ceph/src/boost/libs/hana/example/string/from_c_str.cpp

   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
   5 #include <boost/hana/assert.hpp>
   6 #include <boost/hana/core/to.hpp>
   7 #include <boost/hana/equal.hpp>
   8 #include <boost/hana/integral_constant.hpp>
   9 #include <boost/hana/string.hpp>
  10 namespace hana = boost::hana;
  11
  12
  13 constexpr char const hello[] = "hello";
  14 auto hello_constant = hana::integral_constant<char const*, hello>{};
  15
  16 BOOST_HANA_CONSTANT_CHECK(
  17     hana::to_string(hello_constant) == hana::string_c<'h', 'e', 'l', 'l', 'o'>
  18 );
  19
  20 int main() { }