Class FunctionReference

napi.h:1845–1887

};

class FunctionReference : public Reference<Function> {
 public:
  FunctionReference();
  FunctionReference(napi_env env, napi_ref ref);

  // A reference can be moved but cannot be copied.
  FunctionReference(Reference<Function>&& other);
  FunctionReference& operator=(Reference<Function>&& other);
  FunctionReference(FunctionReference&& other);
  FunctionReference& operator=(FunctionReference&& other);
  NAPI_DISALLOW_ASSIGN_COPY(FunctionReference)

  MaybeOrValue<Napi::Value> operator()(
      const std::initializer_list<napi_value>& args) const;

  MaybeOrValue<Napi::Value> Call(
      const std::initializer_list<napi_value>& args) const;
  MaybeOrValue<Napi::Value> Call(const std::vector<napi_value>& args) const;
  MaybeOrValue<Napi::Value> Call(
      napi_value recv, const std::initializer_list<napi_value>& args) const;
  MaybeOrValue<Napi::Value> Call(napi_value recv,
                                 const std::vector<napi_value>& args) const;
  MaybeOrValue<Napi::Value> Call(napi_value recv,
                                 size_t argc,
                                 const napi_value* args) const;

  MaybeOrValue<Napi::Value> MakeCallback(
      napi_value recv,
      const std::initializer_list<napi_value>& args,
      napi_async_context context = nullptr) const;
  MaybeOrValue<Napi::Value> MakeCallback(
      napi_value recv,
      const std::vector<napi_value>& args,
      napi_async_context context = nullptr) const;
  MaybeOrValue<Napi::Value> MakeCallback(
      napi_value recv,
      size_t argc,
      const napi_value* args,
      napi_async_context context = nullptr) const;

  MaybeOrValue<Object> New(const std::initializer_list<napi_value>& args) const;
  MaybeOrValue<Object> New(const std::vector<napi_value>& args) const;
};

// Shortcuts to creating a new reference with inferred type and refcount = 0.
template <typename T>