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56 lines
2.4 KiB
C++
56 lines
2.4 KiB
C++
// Licensed under the MIT License <http://opensource.org/licenses/MIT>.
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// SPDX-License-Identifier: MIT
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// Copyright (c) 2019 - 2024 Daniil Goncharov <neargye@gmail.com>.
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// Copyright (c) 2022 - 2023 Bela Schaum <schaumb@gmail.com>.
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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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#if defined(_MSC_VER)
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# pragma warning(push)
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# pragma warning(disable : 4244) // warning C4244: 'argument': conversion from 'const T' to 'unsigned int', possible loss of data.
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#endif
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#include <iostream>
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#include <magic_enum_containers.hpp>
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enum class Color { RED = 1, GREEN = 2, BLUE = 4 };
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template <>
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struct magic_enum::customize::enum_range<Color> {
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static constexpr bool is_flags = true;
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};
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int main() {
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auto color_bitset = magic_enum::containers::bitset<Color>();
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color_bitset.set(Color::GREEN);
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color_bitset.set(Color::BLUE);
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std::cout << std::boolalpha;
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std::cout << color_bitset.size() << std::endl; // 3 == magic_enum::enum_count<Color>()
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std::cout << color_bitset.all() << std::endl; // false
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std::cout << color_bitset.any() << std::endl; // true
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std::cout << color_bitset.none() << std::endl; // false
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std::cout << color_bitset.count() << std::endl; // 2
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std::cout << color_bitset.test(Color::RED) << std::endl; // false
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std::cout << color_bitset.test(Color::GREEN) << std::endl; // true
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std::cout << color_bitset.test(Color::BLUE) << std::endl; // true
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return 0;
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}
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