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

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// Copyright (c) 2016-2022 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/taocpp/PEGTL/
#ifndef TAO_PEGTL_INTERNAL_REQUIRE_HPP
#define TAO_PEGTL_INTERNAL_REQUIRE_HPP
#include "../config.hpp"
#include "enable_control.hpp"
#include "success.hpp"
#include "../type_list.hpp"
namespace TAO_PEGTL_NAMESPACE::internal
{
template< unsigned Amount >
struct require;
template<>
struct require< 0 >
: success
{};
template< unsigned Amount >
struct require
{
using rule_t = require;
using subs_t = empty_list;
template< typename ParseInput >
[[nodiscard]] static bool match( ParseInput& in ) noexcept( noexcept( in.size( 0 ) ) )
{
return in.size( Amount ) >= Amount;
}
};
template< unsigned Amount >
inline constexpr bool enable_control< require< Amount > > = false;
} // namespace TAO_PEGTL_NAMESPACE::internal
#endif