is_empty.cpp 465 B

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  1. // Copyright Louis Dionne 2013-2017
  2. // Distributed under the Boost Software License, Version 1.0.
  3. // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
  4. #include <boost/hana/assert.hpp>
  5. #include <boost/hana/experimental/view.hpp>
  6. #include <boost/hana/is_empty.hpp>
  7. namespace hana = boost::hana;
  8. int main() {
  9. {
  10. auto empty = hana::experimental::empty_view();
  11. BOOST_HANA_CONSTANT_CHECK(hana::is_empty(empty));
  12. }
  13. }