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- // 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)
- <% if input_size > 10 %>
- #define FUSION_MAX_LIST_SIZE <%= ((input_size + 9) / 10) * 10 %>
- <% end %>
- #include <boost/fusion/include/find_if.hpp>
- #include <boost/fusion/include/make_list.hpp>
- #include <boost/mpl/integral_c.hpp>
- namespace fusion = boost::fusion;
- namespace mpl = boost::mpl;
- struct is_last {
- template <typename N>
- struct apply
- : mpl::integral_c<bool, N::type::value == <%= input_size %>>
- { };
- };
- int main() {
- auto ints = fusion::make_list(
- <%= (1..input_size).map { |n| "mpl::integral_c<int, #{n}>{}" }.join(', ') %>
- );
- auto result = fusion::find_if<is_last>(ints);
- (void)result;
- }
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