/********************************************************************* * NAN - Native Abstractions for Node.js * * Copyright (c) 2017 NAN contributors * * MIT License ********************************************************************/ #ifndef NAN_PRIVATE_H_ #define NAN_PRIVATE_H_ inline Maybe HasPrivate(v8::Local object, v8::Local key) { HandleScope scope; #if NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::Local context = isolate->GetCurrentContext(); v8::Local private_key = v8::Private::ForApi(isolate, key); return object->HasPrivate(context, private_key); #else return Just(!object->GetHiddenValue(key).IsEmpty()); #endif } inline MaybeLocal GetPrivate(v8::Local object, v8::Local key) { #if NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); v8::Local context = isolate->GetCurrentContext(); v8::Local private_key = v8::Private::ForApi(isolate, key); v8::MaybeLocal v = object->GetPrivate(context, private_key); return scope.Escape(v.ToLocalChecked()); #else EscapableHandleScope scope; v8::Local v = object->GetHiddenValue(key); if (v.IsEmpty()) { v = Undefined(); } return scope.Escape(v); #endif } inline Maybe SetPrivate( v8::Local object, v8::Local key, v8::Local value) { #if NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION HandleScope scope; v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::Local context = isolate->GetCurrentContext(); v8::Local private_key = v8::Private::ForApi(isolate, key); return object->SetPrivate(context, private_key, value); #else return Just(object->SetHiddenValue(key, value)); #endif } inline Maybe DeletePrivate( v8::Local object, v8::Local key) { #if NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION HandleScope scope; v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::Local private_key = v8::Private::ForApi(isolate, key); return object->DeletePrivate(isolate->GetCurrentContext(), private_key); #else return Just(object->DeleteHiddenValue(key)); #endif } #endif // NAN_PRIVATE_H_