Minh Nguyen / ArduinoJson

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src/ArduinoJson/Misc/Visitable.hpp

Committer:
khaiminhvn
Date:
2021-03-19
Revision:
0:18ba3960b5dd

File content as of revision 0:18ba3960b5dd:

// ArduinoJson - arduinojson.org
// Copyright Benoit Blanchon 2014-2021
// MIT License

#pragma once

#include <ArduinoJson/Polyfills/type_traits.hpp>

namespace ARDUINOJSON_NAMESPACE {

template <typename TResult>
struct Visitor {
  typedef TResult result_type;
};

struct Visitable {
  // template<Visitor>
  // void accept(Visitor&) const;
};

template <typename T>
struct IsVisitable : is_base_of<Visitable, T> {};

template <typename T>
struct IsVisitable<T&> : IsVisitable<T> {};
}  // namespace ARDUINOJSON_NAMESPACE