apply_seconds_precision

# File activemodel/lib/active_model/type/helpers/time_value.rb, line 24
        def apply_seconds_precision(value)
          return value unless precision && value.respond_to?(:nsec)

          number_of_insignificant_digits = 9 - precision
          round_power = 10**number_of_insignificant_digits
          rounded_off_nsec = value.nsec % round_power

          if rounded_off_nsec > 0
            value.change(nsec: value.nsec - rounded_off_nsec)
          else
            value
          end
        end