basic_cstring.hpp

CGAL is a collaborative effort of several sites in Europe and Israel. The goal is to make the most i

template<typename CharT>
inline basic_cstring<CharT>&
basic_cstring<CharT>::operator=( std_string const& s )
{
    return *this = self_type( s );
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>&
basic_cstring<CharT>::operator=( pointer s )
{
    return *this = self_type( s );
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>&
basic_cstring<CharT>::assign( basic_cstring<CharT> const& s, size_type pos, size_type len )
{
    return *this = self_type( s.m_begin + pos, len );
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>&
basic_cstring<CharT>::assign( std_string const& s )
{
    return *this = self_type( s );
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>&
basic_cstring<CharT>::assign( std_string const& s, size_type pos, size_type len )
{
    return *this = self_type( s.c_str() + pos, len );
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>&
basic_cstring<CharT>::assign( pointer s )
{
    return *this = self_type( s );
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>&
basic_cstring<CharT>::assign( pointer s, size_type len )
{
    return *this = self_type( s, len );
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>&
basic_cstring<CharT>::assign( pointer f, pointer l )
{
    return *this = self_type( f, l );
}

//____________________________________________________________________________//

template<typename CharT>
inline void
basic_cstring<CharT>::assign_to( std_string& target ) const
{
    target.assign( begin(), size() );
}

//____________________________________________________________________________//

template<typename CharT>
inline void
basic_cstring<CharT>::swap( basic_cstring<CharT>& s )
{
    // do not want to include alogrithm
    pointer tmp1    = m_begin;
    pointer tmp2    = m_end;

    m_begin         = s.m_begin;
    m_end           = s.m_end;

    s.m_begin       = tmp1;
    s.m_end         = tmp2;
}

//____________________________________________________________________________//

template<typename CharT>
inline typename basic_cstring<CharT>::iterator
basic_cstring<CharT>::begin()
{
    return m_begin;
}

//____________________________________________________________________________//

template<typename CharT>
inline typename basic_cstring<CharT>::const_iterator
basic_cstring<CharT>::begin() const
{
    return m_begin;
}

//____________________________________________________________________________//

template<typename CharT>
inline typename basic_cstring<CharT>::iterator
basic_cstring<CharT>::end()
{
    return m_end;
}

//____________________________________________________________________________//

template<typename CharT>
inline typename basic_cstring<CharT>::const_iterator
basic_cstring<CharT>::end() const
{
    return m_end;
}

//____________________________________________________________________________//

template<typename CharT>
inline typename basic_cstring<CharT>::size_type
basic_cstring<CharT>::find( basic_cstring<CharT> substr ) const
{
    if( substr.is_empty() || substr.size() > size() )
        return (size_type)npos;

    const_iterator it   = begin();
    const_iterator last = end() - substr.size() + 1;

    while( it != last ) {
        if( traits_type::compare( it, substr.begin(), substr.size() ) == 0 )
            break;

        ++it;
    }

    return it == last ? (size_type)npos : it - begin();
}

//____________________________________________________________________________//

template<typename CharT>
inline typename basic_cstring<CharT>::size_type
basic_cstring<CharT>::rfind( basic_cstring<CharT> substr ) const
{
    if( substr.is_empty() || substr.size() > size() )
        return (size_type)npos;

    const_iterator it   = end() - substr.size();
    const_iterator last = begin()-1;

    while( it != last ) {
        if( traits_type::compare( it, substr.begin(), substr.size() ) == 0 )
            break;

        --it;
    }

    return it == last ? npos : it - begin();
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>
basic_cstring<CharT>::substr( size_type beg_index, size_type end_index ) const
{
    return beg_index > size()
            ?       self_type()
            : end_index > size()
                ?   self_type( m_begin + beg_index, m_end )
                :   self_type( m_begin + beg_index, m_begin + end_index );
}

//____________________________________________________________________________//

template<typename CharT>
inline basic_cstring<CharT>
basic_cstring<CharT>::default_trim_ex()
{
    static CharT ws[3] = { CharT(' '), CharT('\t'), CharT('\n') }; //!! wide case

    return self_type( ws, 3 );
}

//____________________________________________________________________________//

// ************************************************************************** //
// **************             comparison operators             ************** //
// ************************************************************************** //

template<typename CharT1,typename CharT2>
inline bool
operator==( basic_cstring<CharT1> const& s1, basic_cstring<CharT2> const& s2 )
{
    typedef typename basic_cstring<CharT1>::traits_type traits_type;
    return s1.size() == s2.size() && 
               traits_type::compare( s1.begin(), s2.begin(), s1.size() ) == 0;
}

