geode/codegen/Broma/PEGTL-3.2.7/include/tao/pegtl/internal/sor.hpp
2022-07-30 19:24:03 +03:00

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// Copyright (c) 2014-2022 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/taocpp/PEGTL/
#ifndef TAO_PEGTL_INTERNAL_SOR_HPP
#define TAO_PEGTL_INTERNAL_SOR_HPP
#include <utility>
#include "../config.hpp"
#include "enable_control.hpp"
#include "failure.hpp"
#include "../apply_mode.hpp"
#include "../rewind_mode.hpp"
#include "../type_list.hpp"
namespace TAO_PEGTL_NAMESPACE::internal
{
template< typename... Rules >
struct sor;
template<>
struct sor<>
: failure
{};
template< typename... Rules >
struct sor
{
using rule_t = sor;
using subs_t = type_list< Rules... >;
template< apply_mode A,
rewind_mode M,
template< typename... >
class Action,
template< typename... >
class Control,
std::size_t... Indices,
typename ParseInput,
typename... States >
[[nodiscard]] static bool match( std::index_sequence< Indices... > /*unused*/, ParseInput& in, States&&... st )
{
return ( Control< Rules >::template match< A, ( ( Indices == ( sizeof...( Rules ) - 1 ) ) ? M : rewind_mode::required ), Action, Control >( in, st... ) || ... );
}
template< apply_mode A,
rewind_mode M,
template< typename... >
class Action,
template< typename... >
class Control,
typename ParseInput,
typename... States >
[[nodiscard]] static bool match( ParseInput& in, States&&... st )
{
return match< A, M, Action, Control >( std::index_sequence_for< Rules... >(), in, st... );
}
};
template< typename... Rules >
inline constexpr bool enable_control< sor< Rules... > > = false;
} // namespace TAO_PEGTL_NAMESPACE::internal
#endif