/usr/include/pegtl/internal/plus.hh is in pegtl-dev 1.3.1-1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | // Copyright (c) 2014-2015 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/ColinH/PEGTL/
#ifndef PEGTL_INTERNAL_PLUS_HH
#define PEGTL_INTERNAL_PLUS_HH
#include "seq.hh"
#include "opt.hh"
#include "skip_control.hh"
#include "../analysis/generic.hh"
namespace pegtl
{
namespace internal
{
// While plus<> could easily be implemented with
// seq< Rule, Rules ..., star< Rule, Rules ... > > we
// provide an explicit implementation to optimize away
// the otherwise created input mark.
template< typename Rule, typename ... Rules >
struct plus
{
using analyze_t = analysis::generic< analysis::rule_type::SEQ, Rule, Rules ..., opt< plus > >;
template< apply_mode A, template< typename ... > class Action, template< typename ... > class Control, typename Input, typename ... States >
static bool match( Input & in, States && ... st )
{
return rule_match_three< seq< Rule, Rules ... >, A, Action, Control >::match( in, st ... ) && rule_match_three< star< Rule, Rules ... >, A, Action, Control >::match( in, st ... );
}
};
template< typename Rule, typename ... Rules >
struct skip_control< plus< Rule, Rules ... > > : std::true_type {};
} // internal
} // pegtl
#endif
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