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