Chris@16: /*=============================================================================
Chris@16:     Copyright (c) 2001-2003 Joel de Guzman
Chris@16:     Copyright (c) 2001-2003 Daniel Nuffer
Chris@16:     http://spirit.sourceforge.net/
Chris@16: 
Chris@16:     Use, modification and distribution is subject to the Boost Software
Chris@16:     License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16:     http://www.boost.org/LICENSE_1_0.txt)
Chris@16: =============================================================================*/
Chris@16: #ifndef BOOST_SPIRIT_CHSET_IPP
Chris@16: #define BOOST_SPIRIT_CHSET_IPP
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: #include <boost/limits.hpp>
Chris@16: #include <boost/spirit/home/classic/utility/chset.hpp>
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: namespace boost { namespace spirit {
Chris@16: 
Chris@16: BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: //
Chris@16: //  chset class
Chris@16: //
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: namespace utility { namespace impl {
Chris@16:     template <typename CharT>
Chris@16:     inline void
Chris@16:     detach(boost::shared_ptr<basic_chset<CharT> >& ptr)
Chris@16:     {
Chris@16:         if (!ptr.unique())
Chris@16:             ptr = boost::shared_ptr<basic_chset<CharT> >
Chris@16:                 (new basic_chset<CharT>(*ptr));
Chris@16:     }
Chris@16: 
Chris@16:     template <typename CharT>
Chris@16:     inline void
Chris@16:     detach_clear(boost::shared_ptr<basic_chset<CharT> >& ptr)
Chris@16:     {
Chris@16:         if (ptr.unique())
Chris@16:             ptr->clear();
Chris@16:         else
Chris@16:             ptr.reset(new basic_chset<CharT>());
Chris@16:     }
Chris@16: 
Chris@16:     template <typename CharT, typename CharT2>
Chris@16:     void construct_chset(boost::shared_ptr<basic_chset<CharT> >& ptr,
Chris@16:             CharT2 const* definition)
Chris@16:     {
Chris@16:         CharT2 ch = *definition++;
Chris@16:         while (ch)
Chris@16:         {
Chris@16:             CharT2 next = *definition++;
Chris@16:             if (next == '-')
Chris@16:             {
Chris@16:                 next = *definition++;
Chris@16:                 if (next == 0)
Chris@16:                 {
Chris@16:                     ptr->set(ch);
Chris@16:                     ptr->set('-');
Chris@16:                     break;
Chris@16:                 }
Chris@16:                 ptr->set(ch, next);
Chris@16:             }
Chris@16:             else
Chris@16:             {
Chris@16:                 ptr->set(ch);
Chris@16:             }
Chris@16:             ch = next;
Chris@16:         }
Chris@16:     }
Chris@16: 
Chris@16: }} // namespace utility::impl
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset()
Chris@16: : ptr(new basic_chset<CharT>()) {}
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset(chset const& arg_)
Chris@16: : ptr(new basic_chset<CharT>(*arg_.ptr)) {}
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset(CharT arg_)
Chris@16: : ptr(new basic_chset<CharT>())
Chris@16: { ptr->set(arg_); }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset(anychar_parser /*arg*/)
Chris@16: : ptr(new basic_chset<CharT>())
Chris@16: {
Chris@16:     ptr->set(
Chris@16:         (std::numeric_limits<CharT>::min)(),
Chris@16:         (std::numeric_limits<CharT>::max)()
Chris@16:     );
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset(nothing_parser arg_)
Chris@16: : ptr(new basic_chset<CharT>()) {}
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset(chlit<CharT> const& arg_)
Chris@16: : ptr(new basic_chset<CharT>())
Chris@16: { ptr->set(arg_.ch); }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset(range<CharT> const& arg_)
Chris@16: : ptr(new basic_chset<CharT>())
Chris@16: { ptr->set(arg_.first, arg_.last); }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset(negated_char_parser<chlit<CharT> > const& arg_)
Chris@16: : ptr(new basic_chset<CharT>())
Chris@16: {
Chris@16:     set(arg_);
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::chset(negated_char_parser<range<CharT> > const& arg_)
Chris@16: : ptr(new basic_chset<CharT>())
Chris@16: {
Chris@16:     set(arg_);
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>::~chset() {}
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator=(chset const& rhs)
Chris@16: {
Chris@16:     ptr = rhs.ptr;
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator=(CharT rhs)
Chris@16: {
Chris@16:     utility::impl::detach_clear(ptr);
Chris@16:     ptr->set(rhs);
