units.h

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//
// Copyright 2017 - 2025 (C). Alex Robenko. All rights reserved.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 
#pragma once
 
#include "comms/CompileControl.h"
#include "comms/details/tag.h"
#include "comms/traits.h"
#include "comms/util/type_traits.h"
 
#include <ratio>
#include <type_traits>
#include <utility>
 
COMMS_MSVC_WARNING_PUSH
COMMS_MSVC_WARNING_DISABLE(4100) // Disable unreferenced parameter warning
COMMS_MSVC_WARNING_DISABLE(4127) // Disable warning about constant conditional expressions
 
namespace comms
{
 
namespace units
{
 
namespace details
{
 
template <typename TField>
using ScalingRatioOf = typename TField::ScalingRatio;
 
template <typename TField, typename TConvRatio>
using FullUnitsRatioOf =
    typename std::ratio_divide<
        typename std::ratio_multiply<
            ScalingRatioOf<TField>,
            typename TField::UnitsRatio
        >::type,
        TConvRatio
    >::type;
 
template <typename...>
struct UnitsValueConverter
{
    template <typename TRet, typename TConvRatio, typename TField>
    static TRet getValue(const TField& field)
    {
        using Ratio = FullUnitsRatioOf<TField, TConvRatio>;
        using Tag = RatioTag<TField, TConvRatio>;
        return getValueInternal<TRet, Ratio>(field, Tag());
    }
 
    template <typename TConvRatio, typename TField, typename TVal>
    static void setValue(TField& field, TVal&& value)
    {
        using Ratio = FullUnitsRatioOf<TField, TConvRatio>;
        using Tag = RatioTag<TField, TConvRatio>;
        return setValueInternal<Ratio>(field, std::forward<TVal>(value), Tag());
    }
 
private:
    template <typename...>
    using HasConversionTag = comms::details::tag::Tag1<>;
 
    template <typename...>
    using NoConversionTag = comms::details::tag::Tag2<>;
 
    template <typename...>
    using ConvertToFpTag = comms::details::tag::Tag3<>;
 
    template <typename...>
    using ConvertToIntTag = comms::details::tag::Tag4<>;
 
    template <typename TField, typename TConvRatio>
    using RatioTag = 
        typename comms::util::LazyShallowConditional<
            std::is_same<FullUnitsRatioOf<TField, TConvRatio>, std::ratio<1, 1> >::value
        >::template Type<
            NoConversionTag,
            HasConversionTag
        >;
 
    template <typename TRet>
    using TypeTag = 
        typename comms::util::LazyShallowConditional<
            std::is_floating_point<TRet>::value
        >::template Type<
            ConvertToFpTag,
            ConvertToIntTag
        >;
 
    template <typename TRet, typename TRatio, typename TField, typename... TParams>
    static TRet getValueInternal(const TField& field, NoConversionTag<TParams...>)
    {
        return static_cast<TRet>(field.value());
    }
 
    template <typename TRet, typename TRatio, typename TField, typename... TParams>
    static TRet getValueInternal(const TField& field, HasConversionTag<TParams...>)
    {
        using Tag = TypeTag<TRet>;
        return getValueInternal<TRet, TRatio>(field, Tag());
    }
 
    template <typename TRet, typename TRatio, typename TField, typename... TParams>
    static TRet getValueInternal(const TField& field, ConvertToFpTag<TParams...>)
    {
        static_assert(std::is_floating_point<TRet>::value,
            "TRet is expected to be floating point type");
        return static_cast<TRet>(field.value()) * (static_cast<TRet>(TRatio::num) / static_cast<TRet>(TRatio::den));
    }
 
    template <typename TRet, typename TRatio, typename TField, typename... TParams>
    static TRet getValueInternal(const TField& field, ConvertToIntTag<TParams...>)
    {
        static_assert(std::is_integral<TRet>::value,
            "TRet is expected to be integral type");
 
        using FieldType = typename std::decay<decltype(field)>::type;
        using ValueType = typename FieldType::ValueType;
 
        static_assert(
            std::is_integral<ValueType>::value ||
            std::is_floating_point<ValueType>::value ||
            std::is_enum<ValueType>::value,
            "Unexpected field in units conversion");
 
        using CastType =
            typename comms::util::Conditional<
                std::is_floating_point<ValueType>::value
            >::template Type<
                typename comms::util::Conditional<
                    std::is_same<ValueType, float>::value
                >::template Type<
                    double,
                    ValueType
                >,
                typename comms::util::Conditional<
                    std::is_signed<TRet>::value
                >::template Type<
                    std::intmax_t,
                    std::uintmax_t
                >
            >;
 
        return
            static_cast<TRet>(
                (static_cast<CastType>(field.value()) * TRatio::num) / TRatio::den);
    }
 
