typename parser_result<self_t, ScannerT>::type
parse(ScannerT const &scan) const
{
typedef typename parser_result<self_t, ScannerT>::type
result_t;
typedef typename parser_result<parser_t, ScannerT>::type
body_result_t;
typename ScannerT::iterator_t save(scan.first);
std::size_t length = 0;
int eval_length = 0;
this->init();
while ((eval_length = this->evaluate(scan))>=0)
{
length += eval_length;
body_result_t tmp(this->subject().parse(scan));
if (tmp)
{
length+=tmp.length();
}
else
{
return scan.no_match();
}
this->step();
}
boost::spirit::nil_t attr;
return scan.create_match
(length, attr, save, scan.first);
}
typename ScannerT::match_t parse(ScannerT& scan) const
{
if(scan.at_end(scan))
{
return scan.no_match();
}
typename ScannerT::iter_t const tmp(scan.first);
typedef typename ScannerT::match_t match_t;
if(tester.test(*scan))
{
scan.advance();
return scan.create_match();
}
scan.first = tmp;
return scan.no_match();
}
typename ScannerT::match_t parse(ScannerT& scan) const
{
if(scan.at_end(scan))
{
return scan.no_match();
}
typename ScannerT::iter_t tmp(scan.first);
typedef typename ScannerT::match_t match_t;
if(match_t ma = this->left().parse(scan))
{
if(match_t mb = this->right().parse(scan))
{
scan.concat_match(ma, mb);
return ma;
}
}
scan.first = tmp;
return scan.no_match();
}
typename cl::parser_result<quickbook_range, ScannerT>::type
parse(ScannerT const& scan) const
{
return in_range() ? scan.empty_match() : scan.no_match();
}
