/*
@copyright Louis Dionne 2014
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
 */

#include <boost/hana/detail/assert.hpp>
#include <boost/hana/detail/constexpr.hpp>
#include <boost/hana/ext/std/integral_constant.hpp>
#include <boost/hana/functional.hpp>
#include <boost/hana/integer_list.hpp>
#include <boost/hana/integral.hpp>
#include <boost/hana/type.hpp>
#include <boost/hana/type_list.hpp>

#include <type_traits>
using namespace boost::hana;
using namespace literals;


int main() {
    //! [main]
    BOOST_HANA_CONSTEXPR_LAMBDA auto odd = [](auto x) {
        return x % 2_c != 0_c;
    };

    constexpr auto types = type_list<int, char, long, short, char, double>;
    constexpr auto ints = integer_list<int, 1, 2, 3>;

    BOOST_HANA_CONSTANT_ASSERT(count(ints, odd) == 2_c);

    BOOST_HANA_CONSTANT_ASSERT(count(types, trait<std::is_floating_point>) == 1_c);
    BOOST_HANA_CONSTANT_ASSERT(count(types, _ == type<char>) == 2_c);
    BOOST_HANA_CONSTANT_ASSERT(count(types, _ == type<void>) == 0_c);
    //! [main]
}