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator=(anychar_parser rhs)
Chris@16: {
Chris@16:     utility::impl::detach_clear(ptr);
Chris@16:     ptr->set(
Chris@16:         (std::numeric_limits<CharT>::min)(),
Chris@16:         (std::numeric_limits<CharT>::max)()
Chris@16:     );
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator=(nothing_parser rhs)
Chris@16: {
Chris@16:     utility::impl::detach_clear(ptr);
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator=(chlit<CharT> const& rhs)
Chris@16: {
Chris@16:     utility::impl::detach_clear(ptr);
Chris@16:     ptr->set(rhs.ch);
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator=(range<CharT> const& rhs)
Chris@16: {
Chris@16:     utility::impl::detach_clear(ptr);
Chris@16:     ptr->set(rhs.first, rhs.last);
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator=(negated_char_parser<chlit<CharT> > const& rhs)
Chris@16: {
Chris@16:     utility::impl::detach_clear(ptr);
Chris@16:     set(rhs);
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator=(negated_char_parser<range<CharT> > const& rhs)
Chris@16: {
Chris@16:     utility::impl::detach_clear(ptr);
Chris@16:     set(rhs);
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline void
Chris@16: chset<CharT>::set(range<CharT> const& arg_)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     ptr->set(arg_.first, arg_.last);
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline void
Chris@16: chset<CharT>::set(negated_char_parser<chlit<CharT> > const& arg_)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     
Chris@16:     if(arg_.positive.ch != (std::numeric_limits<CharT>::min)()) {
Chris@16:         ptr->set((std::numeric_limits<CharT>::min)(), arg_.positive.ch - 1);
Chris@16:     }
Chris@16:     if(arg_.positive.ch != (std::numeric_limits<CharT>::max)()) {
Chris@16:         ptr->set(arg_.positive.ch + 1, (std::numeric_limits<CharT>::max)());
Chris@16:     }
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline void
Chris@16: chset<CharT>::set(negated_char_parser<range<CharT> > const& arg_)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     
Chris@16:     if(arg_.positive.first != (std::numeric_limits<CharT>::min)()) {
Chris@16:         ptr->set((std::numeric_limits<CharT>::min)(), arg_.positive.first - 1);
Chris@16:     }
Chris@16:     if(arg_.positive.last != (std::numeric_limits<CharT>::max)()) {
Chris@16:         ptr->set(arg_.positive.last + 1, (std::numeric_limits<CharT>::max)());
Chris@16:     }
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline void
Chris@16: chset<CharT>::clear(range<CharT> const& arg_)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     ptr->clear(arg_.first, arg_.last);
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline void
Chris@16: chset<CharT>::clear(negated_char_parser<range<CharT> > const& arg_)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16: 
Chris@16:     if(arg_.positive.first != (std::numeric_limits<CharT>::min)()) {
Chris@16:         ptr->clear((std::numeric_limits<CharT>::min)(), arg_.positive.first - 1);
Chris@16:     }
Chris@16:     if(arg_.positive.last != (std::numeric_limits<CharT>::max)()) {
Chris@16:         ptr->clear(arg_.positive.last + 1, (std::numeric_limits<CharT>::max)());
Chris@16:     }
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline bool
Chris@16: chset<CharT>::test(CharT ch) const
Chris@16: { return ptr->test(ch); }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::inverse()
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     ptr->inverse();
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline void
Chris@16: chset<CharT>::swap(chset& x)
Chris@16: { ptr.swap(x.ptr); }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator|=(chset const& x)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     *ptr |= *x.ptr;
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator&=(chset const& x)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     *ptr &= *x.ptr;
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator-=(chset const& x)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     *ptr -= *x.ptr;
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: template <typename CharT>
Chris@16: inline chset<CharT>&
Chris@16: chset<CharT>::operator^=(chset const& x)
Chris@16: {
Chris@16:     utility::impl::detach(ptr);
Chris@16:     *ptr ^= *x.ptr;
Chris@16:     return *this;
Chris@16: }
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: BOOST_SPIRIT_CLASSIC_NAMESPACE_END
Chris@16: 
Chris@16: }} // namespace boost::spirit
Chris@16: 
Chris@16: #endif
Chris@16: