593 lines
15 KiB
Plaintext
593 lines
15 KiB
Plaintext
/*=============================================================================
|
|
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
|
|
|