kicad/thirdparty/pegtl/pegtl/internal/apply0.hpp

53 lines
1.4 KiB
C++

// Copyright (c) 2017-2021 Dr. Colin Hirsch and Daniel Frey
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt)
#ifndef TAO_PEGTL_INTERNAL_APPLY0_HPP
#define TAO_PEGTL_INTERNAL_APPLY0_HPP
#include "../config.hpp"
#include "apply0_single.hpp"
#include "enable_control.hpp"
#include "../apply_mode.hpp"
#include "../rewind_mode.hpp"
#include "../type_list.hpp"
namespace TAO_PEGTL_NAMESPACE::internal
{
template< typename... Actions >
struct apply0
{
using rule_t = apply0;
using subs_t = empty_list;
template< apply_mode A,
rewind_mode M,
template< typename... >
class Action,
template< typename... >
class Control,
typename ParseInput,
typename... States >
[[nodiscard]] static bool match( ParseInput& /*unused*/, [[maybe_unused]] States&&... st )
{
if constexpr( A == apply_mode::action ) {
return ( apply0_single< Actions >::match( st... ) && ... );
}
else {
#if defined( _MSC_VER )
( (void)st, ... );
#endif
return true;
}
}
};
template< typename... Actions >
inline constexpr bool enable_control< apply0< Actions... > > = false;
} // namespace TAO_PEGTL_NAMESPACE::internal
#endif