yuzu-fork/src/common/concepts.h
2023-01-29 17:49:42 -07:00

36 lines
1.1 KiB
C++

// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <iterator>
#include <type_traits>
namespace Common {
// Check if type satisfies the ContiguousContainer named requirement.
template <typename T>
concept IsContiguousContainer = std::contiguous_iterator<typename T::iterator>;
// TODO: Replace with std::derived_from when the <concepts> header
// is available on all supported platforms.
template <typename Derived, typename Base>
concept DerivedFrom = requires {
std::is_base_of_v<Base, Derived>;
std::is_convertible_v<const volatile Derived*, const volatile Base*>;
};
// TODO: Replace with std::convertible_to when libc++ implements it.
template <typename From, typename To>
concept ConvertibleTo = std::is_convertible_v<From, To>;
// No equivalents in the stdlib
template <typename T>
concept IsArithmetic = std::is_arithmetic_v<T>;
template <typename T>
concept IsIntegral = std::is_integral_v<T>;
} // namespace Common