94 lines
3.6 KiB
C++
94 lines
3.6 KiB
C++
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// Licensed under the MIT License <http://opensource.org/licenses/MIT>.
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// SPDX-License-Identifier: MIT
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// Copyright (c) 2020 Daniil Goncharov <neargye@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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#include <iostream>
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#include <nameof.hpp>
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enum class Color : int { RED = -10, BLUE = 0, GREEN = 10 };
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enum class Numbers : int { One, Two, Three };
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#if defined(NAMEOF_ENUM_SUPPORTED)
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// Сustom definitions of names for enum.
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// Specialization of `enum_name` must be injected in `namespace nameof::customize`.
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template <>
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constexpr std::string_view nameof::customize::enum_name<Color>(Color value) noexcept {
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switch (value) {
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case Color::RED:
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return "the red color";
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case Color::BLUE:
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return "The BLUE";
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case Color::GREEN:
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return {}; // Empty string for default value.
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}
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return {}; // Empty string for unknow value.
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}
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// Сustom definitions of names for enum.
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// Specialization of `enum_name` must be injected in `namespace nameof::customize`.
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template <>
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constexpr std::string_view nameof::customize::enum_name<Numbers>(Numbers value) noexcept {
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switch (value) {
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case Numbers::One:
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return "the one";
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default:
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return {}; // Empty string for default or unknow value.
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}
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}
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#endif
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// Сustom definitions of names for type.
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// Specialization of `type_name` must be injected in `namespace nameof::customize`.
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template <>
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constexpr std::string_view nameof::customize::type_name<Color>() noexcept {
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return "The Color";
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}
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class a1_test {};
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class a2_test {};
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// Сustom definitions of names for type.
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// Specialization of `type_name` must be injected in `namespace nameof::customize`.
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template <>
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constexpr std::string_view nameof::customize::type_name<a1_test>() noexcept {
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return "Animal";
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}
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int main() {
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#if defined(NAMEOF_ENUM_SUPPORTED)
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std::cout << nameof::nameof_enum(Color::RED) << std::endl; // 'the red color'
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std::cout << nameof::nameof_enum(Color::BLUE) << std::endl; // 'The BLUE'
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std::cout << nameof::nameof_enum(Color::GREEN) << std::endl; // 'GREEN'
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std::cout << nameof::nameof_enum(Numbers::One) << std::endl; // 'the one'
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std::cout << nameof::nameof_enum(Numbers::Two) << std::endl; // 'Two'
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std::cout << nameof::nameof_enum(Numbers::Three) << std::endl; // 'Three'
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#endif
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std::cout << nameof::nameof_type<Color>() << std::endl; // 'The Color'
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std::cout << nameof::nameof_type<Numbers>() << std::endl; // 'Numbers'
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std::cout << nameof::nameof_type<a1_test>() << std::endl; // 'Animal'
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std::cout << nameof::nameof_type<a2_test>() << std::endl; // 'a2_test'
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return 0;
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}
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