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[SVN r24124]
This commit is contained in:
Thorsten Jørgen Ottosen
2004-07-27 18:28:10 +00:00
parent d73fb64736
commit deb05d7f62
5 changed files with 112 additions and 58 deletions
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55
include/boost/range/sub_range.hpp
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@ -14,11 +14,8 @@
#include <boost/range/config.hpp>
#include <boost/range/iterator_range.hpp>
#include <boost/range/result_iterator.hpp>
#include <boost/range/reverse_result_iterator.hpp>
#include <boost/range/size_type.hpp>
#include <boost/range/difference_type.hpp>
//#include <boost/range/rbegin.hpp>
//#include <boost/range/rend.hpp>
namespace boost
{
@ -26,6 +23,7 @@ namespace boost
template< class Range >
class sub_range : public iterator_range< BOOST_DEDUCED_TYPENAME result_iterator_of<Range>::type >
{
typedef BOOST_DEDUCED_TYPENAME result_iterator_of<Range>::type iterator_t;
typedef iterator_range< iterator_t > base;
@ -66,61 +64,12 @@ namespace boost
size_type size() const
{
//
// performance discontinuity problem!!
//
return base::size();
}
};
/*
template< class Range >
class reverse_sub_range : public iterator_range< BOOST_DEDUCED_TYPENAME reverse_result_iterator_of<Range>::type >
{
typedef BOOST_DEDUCED_TYPENAME reverse_result_iterator_of<Range>::type
iterator_t;
typedef iterator_range<iterator_t> base;
public:
using base::iterator;
using base::const_iterator;
using base::value_type;
using base::difference_type;
using base::size_type;
public:
template< class Range2 >
reverse_sub_range( Range2& r ) : base( rbegin( r ), rend( r ) )
{ }
template< class Range2 >
reverse_sub_range( const Range2& r ) : base( rbegin( r ), rend( r ) )
{ }
template< class Iter >
reverse_sub_range( Iter first, Iter last ) :
base( iterator_t( last ), iterator_t( first ) )
{ }
template< class Range2 >
sub_range& operator=( Range2& r )
{
base::operator=( r );
return *this;
}
template< class Range2 >
sub_range& operator=( const Range2& r )
{
base::operator=( r );
return *this;
}
};
*/
} // namespace 'boost'
#endif