#pragma once #include <chrono> #include "TypeTraits.h" namespace sls { namespace time { using ns = std::chrono::nanoseconds; using us = std::chrono::microseconds; using ms = std::chrono::milliseconds; using s = std::chrono::seconds; //Absolute value of std::chrono::duration template <class Rep, class Period> constexpr std::chrono::duration<Rep, Period> abs(std::chrono::duration<Rep, Period> d) { return d >= d.zero() ? d : -d; } } // namespace time } // namespace sls