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// Copyright David Abrahams 2004. Use, modification and distribution is
// subject to 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 "node_iterator2.hpp"
#include <string>
#include <memory>
#include <iostream>
#include <algorithm>
#include <boost/mem_fn.hpp>
#include <cassert>
int main()
{
#if defined(BOOST_NO_CXX11_SMART_PTR)
std::auto_ptr<node<int> > nodes(new node<int>(42));
#else
std::unique_ptr<node<int> > nodes(new node<int>(42));
#endif
nodes->append(new node<std::string>(" is greater than "));
nodes->append(new node<int>(13));
// Check interoperability
assert(node_iterator(nodes.get()) == node_const_iterator(nodes.get()));
assert(node_const_iterator(nodes.get()) == node_iterator(nodes.get()));
assert(node_iterator(nodes.get()) != node_const_iterator());
assert(node_const_iterator(nodes.get()) != node_iterator());
std::copy(
node_iterator(nodes.get()), node_iterator()
, std::ostream_iterator<node_base>(std::cout, " ")
);
std::cout << std::endl;
std::for_each(
node_iterator(nodes.get()), node_iterator()
, boost::mem_fn(&node_base::double_me)
);
std::copy(
node_const_iterator(nodes.get()), node_const_iterator()
, std::ostream_iterator<node_base>(std::cout, "/")
);
std::cout << std::endl;
return 0;
}
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