    template <typename TRatio, typename TField, typename TVal, typename... TParams>
    static void setValueInternal(TField& field, TVal&& value, NoConversionTag<TParams...>)
    {
        using FieldType = typename std::decay<decltype(field)>::type;
        using ValueType = typename FieldType::ValueType;
        field.value() = static_cast<ValueType>(value);
    }
 
    template <typename TRatio, typename TField, typename TVal, typename... TParams>
    static void setValueInternal(TField& field, TVal&& value, HasConversionTag<TParams...>)
    {
        using Tag = TypeTag<typename std::decay<decltype(value)>::type>;
        setValueInternal<TRatio>(field, std::forward<TVal>(value), Tag());
    }
 
    template <typename TRatio, typename TField, typename TVal, typename... TParams>
    static void setValueInternal(TField& field, TVal&& value, ConvertToIntTag<TParams...>)
    {
        using FieldType = typename std::decay<decltype(field)>::type;
        using ValueType = typename FieldType::ValueType;
 
        static_assert(
            std::is_integral<ValueType>::value ||
            std::is_floating_point<ValueType>::value ||
            std::is_enum<ValueType>::value,
            "Unexpected field in units conversion");
 
        using CastType =
            typename comms::util::Conditional<
                std::is_floating_point<ValueType>::value
            >::template Type<
                typename comms::util::Conditional<
                    std::is_same<ValueType, float>::value
                >::template Type<
                    double,
                    ValueType
                >,
                typename comms::util::Conditional<
                    std::is_signed<typename std::decay<decltype(value)>::type>::value
                >::template Type<
                    std::intmax_t,
                    std::uintmax_t
                >
            >;
 
        field.value() =
            static_cast<ValueType>(
                (static_cast<CastType>(value) * TRatio::den) / static_cast<CastType>(TRatio::num));
    }
 
    template <typename TRatio, typename TField, typename TVal, typename... TParams>
    static void setValueInternal(TField& field, TVal&& value, ConvertToFpTag<TParams...>)
    {
        using DecayedType = typename std::decay<decltype(value)>::type;
        using FieldType = typename std::decay<decltype(field)>::type;
        using ValueType = typename FieldType::ValueType;
 
        auto epsilon = DecayedType(0);
        if ((TRatio::num < TRatio::den) && std::is_integral<ValueType>::value) {
            epsilon = static_cast<DecayedType>(TRatio::num) / static_cast<DecayedType>(TRatio::den + 1);
        }
 
        if (epsilon < DecayedType(0)) {
            epsilon = -epsilon;
        }
 
        if (value < DecayedType(0)) {
            epsilon = -epsilon;
        }
 
        field.value() =
            static_cast<ValueType>(
                ((value + epsilon) * static_cast<DecayedType>(TRatio::den)) / static_cast<DecayedType>(TRatio::num));
    }
 
};
 
template <typename TField, typename TType>
constexpr bool hasExpectedUnits()
{
    return std::is_same<typename TField::UnitsType, TType>::value;
}
 
template <typename TRet, typename TConvRatio, typename TField>
TRet getTime(const TField& field)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Time>(),
         "The field is expected to contain \"time\" units.");
    return UnitsValueConverter<>::getValue<TRet, TConvRatio>(field);
}
 
template <typename TConvRatio, typename TField, typename TVal>
void setTime(TField& field, TVal&& val)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Time>(),
         "The field is expected to contain \"time\" units.");
    UnitsValueConverter<>::setValue<TConvRatio>(field, std::forward<TVal>(val));
}
 
template <typename TRet, typename TConvRatio, typename TField>
TRet getDistance(const TField& field)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Distance>(),
         "The field is expected to contain \"distance\" units.");
    return UnitsValueConverter<>::getValue<TRet, TConvRatio>(field);
}
 
template <typename TConvRatio, typename TField, typename TVal>
void setDistance(TField& field, TVal&& val)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Distance>(),
         "The field is expected to contain \"distance\" units.");
    UnitsValueConverter<>::setValue<TConvRatio>(field, std::forward<TVal>(val));
}
 
template <typename TRet, typename TConvRatio, typename TField>
TRet getSpeed(const TField& field)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Speed>(),
         "The field is expected to contain \"speed\" units.");
    return UnitsValueConverter<>::getValue<TRet, TConvRatio>(field);
}
 
template <typename TConvRatio, typename TField, typename TVal>
void setSpeed(TField& field, TVal&& val)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Speed>(),
         "The field is expected to contain \"speed\" units.");
    UnitsValueConverter<>::setValue<TConvRatio>(field, std::forward<TVal>(val));
}
 
template <typename TRet, typename TConvRatio, typename TField>
TRet getFrequency(const TField& field)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Frequency>(),
         "The field is expected to contain \"frequency\" units.");
    return UnitsValueConverter<>::getValue<TRet, TConvRatio>(field);
}
 
