extern "C" void NSMain(const v8::FunctionCallbackInfo<v8::Value>& args)
{
auto isolate = args.GetIsolate();
auto len = args.Length();
if (len != 5)
{
auto errMsg = v8::String::NewFromUtf8(isolate, "Wrong number of arguments (expected 5)");
auto err = v8::Exception::Error(errMsg);
isolate->ThrowException(err);
return;
}
auto exports = args[1].As<v8::Object>();
auto ft = v8::FunctionTemplate::New(isolate, AddFuncCallback);
auto ctx = isolate->GetCurrentContext();
auto maybeFunc = ft->GetFunction(ctx);
if (maybeFunc.IsEmpty())
{
auto errMsg = v8::String::NewFromUtf8(isolate, "Cannot create 'add' function");
auto err = v8::Exception::Error(errMsg);
isolate->ThrowException(err);
return;
}
auto func = maybeFunc.ToLocalChecked();
auto propName = v8::String::NewFromUtf8(isolate, "add");
auto result = exports->Set(ctx, propName, func);
}
inline v8::Local<v8::Object> node::Function::construct(v8::Isolate* isolate, const v8::Local<v8::Function> &function, size_t argc, const v8::Local<v8::Value> arguments[]) {
Nan::TryCatch trycatch;
auto result = Nan::NewInstance(function, (int)argc, const_cast<v8::Local<v8::Value>*>(arguments));
if (trycatch.HasCaught()) {
throw node::Exception(isolate, trycatch.Exception());
}
return result.ToLocalChecked();
}
inline v8::Local<v8::Value> node::Function::call(v8::Isolate* isolate, const v8::Local<v8::Function> &function, const v8::Local<v8::Object> &this_object, size_t argc, const v8::Local<v8::Value> arguments[]) {
Nan::TryCatch trycatch;
auto recv = this_object.IsEmpty() ? isolate->GetCurrentContext()->Global() : this_object;
auto result = Nan::Call(function, recv, (int)argc, const_cast<v8::Local<v8::Value>*>(arguments));
if (trycatch.HasCaught()) {
throw node::Exception(isolate, trycatch.Exception());
}
return result.ToLocalChecked();
}
Local<Value> valToString(MDB_val &data) {
auto resource = new CustomExternalStringResource(&data);
auto str = Nan::New<v8::String>(resource);
return str.ToLocalChecked();
}
