Method operator+

src/fl/stl/chrono.h:165–167

Add a duration to a time_point

    /// Add a duration to a time_point
    constexpr time_point operator+(const Duration& d) const FL_NOEXCEPT {
        return time_point(Duration(mDuration.count() + d.count()));
    }

    /// Subtract a duration from a time_point
    constexpr time_point operator-(const Duration& d) const FL_NOEXCEPT {