template <typename TConvRatio, typename TField, typename TVal>
void setFrequency(TField& field, TVal&& val)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Frequency>(),
         "The field is expected to contain \"frequency\" units.");
    UnitsValueConverter<>::setValue<TConvRatio>(field, std::forward<TVal>(val));
}
 
template <typename T>
struct PI
{
    static constexpr T Value = static_cast<T>(3.14159265358979323846264338327950288419716939937510582097494459230781640628620899L);
};
 
template <typename...>
struct AngleValueConverter
{
    template <typename TRet, typename TConvRatio, typename TField>
    static TRet getValue(const TField& field)
    {
        using FieldType = typename std::decay<decltype(field)>::type;
        static_assert(details::hasExpectedUnits<FieldType, comms::traits::units::Angle>(),
             "The field is expected to contain \"angle\" units.");
 
        using Tag = GetTag<FieldType, TConvRatio>;
        return getValueInternal<TRet, TConvRatio>(field, Tag());
    }
 
    template <typename TConvRatio, typename TField, typename TVal>
    static void setValue(TField& field, TVal&& val)
    {
        using FieldType = typename std::decay<decltype(field)>::type;
        static_assert(details::hasExpectedUnits<FieldType, comms::traits::units::Angle>(),
             "The field is expected to contain \"angle\" units.");
 
        using Tag = SetTag<FieldType, TConvRatio>;
        setValueInternal<TConvRatio>(field, std::forward<TVal>(val), Tag());
    }
 
private:
    template <typename... TParams>
    using SameUnitsTag = comms::details::tag::Tag1<>;
 
    template <typename... TParams>
    using DegreesToRadiansTag = comms::details::tag::Tag2<>;
 
    template <typename... TParams>
    using RadiansToDegreesTag = comms::details::tag::Tag3<>;    
 
    template <typename TConvRatio>
    using SetUnitsTag = 
        typename comms::util::LazyShallowConditional<
            std::is_same<TConvRatio, typename comms::traits::units::RadiansRatio>::value
        >::template Type<
            RadiansToDegreesTag,
            DegreesToRadiansTag
        >;
 
    template <typename TConvRatio>
    using GetUnitsTag = 
        typename comms::util::LazyShallowConditional<
            std::is_same<TConvRatio, typename comms::traits::units::RadiansRatio>::value
        >::template Type<
            DegreesToRadiansTag,
            RadiansToDegreesTag
        >;        
 
    template <typename TField, typename TConvRatio>
    using GetTag = 
        typename comms::util::LazyShallowConditional<
            std::is_same<TConvRatio, typename TField::UnitsRatio>::value
        >::template Type<
            SameUnitsTag,
            GetUnitsTag,
            TConvRatio
        >;    
 
    template <typename TField, typename TConvRatio>
    using SetTag = 
        typename comms::util::LazyShallowConditional<
            std::is_same<TConvRatio, typename TField::UnitsRatio>::value
        >::template Type<
            SameUnitsTag,
            SetUnitsTag,
            TConvRatio
        >;         
 
    template <typename TRet, typename TConvRatio, typename TField, typename... TParams>
    static TRet getValueInternal(const TField& field, SameUnitsTag<TParams...>)
    {
        return field.template getScaled<TRet>();
    }
 
    template <typename TRet, typename TConvRatio, typename TField, typename... TParams>
    static TRet getValueInternal(const TField& field, DegreesToRadiansTag<TParams...>)
    {
        using FieldType = typename std::decay<decltype(field)>::type;
        static_assert(std::is_same<typename FieldType::UnitsRatio, comms::traits::units::DegreesRatio>::value,
             "The field is expected to contain degrees.");
 
        return PI<TRet>::Value * UnitsValueConverter<>::getValue<TRet, TConvRatio>(field);
    }
 
    template <typename TRet, typename TConvRatio, typename TField, typename... TParams>
    static TRet getValueInternal(const TField& field, RadiansToDegreesTag<TParams...>)
    {
        using FieldType = typename std::decay<decltype(field)>::type;
        static_assert(std::is_same<typename FieldType::UnitsRatio, comms::traits::units::RadiansRatio>::value,
             "The field is expected to contain radians.");
 
        return UnitsValueConverter<>::getValue<TRet, TConvRatio>(field) / PI<TRet>::Value;
    }
 
    template <typename TConvRatio, typename TField, typename TVal, typename... TParams>
    static void setValueInternal(TField& field, TVal&& val, SameUnitsTag<TParams...>)
    {
        field.setScaled(std::forward<TVal>(val));
    }
 
    template <typename TConvRatio, typename TField, typename TVal, typename... TParams>
    static void setValueInternal(TField& field, TVal&& val, DegreesToRadiansTag<TParams...>)
    {
        using FieldType = typename std::decay<decltype(field)>::type;
        static_assert(std::is_same<typename FieldType::UnitsRatio, comms::traits::units::RadiansRatio>::value,
             "The field is expected to contain radians.");
 
        using ValueType = typename std::decay<decltype(val)>::type;
        using PiType =
            typename comms::util::Conditional<
                std::is_floating_point<ValueType>::value
            >::template Type<
                ValueType,
                double
            >;
 
