1925d4dcc6
649fde1e8 typelist: Add drop 5efe868da travis: Drop GCC 7 from CI c3f890f17 Update to use new metavalue types c4dd1c9b9 metavalue: Add some common operations 7da45c71b Remove unnecessary public keyword for struct inheritance 287d8e7ec Correct typos in file headers git-subtree-dir: externals/mp git-subtree-split: 649fde1e814f9ce5b04d7ddeb940244d9f63cb2f
23 lines
620 B
C++
23 lines
620 B
C++
/* This file is part of the mp project.
|
|
* Copyright (c) 2020 MerryMage
|
|
* SPDX-License-Identifier: 0BSD
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <mp/metavalue/value.h>
|
|
|
|
namespace mp {
|
|
|
|
/// Is type T an instance of template class C?
|
|
template <template <class...> class, class>
|
|
struct is_instance_of_template : false_type {};
|
|
|
|
template <template <class...> class C, class... As>
|
|
struct is_instance_of_template<C, C<As...>> : true_type {};
|
|
|
|
/// Is type T an instance of template class C?
|
|
template<template <class...> class C, class T>
|
|
constexpr bool is_instance_of_template_v = is_instance_of_template<C, T>::value;
|
|
|
|
} // namespace mp
|