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Contents
// Copyright (c) 2019-2020 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/taocpp/PEGTL/
#ifndef TAO_JSON_PEGTL_CHANGE_ACTION_HPP
#define TAO_JSON_PEGTL_CHANGE_ACTION_HPP
#include <type_traits>
#include "apply_mode.hpp"
#include "config.hpp"
#include "nothing.hpp"
#include "rewind_mode.hpp"
namespace TAO_JSON_PEGTL_NAMESPACE
{
template< template< typename... > class NewAction >
struct change_action
: maybe_nothing
{
template< typename Rule,
apply_mode A,
rewind_mode M,
template< typename... >
class Action,
template< typename... >
class Control,
typename Input,
typename... States >
[[nodiscard]] static bool match( Input& in, States&&... st )
{
static_assert( !std::is_same_v< Action< void >, NewAction< void > >, "old and new action class templates are identical" );
return Control< Rule >::template match< A, M, NewAction, Control >( in, st... );
}
};
} // namespace TAO_JSON_PEGTL_NAMESPACE
#endif
Version data entries
24 entries across 24 versions & 1 rubygems