593 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			593 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
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								/*=============================================================================
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								    Copyright (c) 2001-2003 Joel de Guzman
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								    http://spirit.sourceforge.net/
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								    Use, modification and distribution is subject to the Boost Software
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								    License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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								    http://www.boost.org/LICENSE_1_0.txt)
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								=============================================================================*/
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								#ifndef BOOST_SPIRIT_CHSET_OPERATORS_IPP
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								#define BOOST_SPIRIT_CHSET_OPERATORS_IPP
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								///////////////////////////////////////////////////////////////////////////////
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								#include <boost/limits.hpp>
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								///////////////////////////////////////////////////////////////////////////////
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								namespace boost { namespace spirit {
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								BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
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								///////////////////////////////////////////////////////////////////////////////
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								//
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								//  chset free operators implementation
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								//
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								///////////////////////////////////////////////////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator|(chset<CharT> const& a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) |= b;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator-(chset<CharT> const& a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) -= b;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator~(chset<CharT> const& a)
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								{
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								    return chset<CharT>(a).inverse();
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator&(chset<CharT> const& a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) &= b;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator^(chset<CharT> const& a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) ^= b;
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								}
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								///////////////////////////////////////////////////////////////////////////////
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								//
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								//  range <--> chset free operators implementation
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								//
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								///////////////////////////////////////////////////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator|(chset<CharT> const& a, range<CharT> const& b)
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								{
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								    chset<CharT> a_(a);
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								    a_.set(b);
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								    return a_;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator&(chset<CharT> const& a, range<CharT> const& b)
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								{
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								    chset<CharT> a_(a);
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								    if(b.first != (std::numeric_limits<CharT>::min)()) {
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								        a_.clear(range<CharT>((std::numeric_limits<CharT>::min)(), b.first - 1));
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								    }
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								    if(b.last != (std::numeric_limits<CharT>::max)()) {
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								        a_.clear(range<CharT>(b.last + 1, (std::numeric_limits<CharT>::max)()));
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								    }
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								    return a_;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator-(chset<CharT> const& a, range<CharT> const& b)
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								{
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								    chset<CharT> a_(a);
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								    a_.clear(b);
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								    return a_;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator^(chset<CharT> const& a, range<CharT> const& b)
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								{
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								    return a ^ chset<CharT>(b);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator|(range<CharT> const& a, chset<CharT> const& b)
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								{
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								    chset<CharT> b_(b);
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								    b_.set(a);
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								    return b_;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator&(range<CharT> const& a, chset<CharT> const& b)
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								{
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								    chset<CharT> b_(b);
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								    if(a.first != (std::numeric_limits<CharT>::min)()) {
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								        b_.clear(range<CharT>((std::numeric_limits<CharT>::min)(), a.first - 1));
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								    }
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								    if(a.last != (std::numeric_limits<CharT>::max)()) {
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								        b_.clear(range<CharT>(a.last + 1, (std::numeric_limits<CharT>::max)()));
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								    }
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								    return b_;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator-(range<CharT> const& a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) - b;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator^(range<CharT> const& a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) ^ b;
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								}
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								///////////////////////////////////////////////////////////////////////////////
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								//
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								//  literal primitives <--> chset free operators implementation
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								//
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								///////////////////////////////////////////////////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator|(chset<CharT> const& a, CharT b)
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								{
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								    return a | chset<CharT>(b);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator&(chset<CharT> const& a, CharT b)
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								{
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								    return a & chset<CharT>(b);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator-(chset<CharT> const& a, CharT b)
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								{
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								    return a - chset<CharT>(b);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator^(chset<CharT> const& a, CharT b)
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								{
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								    return a ^ chset<CharT>(b);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator|(CharT a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) | b;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator&(CharT a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) & b;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator-(CharT a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) - b;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator^(CharT a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a) ^ b;
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								}
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								///////////////////////////////////////////////////////////////////////////////
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								//
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								//  chlit <--> chset free operators implementation
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								//
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								///////////////////////////////////////////////////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator|(chset<CharT> const& a, chlit<CharT> const& b)
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								{
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								    return a | chset<CharT>(b.ch);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator&(chset<CharT> const& a, chlit<CharT> const& b)
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								{
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								    return a & chset<CharT>(b.ch);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator-(chset<CharT> const& a, chlit<CharT> const& b)
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								{
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								    return a - chset<CharT>(b.ch);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator^(chset<CharT> const& a, chlit<CharT> const& b)
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								{
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								    return a ^ chset<CharT>(b.ch);
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator|(chlit<CharT> const& a, chset<CharT> const& b)
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								{
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								    return chset<CharT>(a.ch) | b;
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								}
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator&(chlit<CharT> const& a, chset<CharT> const& b)
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								 | 
							
								{
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								    return chset<CharT>(a.ch) & b;
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								 | 
							
								}
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								 | 
							
								//////////////////////////////////
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| 
								 | 
							
								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>
							 | 
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								inline chset<CharT>
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								operator^(chset<CharT> const& a, nothing_parser)
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								{
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								    return a;
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								}
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								 | 
							
								
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								//////////////////////////////////
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								template <typename CharT>
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								inline chset<CharT>
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								operator|(nothing_parser, chset<CharT> const& b)
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								{
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								    return b;
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								}
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| 
								 | 
							
								
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						||
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								//////////////////////////////////
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								template <typename CharT>
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								 | 
							
								inline chset<CharT>
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						||
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								 | 
							
								operator&(nothing_parser, chset<CharT> const& /*b*/)
							 | 
						||
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								 | 
							
								{
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								    return impl::empty<CharT>();
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								}
							 | 
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| 
								 | 
							
								
							 | 
						||
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								 | 
							
								//////////////////////////////////
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						||
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								 | 
							
								template <typename CharT>
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								 | 
							
								inline chset<CharT>
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						||
| 
								 | 
							
								operator-(nothing_parser, chset<CharT> const& /*b*/)
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    return impl::empty<CharT>();
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						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								//////////////////////////////////
							 | 
						||
| 
								 | 
							
								template <typename CharT>
							 | 
						||
| 
								 | 
							
								inline chset<CharT>
							 | 
						||
| 
								 | 
							
								operator^(nothing_parser, chset<CharT> const& b)
							 | 
						||
| 
								 | 
							
								{
							 | 
						||
| 
								 | 
							
								    return b;
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						||
| 
								 | 
							
								}
							 | 
						||
| 
								 | 
							
								
							 | 
						||
| 
								 | 
							
								///////////////////////////////////////////////////////////////////////////////
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						||
| 
								 | 
							
								BOOST_SPIRIT_CLASSIC_NAMESPACE_END
							 | 
						||
| 
								 | 
							
								
							 | 
						||
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								 | 
							
								}} // namespace boost::spirit
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| 
								 | 
							
								
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								#endif
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