struct Parser: grammar<std::string::const_iterator, boost::spirit::ascii::space_type>
{
public:
  Parser(ConditionTree& a_lTree):
    Parser::base_type(limit_expression),
    m_lTree(a_lTree)
  {
    using boost::spirit::qi::uint_;

    using boost::spirit::qi::_1;
    using boost::spirit::qi::_2;

    limit_expression = limit_days_operator | limit_hours_operator | limit_minutes_operator ;

    limit_days_operator = ( string("limit") > uint_ > string("days") )[ phoenix::bind( &ConditionTree::AddDaysLimitOperator, m_lTree, _2) ]  ;
    limit_hours_operator = ( string("limit") > uint_ > string("hours") )[ phoenix::bind( &ConditionTree::AddHoursLimitOperator, m_lTree, _2) ]  ;
    limit_minutes_operator = ( string("limit") > uint_ > string("minutes") )[ phoenix::bind( &ConditionTree::AddMinutesLimitOperator, m_lTree, _2) ] ;

    BOOST_SPIRIT_DEBUG_NODE(limit_expression);

    BOOST_SPIRIT_DEBUG_NODE(limit_days_operator);
    BOOST_SPIRIT_DEBUG_NODE(limit_hours_operator);
    BOOST_SPIRIT_DEBUG_NODE(limit_minutes_operator);
  }

  rule<Iterator, space_type> limit_expression;
  rule<Iterator, space_type> limit_days_operator;
  rule<Iterator, space_type> limit_hours_operator;
  rule<Iterator, space_type> limit_minutes_operator;

  ConditionTree& m_lTree;
}


void main()
{

  ConditionTree oTree;

  Parser parser(oTree);

  std::string strTest("limit5minutes");

  std::string::const_iterator it_begin(strTest.begin());
  std::string::const_iterator it_end(strTest.end());

  bool result = phrase_parse(it_begin, it_end, parser, space);
}