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// Copyright 2021 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/lambda2.hpp>
#include <boost/core/lightweight_test.hpp>
#include <sstream>
#include <string>
template<class T> std::string to_string_1( T const& t )
{
using namespace boost::lambda2;
std::ostringstream os;
( std::ref( os ) << _1 )( t );
return os.str();
}
template<class T> std::string to_string_2( T const& t )
{
using namespace boost::lambda2;
std::ostringstream os;
( os << _1 )( t );
return os.str();
}
int main()
{
BOOST_TEST_EQ( to_string_1( 123 ), "123" );
BOOST_TEST_EQ( to_string_2( 456 ), "456" );
return boost::report_errors();
}
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