property_descriptor.cc

#include "napi.h"

static napi_value Getter_Core(napi_env env, napi_callback_info info) {
  (void)info;
  napi_value result;
  napi_status status = napi_create_uint32(env, 42, &result);
  NAPI_THROW_IF_FAILED(env, status, nullptr);
  return result;
}

static napi_value Setter_Core(napi_env env, napi_callback_info info) {
  size_t argc = 1;
  napi_value argv;
  napi_status status =
      napi_get_cb_info(env, info, &argc, &argv, nullptr, nullptr);
  NAPI_THROW_IF_FAILED(env, status, nullptr);
  (void)argv;
  return nullptr;
}

static Napi::Value Getter(const Napi::CallbackInfo& info) {
  return Napi::Number::New(info.Env(), 42);
}

static void Setter(const Napi::CallbackInfo& info) {
  (void)info[0];
}

#if NAPI_VERSION > 5
class PropDescBenchmark : public Napi::Addon<PropDescBenchmark> {
 public:
  PropDescBenchmark(Napi::Env, Napi::Object exports) {
    DefineAddon(exports,
                {
                    InstanceAccessor("addon",
                                     &PropDescBenchmark::Getter,
                                     &PropDescBenchmark::Setter,
                                     napi_enumerable),
                    InstanceAccessor<&PropDescBenchmark::Getter,
                                     &PropDescBenchmark::Setter>(
                        "addon_templated", napi_enumerable),
                });
  }

 private:
  Napi::Value Getter(const Napi::CallbackInfo& info) {
    return Napi::Number::New(info.Env(), 42);
  }

  void Setter(const Napi::CallbackInfo& info, const Napi::Value& val) {
    (void)info[0];
    (void)val;
  }
};
#endif  // NAPI_VERSION > 5

static Napi::Object Init(Napi::Env env, Napi::Object exports) {
  napi_status status;
  napi_property_descriptor core_prop = {"core",
                                        nullptr,
                                        nullptr,
                                        Getter_Core,
                                        Setter_Core,
                                        nullptr,
                                        napi_enumerable,
                                        nullptr};

  status = napi_define_properties(env, exports, 1, &core_prop);
  NAPI_THROW_IF_FAILED(env, status, Napi::Object());

  exports.DefineProperty(Napi::PropertyDescriptor::Accessor(
      env, exports, "cplusplus", Getter, Setter, napi_enumerable));

  exports.DefineProperty(Napi::PropertyDescriptor::Accessor<Getter, Setter>(
      "templated", napi_enumerable));

#if NAPI_VERSION > 5
  PropDescBenchmark::Init(env, exports);
#endif  // NAPI_VERSION > 5

  return exports;
}

NODE_API_MODULE(NODE_GYP_MODULE_NAME, Init)