js_proxy_function_object.hpp

// Copyright (c) 2000-2023 TeamDev Ltd. All rights reserved.
// TeamDev PROPRIETARY and CONFIDENTIAL.
// Use is subject to license terms
 
#ifndef MOLYBDEN_JS_PROXY_FUNCTION_HPP
#define MOLYBDEN_JS_PROXY_FUNCTION_HPP
 
#include <functional>
 
#include "molybden/js/js_accessible.hpp"
 
namespace molybden {
namespace internal {
 
// Non-template base class is required for the internal runtime type
// identification during conversion.
class JsProxyFunctionObjectBase
    : public JsAccessible<JsProxyFunctionObjectBase> {
 public:
  static constexpr char kInvokeMethodName[] = "Invoke";
};
 
template <class R, class... T>
class JsProxyFunctionObject : public JsProxyFunctionObjectBase {
 public:
  explicit JsProxyFunctionObject(std::function<R(T...)> function)
      : callback_(std::move(function)) {}
 
  R Invoke(T... args) { return callback_(args...); }
 
 private:
  std::function<R(T...)> callback_;
 
 private:
  JS_ACCESSIBLE_METHOD(Invoke);
};
 
}  // namespace internal
}  // namespace molybden
 
#endif  // MOLYBDEN_JS_PROXY_FUNCTION_HPP