nan_define_own_property_helper.h•1.03 kB
/*********************************************************************
* NAN - Native Abstractions for Node.js
*
* Copyright (c) 2018 NAN contributors
*
* MIT License <https://github.com/nodejs/nan/blob/master/LICENSE.md>
********************************************************************/
#ifndef NAN_DEFINE_OWN_PROPERTY_HELPER_H_
#define NAN_DEFINE_OWN_PROPERTY_HELPER_H_
namespace imp {
inline Maybe<bool> DefineOwnPropertyHelper(
v8::PropertyAttribute current
, v8::Handle<v8::Object> obj
, v8::Handle<v8::String> key
, v8::Handle<v8::Value> value
, v8::PropertyAttribute attribs = v8::None) {
return !(current & v8::DontDelete) || // configurable OR
(!(current & v8::ReadOnly) && // writable AND
!((attribs ^ current) & ~v8::ReadOnly)) // same excluding RO
? Just<bool>(obj->ForceSet(key, value, attribs))
: Nothing<bool>();
}
} // end of namespace imp
#endif // NAN_DEFINE_OWN_PROPERTY_HELPER_H_