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21 lines
635 B
C++
21 lines
635 B
C++
/*
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@copyright Louis Dionne 2014
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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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*/
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#include <boost/hana/assert.hpp>
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#include <boost/hana/functional.hpp>
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using namespace boost::hana;
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int main() {
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//! [main]
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// arg<0>(1, '2', 3.3); // static assertion (regardless of the number of arguments)
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BOOST_HANA_CONSTEXPR_CHECK(arg<1>(1, '2', 3.3) == 1);
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BOOST_HANA_CONSTEXPR_CHECK(arg<2>(1, '2', 3.3) == '2');
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BOOST_HANA_CONSTEXPR_CHECK(arg<3>(1, '2', 3.3) == 3.3);
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// arg<4>(1, '2', 3.3); // static assertion
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//! [main]
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}
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