26 lines
720 B
C++
26 lines
720 B
C++
// Copyright Louis Dionne 2013-2017
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
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#include <boost/hana/bool.hpp>
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#include <boost/hana/find_if.hpp>
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#include <boost/hana/integral_constant.hpp>
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#include <boost/hana/set.hpp>
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namespace hana = boost::hana;
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struct is_last {
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template <typename N>
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constexpr auto operator()(N) const {
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return hana::bool_c<N::value == <%= input_size %>>;
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}
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};
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int main() {
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constexpr auto set = hana::make_set(
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<%= (1..input_size).map { |n| "hana::int_c<#{n}>" }.join(', ') %>
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);
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constexpr auto result = hana::find_if(set, is_last{});
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(void)result;
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}
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