diff options
Diffstat (limited to 'src/boost/libs/hana/example/all_of.cpp')
-rw-r--r-- | src/boost/libs/hana/example/all_of.cpp | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/boost/libs/hana/example/all_of.cpp b/src/boost/libs/hana/example/all_of.cpp new file mode 100644 index 000000000..6a7dee956 --- /dev/null +++ b/src/boost/libs/hana/example/all_of.cpp @@ -0,0 +1,39 @@ +// Copyright Louis Dionne 2013-2017 +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) + +#include <boost/hana/all_of.hpp> +#include <boost/hana/assert.hpp> +#include <boost/hana/config.hpp> +#include <boost/hana/ext/std/integral_constant.hpp> +#include <boost/hana/integral_constant.hpp> +#include <boost/hana/mod.hpp> +#include <boost/hana/not.hpp> +#include <boost/hana/not_equal.hpp> +#include <boost/hana/traits.hpp> +#include <boost/hana/tuple.hpp> +#include <boost/hana/type.hpp> + +#include <type_traits> +namespace hana = boost::hana; +using namespace hana::literals; + + +BOOST_HANA_CONSTEXPR_LAMBDA auto is_odd = [](auto x) { + return x % 2_c != 0_c; +}; + +int main() { + BOOST_HANA_CONSTEXPR_CHECK(hana::all_of(hana::make_tuple(1, 3), is_odd)); + BOOST_HANA_CONSTANT_CHECK(!hana::all_of(hana::make_tuple(3_c, 4_c), is_odd)); + + BOOST_HANA_CONSTANT_CHECK( + !hana::all_of(hana::make_tuple(hana::type<void>{}, hana::type<char&>{}), + hana::traits::is_void) + ); + + BOOST_HANA_CONSTANT_CHECK( + hana::all_of(hana::make_tuple(hana::type_c<int>, hana::type_c<char>), + hana::traits::is_integral) + ); +} |