31 lines
728 B
C++
31 lines
728 B
C++
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// This file is part of the mcl project.
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// Copyright (c) 2022 merryhime
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// SPDX-License-Identifier: MIT
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#pragma once
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#include <cstddef>
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#include <type_traits>
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namespace mcl::mp {
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/// A metavalue (of type VT and value v).
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template<class VT, VT v>
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using value = std::integral_constant<VT, v>;
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/// A metavalue of type size_t (and value v).
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template<size_t v>
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using size_value = value<size_t, v>;
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/// A metavalue of type bool (and value v). (Aliases to std::bool_constant.)
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template<bool v>
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using bool_value = value<bool, v>;
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/// true metavalue (Aliases to std::true_type).
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using true_type = bool_value<true>;
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/// false metavalue (Aliases to std::false_type).
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using false_type = bool_value<false>;
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} // namespace mcl::mp
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