        UnitsValueConverter<>::setValue<TConvRatio>(field, val * PI<PiType>::Value);
    }
 
    template <typename TConvRatio, typename TField, typename TVal, typename... TParams>
    static void setValueInternal(TField& field, TVal&& val, RadiansToDegreesTag<TParams...>)
    {
        using FieldType = typename std::decay<decltype(field)>::type;
        static_assert(std::is_same<typename FieldType::UnitsRatio, comms::traits::units::DegreesRatio>::value,
             "The field is expected to contain degrees.");
 
        using ValueType = typename std::decay<decltype(val)>::type;
        using PiType =
            typename comms::util::Conditional<
                std::is_floating_point<ValueType>::value
            >::template Type<
                ValueType,
                double
            >;
 
        UnitsValueConverter<>::setValue<TConvRatio>(field, static_cast<PiType>(val) / PI<PiType>::Value);
    }
};
 
template <typename TRet, typename TConvRatio, typename TField>
TRet getAngle(const TField& field)
{
    return AngleValueConverter<>::getValue<TRet, TConvRatio>(field);
}
 
template <typename TConvRatio, typename TField, typename TVal>
void setAngle(TField& field, TVal&& val)
{
    AngleValueConverter<>::setValue<TConvRatio>(field, std::forward<TVal>(val));
}
 
template <typename TRet, typename TConvRatio, typename TField>
TRet getCurrent(const TField& field)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Current>(),
         "The field is expected to contain \"current\" units.");
    return UnitsValueConverter<>::getValue<TRet, TConvRatio>(field);
}
 
template <typename TConvRatio, typename TField, typename TVal>
void setCurrent(TField& field, TVal&& val)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Current>(),
         "The field is expected to contain \"current\" units.");
    UnitsValueConverter<>::setValue<TConvRatio>(field, std::forward<TVal>(val));
}
 
template <typename TRet, typename TConvRatio, typename TField>
TRet getVoltage(const TField& field)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Voltage>(),
         "The field is expected to contain \"voltage\" units.");
    return UnitsValueConverter<>::getValue<TRet, TConvRatio>(field);
}
 
template <typename TConvRatio, typename TField, typename TVal>
void setVoltage(TField& field, TVal&& val)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Voltage>(),
         "The field is expected to contain \"voltage\" units.");
    UnitsValueConverter<>::setValue<TConvRatio>(field, std::forward<TVal>(val));
}
 
template <typename TRet, typename TConvRatio, typename TField>
TRet getMemory(const TField& field)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Memory>(),
         "The field is expected to contain \"memory\" units.");
    return UnitsValueConverter<>::getValue<TRet, TConvRatio>(field);
}
 
template <typename TConvRatio, typename TField, typename TVal>
void setMemory(TField& field, TVal&& val)
{
    static_assert(details::hasExpectedUnits<typename std::decay<decltype(field)>::type, comms::traits::units::Memory>(),
         "The field is expected to contain \"memory\" units.");
    UnitsValueConverter<>::setValue<TConvRatio>(field, std::forward<TVal>(val));
}
 
} // namespace details
 
template <typename TRet, typename TField>
TRet getNanoseconds(const TField& field)
{
    return details::getTime<TRet, comms::traits::units::NanosecondsRatio>(field);
}
 
template <typename TField, typename TVal>
void setNanoseconds(TField& field, TVal&& val)
{
    details::setTime<comms::traits::units::NanosecondsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isNanoseconds()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Time>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::NanosecondsRatio>::value;
}
 
template <typename TField>
constexpr bool isNanoseconds(const TField& field)
{
    return isNanoseconds<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMicroseconds(const TField& field)
{
    return details::getTime<TRet, comms::traits::units::MicrosecondsRatio>(field);
}
 
template <typename TField, typename TVal>
void setMicroseconds(TField& field, TVal&& val)
{
    details::setTime<comms::traits::units::MicrosecondsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMicroseconds()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Time>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MicrosecondsRatio>::value;
}
 
template <typename TField>
constexpr bool isMicroseconds(const TField& field)
{
    return isMicroseconds<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMilliseconds(const TField& field)
{
    return details::getTime<TRet, comms::traits::units::MillisecondsRatio>(field);
}
 
template <typename TField, typename TVal>
void setMilliseconds(TField& field, TVal&& val)
{
    details::setTime<comms::traits::units::MillisecondsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMilliseconds()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Time>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MillisecondsRatio>::value;
}
 
