> name) noexcept;
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/**
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* \brief Returns an implementation defined string containing the name of the type.
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* \see https://en.cppreference.com/w/cpp/types/type_info/name
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*
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* \tparam T a type
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* \return std::string a human-readable demangled type name
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*/
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template <typename T>
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std::string nameof() noexcept {
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auto c_str_name = typeid(T).name();
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return demangle({c_str_name, std::strlen(c_str_name)});
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}
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LIBIMP_NAMESPACE_END_
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