// char_state_machine.hpp
|
// Copyright (c) 2007-2009 Ben Hanson (http://www.benhanson.net/)
|
//
|
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
// file licence_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
#ifndef BOOST_SPIRIT_SUPPORT_DETAIL_LEXER_CONVERSION_CHAR_STATE_MACHINE_HPP
|
#define BOOST_SPIRIT_SUPPORT_DETAIL_LEXER_CONVERSION_CHAR_STATE_MACHINE_HPP
|
|
#include "../consts.hpp"
|
#include <map>
|
#include "../size_t.hpp"
|
#include "../string_token.hpp"
|
#include <vector>
|
|
namespace boost
|
{
|
namespace lexer
|
{
|
namespace detail
|
{
|
template<typename CharT>
|
struct basic_char_state_machine
|
{
|
struct state
|
{
|
typedef basic_string_token<CharT> string_token;
|
typedef std::map<std::size_t, string_token> size_t_string_token_map;
|
typedef std::pair<std::size_t, string_token> size_t_string_token_pair;
|
|
bool _end_state;
|
std::size_t _id;
|
std::size_t _unique_id;
|
std::size_t _state;
|
std::size_t _bol_index;
|
std::size_t _eol_index;
|
size_t_string_token_map _transitions;
|
|
state () :
|
_end_state (false),
|
_id (0),
|
_unique_id (npos),
|
_state (0),
|
_bol_index (npos),
|
_eol_index (npos)
|
{
|
}
|
};
|
|
typedef std::vector<state> state_vector;
|
typedef std::vector<state_vector> state_vector_vector;
|
|
state_vector_vector _sm_vector;
|
|
bool empty () const
|
{
|
return _sm_vector.empty ();
|
}
|
|
void clear ()
|
{
|
_sm_vector.clear ();
|
}
|
|
void swap (basic_char_state_machine &csm_)
|
{
|
_sm_vector.swap (csm_._sm_vector);
|
}
|
};
|
|
typedef basic_char_state_machine<char> char_state_machine;
|
typedef basic_char_state_machine<wchar_t> wchar_state_machine;
|
|
}
|
}
|
}
|
|
#endif
|
