type_utils.hpp

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#pragma once
 
#include <cstddef>
#include <string>
#include <type_traits>
 
#include "type_utils/literal_sz.h"
#include "type_utils/string_traits.hpp"
 
namespace cras
{
 
::std::string cleanTypeName(const ::std::string& typeName);
 
::std::string demangle(const ::std::string& mangled);
 
template <typename T>
inline ::std::string getTypeName()
{
#if defined(__clang__)
  const ::std::string prefix = "[T = ";
  const ::std::string suffix = "]";
  const ::std::string function = __PRETTY_FUNCTION__;
#elif defined(__GNUC__)
  const ::std::string prefix = "with T = ";
  const ::std::string suffix = "; ";
  const ::std::string function = __PRETTY_FUNCTION__;
#elif defined(__MSC_VER)
  const ::std::string prefix = "get_type_name<";
  const ::std::string suffix = ">(void)";
  const ::std::string function = __FUNCSIG__;
#else
  const ::std::string prefix = "";
  const ::std::string suffix = "";
  const ::std::string function = ::cras::demangle(typeid(T).name());
#endif
 
  const auto start = function.find(prefix) + prefix.size();
  const auto end = function.find(suffix);
  const auto size = end - start;
 
  return ::cras::cleanTypeName(function.substr(start, size));
}
 
::std::string getTypeName(const ::std::type_info& typeInfo);
 
}