mirror of
https://github.com/mpusz/mp-units.git
synced 2025-06-25 01:01:33 +02:00
73 lines
3.0 KiB
C++
73 lines
3.0 KiB
C++
// The MIT License (MIT)
|
|
//
|
|
// Copyright (c) 2018 Mateusz Pusz
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in all
|
|
// copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
// SOFTWARE.
|
|
|
|
#pragma once
|
|
|
|
#include "validated_type.h"
|
|
#include <mp-units/bits/hacks.h>
|
|
#include <mp-units/compat_macros.h>
|
|
#include <mp-units/ext/format.h>
|
|
#ifdef MP_UNITS_IMPORT_STD
|
|
import std;
|
|
#else
|
|
#include <algorithm>
|
|
#include <concepts>
|
|
#include <type_traits>
|
|
#endif
|
|
#ifdef MP_UNITS_MODULES
|
|
import mp_units.core;
|
|
#else
|
|
#include <mp-units/bits/fmt.h>
|
|
#include <mp-units/framework/customization_points.h>
|
|
#endif
|
|
|
|
template<std::movable T, MP_UNITS_CONSTRAINED_NTTP_WORKAROUND(std::convertible_to<T>) auto Min,
|
|
MP_UNITS_CONSTRAINED_NTTP_WORKAROUND(std::convertible_to<T>) auto Max>
|
|
MP_UNITS_INLINE constexpr auto is_in_range = [](const auto& v) { return std::clamp(v, T{Min}, T{Max}) == v; };
|
|
|
|
template<std::movable T, MP_UNITS_CONSTRAINED_NTTP_WORKAROUND(std::convertible_to<T>) auto Min,
|
|
MP_UNITS_CONSTRAINED_NTTP_WORKAROUND(std::convertible_to<T>) auto Max>
|
|
using is_in_range_t = decltype(is_in_range<T, Min, Max>);
|
|
|
|
template<std::movable T, MP_UNITS_CONSTRAINED_NTTP_WORKAROUND(std::convertible_to<T>) auto Min,
|
|
MP_UNITS_CONSTRAINED_NTTP_WORKAROUND(std::convertible_to<T>) auto Max>
|
|
class ranged_representation : public validated_type<T, is_in_range_t<T, Min, Max>> {
|
|
public:
|
|
using validated_type<T, is_in_range_t<T, Min, Max>>::validated_type;
|
|
constexpr ranged_representation() : validated_type<T, is_in_range_t<T, Min, Max>>(T{}) {}
|
|
|
|
[[nodiscard]] constexpr ranged_representation operator-() const
|
|
requires requires(T t) { -t; }
|
|
{
|
|
return ranged_representation(-this->value());
|
|
}
|
|
};
|
|
|
|
template<typename T, auto Min, auto Max, typename Char>
|
|
struct MP_UNITS_STD_FMT::formatter<ranged_representation<T, Min, Max>, Char> : formatter<T, Char> {
|
|
template<typename FormatContext>
|
|
auto format(const ranged_representation<T, Min, Max>& v, FormatContext& ctx) const -> decltype(ctx.out())
|
|
{
|
|
return formatter<T, Char>::format(v.value(), ctx);
|
|
}
|
|
};
|