...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
// Boost.Assign library // // Copyright Thorsten Ottosen 2003-2004. 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) // // For more information, see http://www.boost.org/libs/assign/ // #include <boost/detail/workaround.hpp> #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) ###pragma warn -8091 // suppress warning in Boost.Test ###pragma warn -8057 // unused argument argc/argv in Boost.Test #endif #include <boost/assign/list_inserter.hpp> #include <boost/test/unit_test.hpp> #include <boost/test/test_tools.hpp> #include <boost/function.hpp> #include <boost/bind.hpp> #include <vector> #include <stdexcept> namespace ba = boost::assign; template< class C > class range_inserter { typedef typename C::iterator iterator; iterator begin, end; public: range_inserter( C& c ) : begin( c.begin() ), end( c.end() ) { } template< class T > void operator()( T r ) { if( begin == end ) throw std::range_error( "range error: <range_inserter>" ); *begin = r; ++begin; } }; template< class C > inline range_inserter<C> make_range_inserter( C& c ) { return range_inserter<C>( c ); } template< class T > class my_vector { typedef std::vector<T> vector_t; typedef typename vector_t::size_type size_type; vector_t data_; public: my_vector() : data_( 10, 0 ) { } ba::list_inserter< range_inserter< vector_t >, T > operator=( T r ) { return ba::make_list_inserter( make_range_inserter( data_ ) )( r ); } size_type size() const { return data_.size(); } const T& operator[]( size_type index ) { return data_.at( index ); } }; void check_list_inserter() { using namespace std; using namespace boost::assign; my_vector<int> vec; vec = 1,2,3,4,5,6,7,8,9,10; BOOST_CHECK_EQUAL( vec.size(), 10u ); BOOST_CHECK_EQUAL( vec[0], 1 ); BOOST_CHECK_EQUAL( vec[9], 10 ); } #include <boost/test/included/unit_test_framework.hpp> using boost::unit_test_framework::test_suite; test_suite* init_unit_test_suite( int argc, char* argv[] ) { test_suite* test = BOOST_TEST_SUITE( "List Test Suite" ); test->add( BOOST_TEST_CASE( &check_list_inserter ) ); return test; }