template <typename TField>
constexpr bool isMilliseconds(const TField& field)
{
    return isMilliseconds<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getSeconds(const TField& field)
{
    return details::getTime<TRet, comms::traits::units::SecondsRatio>(field);
}
 
template <typename TField, typename TVal>
void setSeconds(TField& field, TVal&& val)
{
    details::setTime<comms::traits::units::SecondsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isSeconds()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Time>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::SecondsRatio>::value;
}
 
template <typename TField>
constexpr bool isSeconds(const TField& field)
{
    return isSeconds<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMinutes(const TField& field)
{
    return details::getTime<TRet, comms::traits::units::MinutesRatio>(field);
}
 
template <typename TField, typename TVal>
void setMinutes(TField& field, TVal&& val)
{
    details::setTime<comms::traits::units::MinutesRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMinutes()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Time>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MinutesRatio>::value;
}
 
template <typename TField>
constexpr bool isMinutes(const TField& field)
{
    return isMinutes<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getHours(const TField& field)
{
    return details::getTime<TRet, comms::traits::units::HoursRatio>(field);
}
 
template <typename TField, typename TVal>
void setHours(TField& field, TVal&& val)
{
    details::setTime<comms::traits::units::HoursRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isHours()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Time>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::HoursRatio>::value;
}
 
template <typename TField>
constexpr bool isHours(const TField& field)
{
    return isHours<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getDays(const TField& field)
{
    return details::getTime<TRet, comms::traits::units::DaysRatio>(field);
}
 
template <typename TField, typename TVal>
void setDays(TField& field, TVal&& val)
{
    details::setTime<comms::traits::units::DaysRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isDays()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Time>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::DaysRatio>::value;
}
 
template <typename TField>
constexpr bool isDays(const TField& field)
{
    return isDays<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getWeeks(const TField& field)
{
    return details::getTime<TRet, comms::traits::units::WeeksRatio>(field);
}
 
template <typename TField, typename TVal>
void setWeeks(TField& field, TVal&& val)
{
    details::setTime<comms::traits::units::WeeksRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isWeeks()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Time>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::WeeksRatio>::value;
}
 
template <typename TField>
constexpr bool isWeeks(const TField& field)
{
    return isWeeks<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getNanometers(const TField& field)
{
    return details::getDistance<TRet, comms::traits::units::NanometersRatio>(field);
}
 
template <typename TField, typename TVal>
void setNanometers(TField& field, TVal&& val)
{
    details::setDistance<comms::traits::units::NanometersRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isNanometers()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Distance>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::NanometersRatio>::value;
}
 
template <typename TField>
constexpr bool isNanometers(const TField& field)
{
    return isNanometers<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMicrometers(const TField& field)
{
    return details::getDistance<TRet, comms::traits::units::MicrometersRatio>(field);
}
 
template <typename TField, typename TVal>
void setMicrometers(TField& field, TVal&& val)
{
    details::setDistance<comms::traits::units::MicrometersRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMicrometers()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Distance>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MicrometersRatio>::value;
}
 
template <typename TField>
constexpr bool isMicrometers(const TField& field)
{
    return isMicrometers<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMillimeters(const TField& field)
{
    return details::getDistance<TRet, comms::traits::units::MillimetersRatio>(field);
}
 
template <typename TField, typename TVal>
void setMillimeters(TField& field, TVal&& val)
{
    details::setDistance<comms::traits::units::MillimetersRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMillimeters()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Distance>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MillimetersRatio>::value;
}
 
template <typename TField>
constexpr bool isMillimeters(const TField& field)
{
    return isMillimeters<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getCentimeters(const TField& field)
{
    return details::getDistance<TRet, comms::traits::units::CentimetersRatio>(field);
}
 
template <typename TField, typename TVal>
void setCentimeters(TField& field, TVal&& val)
{
    details::setDistance<comms::traits::units::CentimetersRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isCentimeters()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Distance>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::CentimetersRatio>::value;
}
 
template <typename TField>
constexpr bool isCentimeters(const TField& field)
{
    return isCentimeters<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMeters(const TField& field)
{
    return details::getDistance<TRet, comms::traits::units::MetersRatio>(field);
}
 
template <typename TField, typename TVal>
void setMeters(TField& field, TVal&& val)
{
    details::setDistance<comms::traits::units::MetersRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMeters()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Distance>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MetersRatio>::value;
}
 
template <typename TField>
constexpr bool isMeters(const TField& field)
{
    return isMeters<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getKilometers(const TField& field)
{
    return details::getDistance<TRet, comms::traits::units::KilometersRatio>(field);
}
 
