101 lines
2.4 KiB
C++
101 lines
2.4 KiB
C++
// The MIT License (MIT)
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//
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// Copyright (c) 2018 Mateusz Pusz
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#pragma once
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#include <mp-units/bits/module_macros.h>
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#ifndef MP_UNITS_IN_MODULE_INTERFACE
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#include <compare>
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#endif
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MP_UNITS_EXPORT
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namespace mp_units {
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template<typename T>
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requires requires {
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{
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T::zero()
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} -> std::equality_comparable_with<T>;
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}
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[[nodiscard]] constexpr bool is_eq_zero(T v)
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{
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return v == T::zero();
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}
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template<typename T>
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requires requires {
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{
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T::zero()
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} -> std::equality_comparable_with<T>;
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}
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[[nodiscard]] constexpr bool is_neq_zero(T v)
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{
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return v != T::zero();
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}
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template<typename T>
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requires requires {
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{
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T::zero()
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} -> std::three_way_comparable_with<T>;
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}
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[[nodiscard]] constexpr bool is_lt_zero(T v)
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{
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return v < T::zero();
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}
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template<typename T>
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requires requires {
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{
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T::zero()
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} -> std::three_way_comparable_with<T>;
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}
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[[nodiscard]] constexpr bool is_gt_zero(T v)
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{
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return v > T::zero();
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}
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template<typename T>
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requires requires {
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{
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T::zero()
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} -> std::three_way_comparable_with<T>;
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}
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[[nodiscard]] constexpr bool is_lteq_zero(T v)
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{
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return v <= T::zero();
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}
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template<typename T>
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requires requires {
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{
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T::zero()
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} -> std::three_way_comparable_with<T>;
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}
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[[nodiscard]] constexpr bool is_gteq_zero(T v)
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{
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return v >= T::zero();
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}
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} // namespace mp_units
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