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Add mp_all_of, mp_any_of, mp_none_of.

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This commit is contained in:
Peter Dimov
2016-11-16 04:19:37 +02:00
parent 1f0bff5f99
commit 29d030ac59
6 changed files with 218 additions and 2 deletions
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7
include/boost/mp11/algorithm.hpp
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@@ -12,7 +12,7 @@
#include <boost/mp11/set.hpp> #include <boost/mp11/set.hpp>
#include <boost/mp11/integral.hpp> #include <boost/mp11/integral.hpp>
#include <boost/mp11/utility.hpp> #include <boost/mp11/utility.hpp>
#include <boost/mp11/detail/mp_plus.hpp> #include <boost/mp11/function.hpp>
#include <boost/mp11/detail/mp_map_find.hpp> #include <boost/mp11/detail/mp_map_find.hpp>
#include <boost/mp11/detail/config.hpp> #include <boost/mp11/detail/config.hpp>
#include <boost/integer_sequence.hpp> #include <boost/integer_sequence.hpp>
@@ -796,8 +796,13 @@ template<template<class...> class L, class... T> struct mp_unique_impl<L<T...>>
template<class L> using mp_unique = typename detail::mp_unique_impl<L>::type; template<class L> using mp_unique = typename detail::mp_unique_impl<L>::type;
// mp_all_of<L, P> // mp_all_of<L, P>
template<class L, template<class...> class P> using mp_all_of = mp_equal_to< mp_count_if<L, P>, mp_size<L> >;
// mp_none_of<L, P> // mp_none_of<L, P>
template<class L, template<class...> class P> using mp_none_of = mp_not< mp_count_if<L, P> >;
// mp_any_of<L, P> // mp_any_of<L, P>
template<class L, template<class...> class P> using mp_any_of = mp_to_bool< mp_count_if<L, P> >;
} // namespace boost } // namespace boost

9
include/boost/mp11/function.hpp
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@@ -8,11 +8,18 @@
// See accompanying file LICENSE_1_0.txt or copy at // See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt // http://www.boost.org/LICENSE_1_0.txt
#include <boost/mp11/integral.hpp>
#include <boost/mp11/detail/mp_plus.hpp>
namespace boost namespace boost
{ {
// mp_plus<T...>
// mp_not<T> // mp_not<T>
template<class T> using mp_not = mp_bool< !T::value >;
// mp_equal_to<T1, T2>
template<class T1, class T2> using mp_equal_to = mp_bool< T1::value == T2::value >;
// mp_all<T...> // mp_all<T...>
// mp_and<T...> // mp_and<T...>
// mp_any<T...> // mp_any<T...>

3
test/Jamfile.v2
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@@ -55,6 +55,9 @@ run mp_reverse.cpp : : : $(REQ) ;
run mp_fold.cpp : : : $(REQ) ; run mp_fold.cpp : : : $(REQ) ;
run mp_reverse_fold.cpp : : : $(REQ) ; run mp_reverse_fold.cpp : : : $(REQ) ;
run mp_unique.cpp : : : $(REQ) ; run mp_unique.cpp : : : $(REQ) ;
run mp_all_of.cpp : : : $(REQ) ;
run mp_any_of.cpp : : : $(REQ) ;
run mp_none_of.cpp : : : $(REQ) ;
# integral # integral
run integral.cpp : : : $(REQ) ; run integral.cpp : : : $(REQ) ;

57
test/mp_all_of.cpp Normal file
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@@ -0,0 +1,57 @@
// Copyright 2015, 2016 Peter Dimov.
//
// Distributed under the Boost Software License, Version 1.0.
//
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/mp11/algorithm.hpp>
#include <boost/mp11/list.hpp>
#include <boost/mp11/integral.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include <type_traits>
#include <tuple>
#include <utility>
struct X1 {};
int main()
{
using boost::mp_list;
using boost::mp_all_of;
using boost::mp_true;
using boost::mp_false;
{
using L1 = mp_list<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L1, std::is_const>, mp_true>));
using L2 = mp_list<X1 const, X1 const, X1 const volatile, X1 const, X1 const volatile>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_const>, mp_true>));
}
{
using L1 = std::tuple<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L1, std::is_const>, mp_true>));
using L2 = std::tuple<X1 const, X1 const, X1 const volatile, X1 const, X1 const volatile>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_const>, mp_true>));
}
{
using L2 = std::pair<X1 const, X1 const volatile>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_const>, mp_true>));
}
return boost::report_errors();
}

72
test/mp_any_of.cpp Normal file
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@@ -0,0 +1,72 @@
// Copyright 2015, 2016 Peter Dimov.
//
// Distributed under the Boost Software License, Version 1.0.
//
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/mp11/algorithm.hpp>
#include <boost/mp11/list.hpp>
#include <boost/mp11/integral.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include <type_traits>
#include <tuple>
#include <utility>
struct X1 {};
int main()
{
using boost::mp_list;
using boost::mp_any_of;
using boost::mp_true;
using boost::mp_false;
{
using L1 = mp_list<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L1, std::is_const>, mp_false>));
using L2 = mp_list<X1, X1 const, X1, X1, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_const>, mp_true>));
using L3 = mp_list<X1 const, X1 const, X1, X1 const, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_const>, mp_true>));
}
{
using L1 = std::tuple<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L1, std::is_const>, mp_false>));
using L2 = std::tuple<X1, X1 const, X1, X1, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_const>, mp_true>));
using L3 = std::tuple<X1 const, X1 const, X1, X1 const, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_const>, mp_true>));
}
{
using L2 = std::pair<X1 const, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L2, std::is_const>, mp_true>));
using L3 = std::pair<X1 const, X1 const>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_any_of<L3, std::is_const>, mp_true>));
}
return boost::report_errors();
}

72
test/mp_none_of.cpp Normal file
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@@ -0,0 +1,72 @@
// Copyright 2015, 2016 Peter Dimov.
//
// Distributed under the Boost Software License, Version 1.0.
//
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/mp11/algorithm.hpp>
#include <boost/mp11/list.hpp>
#include <boost/mp11/integral.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include <type_traits>
#include <tuple>
#include <utility>
struct X1 {};
int main()
{
using boost::mp_list;
using boost::mp_none_of;
using boost::mp_true;
using boost::mp_false;
{
using L1 = mp_list<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L1, std::is_const>, mp_true>));
using L2 = mp_list<X1, X1 const, X1, X1, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L2, std::is_volatile>, mp_true>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L2, std::is_const>, mp_false>));
using L3 = mp_list<X1 const, X1 const, X1, X1 const, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L3, std::is_volatile>, mp_true>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L3, std::is_const>, mp_false>));
}
{
using L1 = std::tuple<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L1, std::is_const>, mp_true>));
using L2 = std::tuple<X1, X1 const, X1, X1, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L2, std::is_volatile>, mp_true>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L2, std::is_const>, mp_false>));
using L3 = std::tuple<X1 const, X1 const, X1, X1 const, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L3, std::is_volatile>, mp_true>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L3, std::is_const>, mp_false>));
}
{
using L2 = std::pair<X1 const, X1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L2, std::is_volatile>, mp_true>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L2, std::is_const>, mp_false>));
using L3 = std::pair<X1 const, X1 const>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L3, std::is_volatile>, mp_true>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_none_of<L3, std::is_const>, mp_false>));
}
return boost::report_errors();
}