take_while.cpp 611 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/equal.hpp>
  6. #include <boost/hana/integral_constant.hpp>
  7. #include <boost/hana/less.hpp>
  8. #include <boost/hana/take_while.hpp>
  9. #include <boost/hana/tuple.hpp>
  10. namespace hana = boost::hana;
  11. using namespace hana::literals;
  12. BOOST_HANA_CONSTANT_CHECK(
  13. hana::take_while(hana::tuple_c<int, 0, 1, 2, 3>, hana::less.than(2_c))
  14. ==
  15. hana::tuple_c<int, 0, 1>
  16. );
  17. int main() { }