nan_private.h
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/*********************************************************************
* NAN - Native Abstractions for Node.js
*
* Copyright (c) 2017 NAN contributors
*
* MIT License <https://github.com/nodejs/nan/blob/master/LICENSE.md>
********************************************************************/
#ifndef NAN_PRIVATE_H_
#define NAN_PRIVATE_H_
inline Maybe<bool>
HasPrivate(v8::Local<v8::Object> object, v8::Local<v8::String> key) {
HandleScope scope;
#if NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION
v8::Isolate *isolate = v8::Isolate::GetCurrent();
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::Local<v8::Private> private_key = v8::Private::ForApi(isolate, key);
return object->HasPrivate(context, private_key);
#else
return Just(!object->GetHiddenValue(key).IsEmpty());
#endif
}
inline MaybeLocal<v8::Value>
GetPrivate(v8::Local<v8::Object> object, v8::Local<v8::String> key) {
#if NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION
v8::Isolate *isolate = v8::Isolate::GetCurrent();
v8::EscapableHandleScope scope(isolate);
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::Local<v8::Private> private_key = v8::Private::ForApi(isolate, key);
v8::MaybeLocal<v8::Value> v = object->GetPrivate(context, private_key);
return scope.Escape(v.ToLocalChecked());
#else
EscapableHandleScope scope;
v8::Local<v8::Value> v = object->GetHiddenValue(key);
if (v.IsEmpty()) {
v = Undefined();
}
return scope.Escape(v);
#endif
}
inline Maybe<bool> SetPrivate(
v8::Local<v8::Object> object,
v8::Local<v8::String> key,
v8::Local<v8::Value> value) {
#if NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION
HandleScope scope;
v8::Isolate *isolate = v8::Isolate::GetCurrent();
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::Local<v8::Private> private_key = v8::Private::ForApi(isolate, key);
return object->SetPrivate(context, private_key, value);
#else
return Just(object->SetHiddenValue(key, value));
#endif
}
inline Maybe<bool> DeletePrivate(
v8::Local<v8::Object> object,
v8::Local<v8::String> key) {
#if NODE_MODULE_VERSION >= NODE_6_0_MODULE_VERSION
HandleScope scope;
v8::Isolate *isolate = v8::Isolate::GetCurrent();
v8::Local<v8::Private> 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_