//____________________________________________________________________________//

template<typename CharT1,typename CharT2>
inline bool
operator==( basic_cstring<CharT1> const& s1, CharT2* s2 )
{
    return s1 == basic_cstring<CharT2>( s2 );
}

//____________________________________________________________________________//

template<typename CharT>
inline bool
operator==( basic_cstring<CharT> const& s1, typename basic_cstring<CharT>::std_string const& s2 )
{
    return s1 == basic_cstring<CharT>( s2 );
}

//____________________________________________________________________________//

template<typename CharT1,typename CharT2>
inline bool
operator==( CharT1* s2, basic_cstring<CharT2> const& s1 )
{
    return s1 == s2;
}

//____________________________________________________________________________//

template<typename CharT>
inline bool
operator==( typename basic_cstring<CharT>::std_string const& s2, basic_cstring<CharT> const& s1 )
{
    return s1 == s2;
}

//____________________________________________________________________________//

template<typename CharT>
inline bool
operator!=( basic_cstring<CharT> const& s1, CharT* s2 )
{
    return !(s1 == s2);
}

//____________________________________________________________________________//

template<typename CharT>
inline bool
operator!=( CharT* s2, basic_cstring<CharT> const& s1 )
{
    return !(s1 == s2);
}

//____________________________________________________________________________//

template<typename CharT>
inline bool
operator!=( basic_cstring<CharT> const& s1, basic_cstring<CharT> const& s2 )
{
    return !(s1 == s2);
}

//____________________________________________________________________________//

template<typename CharT>
inline bool
operator!=( basic_cstring<CharT> const& s1, typename basic_cstring<CharT>::std_string const& s2 )
{
    return !(s1 == s2);
}

//____________________________________________________________________________//

template<typename CharT>
inline bool
operator!=( typename basic_cstring<CharT>::std_string const& s2, basic_cstring<CharT> const& s1 )
{
    return !(s1 == s2);
}

//____________________________________________________________________________//

// ************************************************************************** //
// **************                  first_char                  ************** //
// ************************************************************************** //

template<typename CharT>
inline typename basic_cstring<CharT>::value_type
first_char( basic_cstring<CharT> source )
{
    typedef typename basic_cstring<CharT>::value_type string_value_type;

    return source.is_empty() ? (string_value_type)0 : *source.begin();
}

//____________________________________________________________________________//

// ************************************************************************** //
// **************                  last_char                   ************** //
// ************************************************************************** //

template<typename CharT>
inline typename basic_cstring<CharT>::value_type
last_char( basic_cstring<CharT> source )
{
    typedef typename basic_cstring<CharT>::value_type string_value_type;

    return source.is_empty() ? (string_value_type)0 : *(source.end()-1);
}

//____________________________________________________________________________//

} // namespace unit_test

} // namespace boost

// ***************************************************************************
//  Revision History :
//  
//  $Log: basic_cstring.hpp,v $
//  Revision 1.1.1.1  2004/11/20 10:52:22  spion
//  Import of Boost v. 1.32.0
//
//  Revision 1.11  2004/10/05 02:17:47  rogeeff
//  workaround guard rewritten
//
//  Revision 1.10  2004/10/01 10:51:28  rogeeff
//  gcc 2.95 workarounds
//
//  Revision 1.9  2004/07/19 12:25:48  rogeeff
//  guard rename
//  portability fix
//
//  Revision 1.8  2004/06/29 04:32:25  rogeeff
//  no message
//
//  Revision 1.7  2004/06/07 07:33:19  rogeeff
//  amother borland patch
//  detail namespace renamed
//
//  Revision 1.6  2004/06/05 11:02:15  rogeeff
//  std::traits usage reworked
//
//  Revision 1.5  2004/06/01 11:07:53  tknapen
//  port to vacpp version 6
//
//  Revision 1.4  2004/05/27 06:24:28  rogeeff
//  workaround for gcc 2.95 io
//  workaround for cwpro array definition
//
//  Revision 1.3  2004/05/25 11:01:25  rogeeff
//  make npos to have a named type
//
//  Revision 1.2  2004/05/21 06:19:35  rogeeff
//  licence update
//
//  Revision 1.1  2004/05/11 11:00:55  rogeeff
//  basic_cstring introduced and used everywhere
//  class properties reworked
//
// ***************************************************************************

#endif // BASIC_CSTRING_HPP_071894GER