template <typename TField, typename TVal>
void setKilometers(TField& field, TVal&& val)
{
    details::setDistance<comms::traits::units::KilometersRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isKilometers()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Distance>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::KilometersRatio>::value;
}
 
template <typename TField>
constexpr bool isKilometers(const TField& field)
{
    return isKilometers<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getNanometersPerSecond(const TField& field)
{
    return details::getSpeed<TRet, comms::traits::units::NanometersPerSecondRatio>(field);
}
 
template <typename TField, typename TVal>
void setNanometersPerSecond(TField& field, TVal&& val)
{
    details::setSpeed<comms::traits::units::NanometersPerSecondRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isNanometersPerSecond()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Speed>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::NanometersPerSecondRatio>::value;
}
 
template <typename TField>
constexpr bool isNanometersPerSecond(const TField& field)
{
    return isNanometersPerSecond<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMicrometersPerSecond(const TField& field)
{
    return details::getSpeed<TRet, comms::traits::units::MicrometersPerSecondRatio>(field);
}
 
template <typename TField, typename TVal>
void setMicrometersPerSecond(TField& field, TVal&& val)
{
    details::setSpeed<comms::traits::units::MicrometersPerSecondRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMicrometersPerSecond()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Speed>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MicrometersPerSecondRatio>::value;
}
 
template <typename TField>
constexpr bool isMicrometersPerSecond(const TField& field)
{
    return isMicrometersPerSecond<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMillimetersPerSecond(const TField& field)
{
    return details::getSpeed<TRet, comms::traits::units::MillimetersPerSecondRatio>(field);
}
 
template <typename TField, typename TVal>
void setMillimetersPerSecond(TField& field, TVal&& val)
{
    details::setSpeed<comms::traits::units::MillimetersPerSecondRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMillimetersPerSecond()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Speed>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MillimetersPerSecondRatio>::value;
}
 
template <typename TField>
constexpr bool isMillimetersPerSecond(const TField& field)
{
    return isMillimetersPerSecond<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getCentimetersPerSecond(const TField& field)
{
    return details::getSpeed<TRet, comms::traits::units::CentimetersPerSecondRatio>(field);
}
 
template <typename TField, typename TVal>
void setCentimetersPerSecond(TField& field, TVal&& val)
{
    details::setSpeed<comms::traits::units::CentimetersPerSecondRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isCentimetersPerSecond()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Speed>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::CentimetersPerSecondRatio>::value;
}
 
template <typename TField>
constexpr bool isCentimetersPerSecond(const TField& field)
{
    return isCentimetersPerSecond<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMetersPerSecond(const TField& field)
{
    return details::getSpeed<TRet, comms::traits::units::MetersPerSecondRatio>(field);
}
 
template <typename TField, typename TVal>
void setMetersPerSecond(TField& field, TVal&& val)
{
    details::setSpeed<comms::traits::units::MetersPerSecondRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMetersPerSecond()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Speed>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MetersPerSecondRatio>::value;
}
 
template <typename TField>
constexpr bool isMetersPerSecond(const TField& field)
{
    return isMetersPerSecond<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getKilometersPerSecond(const TField& field)
{
    return details::getSpeed<TRet, comms::traits::units::KilometersPerSecondRatio>(field);
}
 
template <typename TField, typename TVal>
void setKilometersPerSecond(TField& field, TVal&& val)
{
    details::setSpeed<comms::traits::units::KilometersPerSecondRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isKilometersPerSecond()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Speed>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::KilometersPerSecondRatio>::value;
}
 
template <typename TField>
constexpr bool isKilometersPerSecond(const TField& field)
{
    return isKilometersPerSecond<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getKilometersPerHour(const TField& field)
{
    return details::getSpeed<TRet, comms::traits::units::KilometersPerHourRatio>(field);
}
 
template <typename TField, typename TVal>
void setKilometersPerHour(TField& field, TVal&& val)
{
    details::setSpeed<comms::traits::units::KilometersPerHourRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isKilometersPerHour()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Speed>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::KilometersPerHourRatio>::value;
}
 
template <typename TField>
constexpr bool isKilometersPerHour(const TField& field)
{
    return isKilometersPerHour<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getHertz(const TField& field)
{
    return details::getFrequency<TRet, comms::traits::units::HzRatio>(field);
}
 
template <typename TField, typename TVal>
void setHertz(TField& field, TVal&& val)
{
    details::setFrequency<comms::traits::units::HzRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isHertz()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Frequency>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::HzRatio>::value;
}
 
template <typename TField>
constexpr bool isHertz(const TField& field)
{
    return isHertz<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getKilohertz(const TField& field)
{
    return details::getFrequency<TRet, comms::traits::units::KiloHzRatio>(field);
}
 
template <typename TField, typename TVal>
void setKilohertz(TField& field, TVal&& val)
{
    details::setFrequency<comms::traits::units::KiloHzRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isKilohertz()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Frequency>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::KiloHzRatio>::value;
}
 
