Class Speed

FastCopy/ReadableUnitConverter.h:47–87

	};

	struct Speed
	{
		static auto BytesPerSec(size_t bytes, std::chrono::nanoseconds duration)
		{
			return duration.count() == 0 ? 0 : bytes / (static_cast<double>(duration.count()) / 1e9);
		}

		template<typename Char>
		static auto ToString(size_t bytes, std::chrono::nanoseconds duration)
		{
			if (duration.count() == 0)
			{
				if constexpr (std::is_same_v<Char, char>)
				{
					return decltype(Size::ToString<char>(1)){"---"};
				}
				else
				{
					return decltype(Size::ToString<wchar_t>(1)) {L"---"};
				}
			}
			return Size::ToString<Char>(BytesPerSec(bytes, duration)) + L"/s";
		}

		template<typename Char>
		static auto ToString(double bytesPerSec)
		{
			if (bytesPerSec == 0)
			{
				if constexpr (std::is_same_v<Char, char>)
				{
					return decltype(Size::ToString<char>(1)){"---"};
				}
				else
				{
					return decltype(Size::ToString<wchar_t>(1)) {L"---"};
				}
			}
			return Size::ToString<Char>(bytesPerSec) + L"/s";
		}
	};
}