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- /*=============================================================================
- Copyright (c) 2001-2003 Joel de Guzman
- http://spirit.sourceforge.net/
- 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)
- =============================================================================*/
- #ifndef BOOST_SPIRIT_CHSET_OPERATORS_IPP
- #define BOOST_SPIRIT_CHSET_OPERATORS_IPP
- ///////////////////////////////////////////////////////////////////////////////
- #include <boost/limits.hpp>
- ///////////////////////////////////////////////////////////////////////////////
- namespace boost { namespace spirit {
- BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
- ///////////////////////////////////////////////////////////////////////////////
- //
- // chset free operators implementation
- //
- ///////////////////////////////////////////////////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chset<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) |= b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chset<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) -= b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator~(chset<CharT> const& a)
- {
- return chset<CharT>(a).inverse();
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chset<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) &= b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chset<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) ^= b;
- }
- ///////////////////////////////////////////////////////////////////////////////
- //
- // range <--> chset free operators implementation
- //
- ///////////////////////////////////////////////////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chset<CharT> const& a, range<CharT> const& b)
- {
- chset<CharT> a_(a);
- a_.set(b);
- return a_;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chset<CharT> const& a, range<CharT> const& b)
- {
- chset<CharT> a_(a);
- if(b.first != (std::numeric_limits<CharT>::min)()) {
- a_.clear(range<CharT>((std::numeric_limits<CharT>::min)(), b.first - 1));
- }
- if(b.last != (std::numeric_limits<CharT>::max)()) {
- a_.clear(range<CharT>(b.last + 1, (std::numeric_limits<CharT>::max)()));
- }
- return a_;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chset<CharT> const& a, range<CharT> const& b)
- {
- chset<CharT> a_(a);
- a_.clear(b);
- return a_;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chset<CharT> const& a, range<CharT> const& b)
- {
- return a ^ chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(range<CharT> const& a, chset<CharT> const& b)
- {
- chset<CharT> b_(b);
- b_.set(a);
- return b_;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(range<CharT> const& a, chset<CharT> const& b)
- {
- chset<CharT> b_(b);
- if(a.first != (std::numeric_limits<CharT>::min)()) {
- b_.clear(range<CharT>((std::numeric_limits<CharT>::min)(), a.first - 1));
- }
- if(a.last != (std::numeric_limits<CharT>::max)()) {
- b_.clear(range<CharT>(a.last + 1, (std::numeric_limits<CharT>::max)()));
- }
- return b_;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(range<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) - b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(range<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) ^ b;
- }
- ///////////////////////////////////////////////////////////////////////////////
- //
- // literal primitives <--> chset free operators implementation
- //
- ///////////////////////////////////////////////////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chset<CharT> const& a, CharT b)
- {
- return a | chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chset<CharT> const& a, CharT b)
- {
- return a & chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chset<CharT> const& a, CharT b)
- {
- return a - chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chset<CharT> const& a, CharT b)
- {
- return a ^ chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(CharT a, chset<CharT> const& b)
- {
- return chset<CharT>(a) | b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(CharT a, chset<CharT> const& b)
- {
- return chset<CharT>(a) & b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(CharT a, chset<CharT> const& b)
- {
- return chset<CharT>(a) - b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(CharT a, chset<CharT> const& b)
- {
- return chset<CharT>(a) ^ b;
- }
- ///////////////////////////////////////////////////////////////////////////////
- //
- // chlit <--> chset free operators implementation
- //
- ///////////////////////////////////////////////////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chset<CharT> const& a, chlit<CharT> const& b)
- {
- return a | chset<CharT>(b.ch);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chset<CharT> const& a, chlit<CharT> const& b)
- {
- return a & chset<CharT>(b.ch);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chset<CharT> const& a, chlit<CharT> const& b)
- {
- return a - chset<CharT>(b.ch);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chset<CharT> const& a, chlit<CharT> const& b)
- {
- return a ^ chset<CharT>(b.ch);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chlit<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a.ch) | b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chlit<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a.ch) & b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chlit<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a.ch) - b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chlit<CharT> const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a.ch) ^ b;
- }
- ///////////////////////////////////////////////////////////////////////////////
- //
- // negated_char_parser<range> <--> chset free operators implementation
