libs/hana/test/string/any_of.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/any_of.hpp>
   6 #include <boost/hana/assert.hpp>
   7 #include <boost/hana/equal.hpp>
   8 #include <boost/hana/integral_constant.hpp>
   9 #include <boost/hana/not.hpp>
  10 #include <boost/hana/string.hpp>
  11 namespace hana = boost::hana;
  12
  13
  14 int main() {
  15     BOOST_HANA_CONSTANT_CHECK(hana::any_of(
  16         BOOST_HANA_STRING("abcd"),
  17         hana::equal.to(hana::char_c<'b'>)
  18     ));
  19
  20     BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::any_of(
  21         BOOST_HANA_STRING(""),
  22         hana::always(hana::true_c)
  23     )));
  24
  25     BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::any_of(
  26         BOOST_HANA_STRING("abcd"),
  27         hana::equal.to(hana::char_c<'z'>)
  28     )));
  29 }