eedb/share/include/tao/json/external/pegtl/internal/rep.hh
2017-02-26 09:32:45 +01:00

54 lines
1.5 KiB
C++

// Copyright (c) 2014-2015 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/ColinH/PEGTL/
#ifndef TAO_CPP_PEGTL_INTERNAL_REP_HH
#define TAO_CPP_PEGTL_INTERNAL_REP_HH
#include "skip_control.hh"
#include "trivial.hh"
#include "rule_conjunction.hh"
#include "../analysis/counted.hh"
namespace tao_json_pegtl
{
namespace internal
{
template< unsigned Num, typename ... Rules > struct rep;
template< unsigned Num, typename ... Rules >
struct skip_control< rep< Num, Rules ... > > : std::true_type {};
template< unsigned Num >
struct rep< Num >
: trivial< true > {};
template< typename Rule, typename ... Rules >
struct rep< 0, Rule, Rules ... >
: trivial< true > {};
template< unsigned Num, typename ... Rules >
struct rep
{
using analyze_t = analysis::counted< analysis::rule_type::SEQ, Num, Rules ... >;
template< apply_mode A, template< typename ... > class Action, template< typename ... > class Control, typename Input, typename ... States >
static bool match( Input & in, States && ... st )
{
auto m = in.mark();
for ( unsigned i = 0; i != Num; ++i ) {
if ( ! rule_conjunction< Rules ... >::template match< A, Action, Control >( in, st ... ) ) {
return false;
}
}
return m( true );
}
};
} // namespace internal
} // namespace tao_json_pegtl
#endif