/*============================================================================= Copyright (c) 2001-2011 Joel de Guzman Copyright (c) 2005 Eric Niebler Copyright (c) Dan Marsden Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) ==============================================================================*/ #include #include #include #include #include #include namespace { struct search_for { explicit search_for(int in_search) : search(in_search) {} template bool operator()(T const& v) const { return v == search; } int search; }; } int main() { { boost::fusion::vector t(1, 2, 3.3); BOOST_TEST(boost::fusion::any(t, boost::lambda::_1 == 2)); } { boost::fusion::vector t(1, 2, 3.3); BOOST_TEST(!boost::fusion::any(t, boost::lambda::_1 == 3)); } { typedef boost::mpl::vector_c mpl_vec; // We cannot use lambda here as mpl vec iterators return // rvalues, and lambda needs lvalues. BOOST_TEST(boost::fusion::any(mpl_vec(), search_for(2))); BOOST_TEST(!boost::fusion::any(mpl_vec(), search_for(4))); } return boost::report_errors(); }