- //
- ///////////////////////////////////////////////////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chset<CharT> const& a, negated_char_parser<range<CharT> > const& b)
- {
- return a | chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chset<CharT> const& a, negated_char_parser<range<CharT> > const& b)
- {
- return a & chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chset<CharT> const& a, negated_char_parser<range<CharT> > const& b)
- {
- return a - chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chset<CharT> const& a, negated_char_parser<range<CharT> > const& b)
- {
- return a ^ chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(negated_char_parser<range<CharT> > const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) | b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(negated_char_parser<range<CharT> > const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) & b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(negated_char_parser<range<CharT> > const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) - b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(negated_char_parser<range<CharT> > const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) ^ b;
- }
- ///////////////////////////////////////////////////////////////////////////////
- //
- // negated_char_parser<chlit> <--> chset free operators implementation
- //
- ///////////////////////////////////////////////////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chset<CharT> const& a, negated_char_parser<chlit<CharT> > const& b)
- {
- return a | chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chset<CharT> const& a, negated_char_parser<chlit<CharT> > const& b)
- {
- return a & chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chset<CharT> const& a, negated_char_parser<chlit<CharT> > const& b)
- {
- return a - chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chset<CharT> const& a, negated_char_parser<chlit<CharT> > const& b)
- {
- return a ^ chset<CharT>(b);
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(negated_char_parser<chlit<CharT> > const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) | b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(negated_char_parser<chlit<CharT> > const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) & b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(negated_char_parser<chlit<CharT> > const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) - b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(negated_char_parser<chlit<CharT> > const& a, chset<CharT> const& b)
- {
- return chset<CharT>(a) ^ b;
- }
- ///////////////////////////////////////////////////////////////////////////////
- //
- // anychar_parser <--> chset free operators
- //
- // Where a is chset and b is a anychar_parser, and vice-versa, implements:
- //
- // a | b, a & b, a - b, a ^ b
- //
- ///////////////////////////////////////////////////////////////////////////////
- namespace impl {
- template <typename CharT>
- inline BOOST_SPIRIT_CLASSIC_NS::range<CharT> const&
- full()
- {
- static BOOST_SPIRIT_CLASSIC_NS::range<CharT> full_(
- (std::numeric_limits<CharT>::min)(),
- (std::numeric_limits<CharT>::max)());
- return full_;
- }
- template <typename CharT>
- inline BOOST_SPIRIT_CLASSIC_NS::range<CharT> const&
- empty()
- {
- static BOOST_SPIRIT_CLASSIC_NS::range<CharT> empty_;
- return empty_;
- }
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chset<CharT> const&, anychar_parser)
- {
- return chset<CharT>(impl::full<CharT>());
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chset<CharT> const& a, anychar_parser)
- {
- return a;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chset<CharT> const&, anychar_parser)
- {
- return chset<CharT>();
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chset<CharT> const& a, anychar_parser)
- {
- return ~a;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(anychar_parser, chset<CharT> const& /*b*/)
- {
- return chset<CharT>(impl::full<CharT>());
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(anychar_parser, chset<CharT> const& b)
- {
- return b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(anychar_parser, chset<CharT> const& b)
- {
- return ~b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(anychar_parser, chset<CharT> const& b)
- {
- return ~b;
- }
- ///////////////////////////////////////////////////////////////////////////////
- //
- // nothing_parser <--> chset free operators implementation
- //
- ///////////////////////////////////////////////////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(chset<CharT> const& a, nothing_parser)
- {
- return a;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(chset<CharT> const& /*a*/, nothing_parser)
- {
- return impl::empty<CharT>();
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(chset<CharT> const& a, nothing_parser)
- {
- return a;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(chset<CharT> const& a, nothing_parser)
- {
- return a;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator|(nothing_parser, chset<CharT> const& b)
- {
- return b;
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator&(nothing_parser, chset<CharT> const& /*b*/)
- {
- return impl::empty<CharT>();
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator-(nothing_parser, chset<CharT> const& /*b*/)
- {
- return impl::empty<CharT>();
- }
- //////////////////////////////////
- template <typename CharT>
- inline chset<CharT>
- operator^(nothing_parser, chset<CharT> const& b)
- {
- return b;
- }
- ///////////////////////////////////////////////////////////////////////////////
- BOOST_SPIRIT_CLASSIC_NAMESPACE_END
- }} // namespace boost::spirit
- #endif
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