template <typename TField>
constexpr bool isKilohertz(const TField& field)
{
    return isKilohertz<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMegahertz(const TField& field)
{
    return details::getFrequency<TRet, comms::traits::units::MegaHzRatio>(field);
}
 
template <typename TField, typename TVal>
void setMegahertz(TField& field, TVal&& val)
{
    details::setFrequency<comms::traits::units::MegaHzRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMegahertz()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Frequency>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MegaHzRatio>::value;
}
 
template <typename TField>
constexpr bool isMegahertz(const TField& field)
{
    return isMegahertz<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getGigahertz(const TField& field)
{
    return details::getFrequency<TRet, comms::traits::units::GigaHzRatio>(field);
}
 
template <typename TField, typename TVal>
void setGigahertz(TField& field, TVal&& val)
{
    details::setFrequency<comms::traits::units::GigaHzRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isGigahertz()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Frequency>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::GigaHzRatio>::value;
}
 
template <typename TField>
constexpr bool isGigahertz(const TField& field)
{
    return isGigahertz<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getDegrees(const TField& field)
{
    return details::getAngle<TRet, comms::traits::units::DegreesRatio>(field);
}
 
template <typename TField, typename TVal>
void setDegrees(TField& field, TVal&& val)
{
    details::setAngle<comms::traits::units::DegreesRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isDegrees()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Angle>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::DegreesRatio>::value;
}
 
template <typename TField>
constexpr bool isDegrees(const TField& field)
{
    return isDegrees<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getRadians(const TField& field)
{
    return details::getAngle<TRet, comms::traits::units::RadiansRatio>(field);
}
 
template <typename TField, typename TVal>
void setRadians(TField& field, TVal&& val)
{
    details::setAngle<comms::traits::units::RadiansRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isRadians()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Angle>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::RadiansRatio>::value;
}
 
template <typename TField>
constexpr bool isRadians(const TField& field)
{
    return isRadians<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getNanoamps(const TField& field)
{
    return details::getCurrent<TRet, comms::traits::units::NanoampsRatio>(field);
}
 
template <typename TField, typename TVal>
void setNanoamps(TField& field, TVal&& val)
{
    details::setCurrent<comms::traits::units::NanoampsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isNanoamps()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Current>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::NanoampsRatio>::value;
}
 
template <typename TField>
constexpr bool isNanoamps(const TField& field)
{
    return isNanoamps<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMicroamps(const TField& field)
{
    return details::getCurrent<TRet, comms::traits::units::MicroampsRatio>(field);
}
 
template <typename TField, typename TVal>
void setMicroamps(TField& field, TVal&& val)
{
    details::setCurrent<comms::traits::units::MicroampsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMicroamps()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Current>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MicroampsRatio>::value;
}
 
template <typename TField>
constexpr bool isMicroamps(const TField& field)
{
    return isMicroamps<typename std::decay<decltype(field)>::type>();
}
 
 
template <typename TRet, typename TField>
TRet getMilliamps(const TField& field)
{
    return details::getCurrent<TRet, comms::traits::units::MilliampsRatio>(field);
}
 
template <typename TField, typename TVal>
void setMilliamps(TField& field, TVal&& val)
{
    details::setCurrent<comms::traits::units::MilliampsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMilliamps()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Current>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MilliampsRatio>::value;
}
 
template <typename TField>
constexpr bool isMilliamps(const TField& field)
{
    return isMilliamps<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getAmps(const TField& field)
{
    return details::getCurrent<TRet, comms::traits::units::AmpsRatio>(field);
}
 
template <typename TField, typename TVal>
void setAmps(TField& field, TVal&& val)
{
    details::setCurrent<comms::traits::units::AmpsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isAmps()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Current>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::AmpsRatio>::value;
}
 
template <typename TField>
constexpr bool isAmps(const TField& field)
{
    return isAmps<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getKiloamps(const TField& field)
{
    return details::getCurrent<TRet, comms::traits::units::KiloampsRatio>(field);
}
 
template <typename TField, typename TVal>
void setKiloamps(TField& field, TVal&& val)
{
    details::setCurrent<comms::traits::units::KiloampsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isKiloamps()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Current>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::KiloampsRatio>::value;
}
 
template <typename TField>
constexpr bool isKiloamps(const TField& field)
{
    return isKiloamps<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getNanovolts(const TField& field)
{
    return details::getVoltage<TRet, comms::traits::units::NanovoltsRatio>(field);
}
 
template <typename TField, typename TVal>
void setNanovolts(TField& field, TVal&& val)
{
    details::setVoltage<comms::traits::units::NanovoltsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isNanovolts()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Voltage>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::NanovoltsRatio>::value;
}
 
template <typename TField>
constexpr bool isNanovolts(const TField& field)
{
    return isNanovolts<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMicrovolts(const TField& field)
{
    return details::getVoltage<TRet, comms::traits::units::MicrovoltsRatio>(field);
}
 
template <typename TField, typename TVal>
void setMicrovolts(TField& field, TVal&& val)
{
    details::setVoltage<comms::traits::units::MicrovoltsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMicrovolts()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Voltage>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MicrovoltsRatio>::value;
}
 
template <typename TField>
constexpr bool isMicrovolts(const TField& field)
{
    return isMicrovolts<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMillivolts(const TField& field)
{
    return details::getVoltage<TRet, comms::traits::units::MillivoltsRatio>(field);
}
 
template <typename TField, typename TVal>
void setMillivolts(TField& field, TVal&& val)
{
    details::setVoltage<comms::traits::units::MillivoltsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMillivolts()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Voltage>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MillivoltsRatio>::value;
}
 
template <typename TField>
constexpr bool isMillivolts(const TField& field)
{
    return isMillivolts<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getVolts(const TField& field)
{
    return details::getVoltage<TRet, comms::traits::units::VoltsRatio>(field);
}
 
template <typename TField, typename TVal>
void setVolts(TField& field, TVal&& val)
{
    details::setVoltage<comms::traits::units::VoltsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isVolts()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Voltage>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::VoltsRatio>::value;
}
 
template <typename TField>
constexpr bool isVolts(const TField& field)
{
    return isVolts<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getKilovolts(const TField& field)
{
    return details::getVoltage<TRet, comms::traits::units::KilovoltsRatio>(field);
}
 
template <typename TField, typename TVal>
void setKilovolts(TField& field, TVal&& val)
{
    details::setVoltage<comms::traits::units::KilovoltsRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isKilovolts()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Voltage>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::KilovoltsRatio>::value;
}
 
template <typename TField>
constexpr bool isKilovolts(const TField& field)
{
    return isKilovolts<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getBytes(const TField& field)
{
    return details::getMemory<TRet, comms::traits::units::BytesRatio>(field);
}
 
template <typename TField, typename TVal>
void setBytes(TField& field, TVal&& val)
{
    details::setMemory<comms::traits::units::BytesRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isBytes()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Memory>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::BytesRatio>::value;
}
 
template <typename TField>
constexpr bool isBytes(const TField& field)
{
    return isBytes<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getKilobytes(const TField& field)
{
    return details::getMemory<TRet, comms::traits::units::KilobytesRatio>(field);
}
 
template <typename TField, typename TVal>
void setKilobytes(TField& field, TVal&& val)
{
    details::setMemory<comms::traits::units::KilobytesRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isKilobytes()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Memory>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::KilobytesRatio>::value;
}
 
template <typename TField>
constexpr bool isKilobytes(const TField& field)
{
    return isKilobytes<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getMegabytes(const TField& field)
{
    return details::getMemory<TRet, comms::traits::units::MegabytesRatio>(field);
}
 
template <typename TField, typename TVal>
void setMegabytes(TField& field, TVal&& val)
{
    details::setMemory<comms::traits::units::MegabytesRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isMegabytes()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Memory>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::MegabytesRatio>::value;
}
 
template <typename TField>
constexpr bool isMegabytes(const TField& field)
{
    return isMegabytes<typename std::decay<decltype(field)>::type>();
}
 
 
template <typename TRet, typename TField>
TRet getGigabytes(const TField& field)
{
    return details::getMemory<TRet, comms::traits::units::GigabytesRatio>(field);
}
 
template <typename TField, typename TVal>
void setGigabytes(TField& field, TVal&& val)
{
    details::setMemory<comms::traits::units::GigabytesRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isGigabytes()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Memory>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::GigabytesRatio>::value;
}
 
template <typename TField>
constexpr bool isGigabytes(const TField& field)
{
    return isGigabytes<typename std::decay<decltype(field)>::type>();
}
 
template <typename TRet, typename TField>
TRet getTerabytes(const TField& field)
{
    return details::getMemory<TRet, comms::traits::units::TerabytesRatio>(field);
}
 
template <typename TField, typename TVal>
void setTerabytes(TField& field, TVal&& val)
{
    details::setMemory<comms::traits::units::TerabytesRatio>(field, std::forward<TVal>(val));
}
 
template <typename TField>
constexpr bool isTerabytes()
{
    return
        TField::hasUnits() &&
        std::is_same<typename TField::UnitsType, comms::traits::units::Memory>::value &&
        std::is_same<typename TField::UnitsRatio, comms::traits::units::TerabytesRatio>::value;
}
 
template <typename TField>
constexpr bool isTerabytes(const TField& field)
{
    return isTerabytes<typename std::decay<decltype(field)>::type>();
}
 
} // namespace units
 
} // namespace comms
 
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