Edit File: nan_maybe_43_inl.h
/********************************************************************* * NAN - Native Abstractions for Node.js * * Copyright (c) 2018 NAN contributors * * MIT License <https://github.com/nodejs/nan/blob/master/LICENSE.md> ********************************************************************/ #ifndef NAN_MAYBE_43_INL_H_ #define NAN_MAYBE_43_INL_H_ template<typename T> using MaybeLocal = v8::MaybeLocal<T>; inline MaybeLocal<v8::String> ToDetailString(v8::Local<v8::Value> val) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(val->ToDetailString(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::String>())); } inline MaybeLocal<v8::Uint32> ToArrayIndex(v8::Local<v8::Value> val) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(val->ToArrayIndex(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::Uint32>())); } inline Maybe<bool> Equals(v8::Local<v8::Value> a, v8::Local<v8::Value>(b)) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return a->Equals(isolate->GetCurrentContext(), b); } inline MaybeLocal<v8::Object> NewInstance(v8::Local<v8::Function> h) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(h->NewInstance(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::Object>())); } inline MaybeLocal<v8::Object> NewInstance( v8::Local<v8::Function> h , int argc , v8::Local<v8::Value> argv[]) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(h->NewInstance(isolate->GetCurrentContext(), argc, argv) .FromMaybe(v8::Local<v8::Object>())); } inline MaybeLocal<v8::Object> NewInstance(v8::Local<v8::ObjectTemplate> h) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(h->NewInstance(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::Object>())); } inline MaybeLocal<v8::Function> GetFunction( v8::Local<v8::FunctionTemplate> t) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(t->GetFunction(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::Function>())); } inline Maybe<bool> Set( v8::Local<v8::Object> obj , v8::Local<v8::Value> key , v8::Local<v8::Value> value) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->Set(isolate->GetCurrentContext(), key, value); } inline Maybe<bool> Set( v8::Local<v8::Object> obj , uint32_t index , v8::Local<v8::Value> value) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->Set(isolate->GetCurrentContext(), index, value); } #if NODE_MODULE_VERSION < NODE_4_0_MODULE_VERSION #include "nan_define_own_property_helper.h" // NOLINT(build/include) #endif inline Maybe<bool> DefineOwnProperty( v8::Local<v8::Object> obj , v8::Local<v8::String> key , v8::Local<v8::Value> value , v8::PropertyAttribute attribs = v8::None) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); #if NODE_MODULE_VERSION >= NODE_4_0_MODULE_VERSION return obj->DefineOwnProperty(isolate->GetCurrentContext(), key, value, attribs); #else Maybe<v8::PropertyAttribute> maybeCurrent = obj->GetPropertyAttributes(isolate->GetCurrentContext(), key); if (maybeCurrent.IsNothing()) { return Nothing<bool>(); } v8::PropertyAttribute current = maybeCurrent.FromJust(); return imp::DefineOwnPropertyHelper(current, obj, key, value, attribs); #endif } NAN_DEPRECATED inline Maybe<bool> ForceSet( v8::Local<v8::Object> obj , v8::Local<v8::Value> key , v8::Local<v8::Value> value , v8::PropertyAttribute attribs = v8::None) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); #if NODE_MODULE_VERSION >= NODE_9_0_MODULE_VERSION return key->IsName() ? obj->DefineOwnProperty(isolate->GetCurrentContext(), key.As<v8::Name>(), value, attribs) : Nothing<bool>(); #else return obj->ForceSet(isolate->GetCurrentContext(), key, value, attribs); #endif } inline MaybeLocal<v8::Value> Get( v8::Local<v8::Object> obj , v8::Local<v8::Value> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(obj->Get(isolate->GetCurrentContext(), key) .FromMaybe(v8::Local<v8::Value>())); } inline MaybeLocal<v8::Value> Get(v8::Local<v8::Object> obj, uint32_t index) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(obj->Get(isolate->GetCurrentContext(), index) .FromMaybe(v8::Local<v8::Value>())); } inline v8::PropertyAttribute GetPropertyAttributes( v8::Local<v8::Object> obj , v8::Local<v8::Value> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->GetPropertyAttributes(isolate->GetCurrentContext(), key) .FromJust(); } inline Maybe<bool> Has( v8::Local<v8::Object> obj , v8::Local<v8::String> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->Has(isolate->GetCurrentContext(), key); } inline Maybe<bool> Has(v8::Local<v8::Object> obj, uint32_t index) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->Has(isolate->GetCurrentContext(), index); } inline Maybe<bool> Delete( v8::Local<v8::Object> obj , v8::Local<v8::String> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->Delete(isolate->GetCurrentContext(), key); } inline Maybe<bool> Delete(v8::Local<v8::Object> obj, uint32_t index) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->Delete(isolate->GetCurrentContext(), index); } inline MaybeLocal<v8::Array> GetPropertyNames(v8::Local<v8::Object> obj) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(obj->GetPropertyNames(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::Array>())); } inline MaybeLocal<v8::Array> GetOwnPropertyNames(v8::Local<v8::Object> obj) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(obj->GetOwnPropertyNames(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::Array>())); } inline Maybe<bool> SetPrototype( v8::Local<v8::Object> obj , v8::Local<v8::Value> prototype) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->SetPrototype(isolate->GetCurrentContext(), prototype); } inline MaybeLocal<v8::String> ObjectProtoToString( v8::Local<v8::Object> obj) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(obj->ObjectProtoToString(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::String>())); } inline Maybe<bool> HasOwnProperty( v8::Local<v8::Object> obj , v8::Local<v8::String> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->HasOwnProperty(isolate->GetCurrentContext(), key); } inline Maybe<bool> HasRealNamedProperty( v8::Local<v8::Object> obj , v8::Local<v8::String> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->HasRealNamedProperty(isolate->GetCurrentContext(), key); } inline Maybe<bool> HasRealIndexedProperty( v8::Local<v8::Object> obj , uint32_t index) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->HasRealIndexedProperty(isolate->GetCurrentContext(), index); } inline Maybe<bool> HasRealNamedCallbackProperty( v8::Local<v8::Object> obj , v8::Local<v8::String> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return obj->HasRealNamedCallbackProperty(isolate->GetCurrentContext(), key); } inline MaybeLocal<v8::Value> GetRealNamedPropertyInPrototypeChain( v8::Local<v8::Object> obj , v8::Local<v8::String> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(obj->GetRealNamedPropertyInPrototypeChain( isolate->GetCurrentContext(), key) .FromMaybe(v8::Local<v8::Value>())); } inline MaybeLocal<v8::Value> GetRealNamedProperty( v8::Local<v8::Object> obj , v8::Local<v8::String> key) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape( obj->GetRealNamedProperty(isolate->GetCurrentContext(), key) .FromMaybe(v8::Local<v8::Value>())); } inline MaybeLocal<v8::Value> CallAsFunction( v8::Local<v8::Object> obj , v8::Local<v8::Object> recv , int argc , v8::Local<v8::Value> argv[]) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape( obj->CallAsFunction(isolate->GetCurrentContext(), recv, argc, argv) .FromMaybe(v8::Local<v8::Value>())); } inline MaybeLocal<v8::Value> CallAsConstructor( v8::Local<v8::Object> obj , int argc, v8::Local<v8::Value> argv[]) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape( obj->CallAsConstructor(isolate->GetCurrentContext(), argc, argv) .FromMaybe(v8::Local<v8::Value>())); } inline MaybeLocal<v8::String> GetSourceLine(v8::Local<v8::Message> msg) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(msg->GetSourceLine(isolate->GetCurrentContext()) .FromMaybe(v8::Local<v8::String>())); } inline Maybe<int> GetLineNumber(v8::Local<v8::Message> msg) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return msg->GetLineNumber(isolate->GetCurrentContext()); } inline Maybe<int> GetStartColumn(v8::Local<v8::Message> msg) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return msg->GetStartColumn(isolate->GetCurrentContext()); } inline Maybe<int> GetEndColumn(v8::Local<v8::Message> msg) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::HandleScope scope(isolate); return msg->GetEndColumn(isolate->GetCurrentContext()); } inline MaybeLocal<v8::Object> CloneElementAt( v8::Local<v8::Array> array , uint32_t index) { #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::Value> elem; v8::Local<v8::Object> obj; if (!array->Get(context, index).ToLocal(&elem)) { return scope.Escape(obj); } if (!elem->ToObject(context).ToLocal(&obj)) { return scope.Escape(v8::Local<v8::Object>()); } return scope.Escape(obj->Clone()); #else v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(array->CloneElementAt(isolate->GetCurrentContext(), index) .FromMaybe(v8::Local<v8::Object>())); #endif } inline MaybeLocal<v8::Value> Call( v8::Local<v8::Function> fun , v8::Local<v8::Object> recv , int argc , v8::Local<v8::Value> argv[]) { v8::Isolate *isolate = v8::Isolate::GetCurrent(); v8::EscapableHandleScope scope(isolate); return scope.Escape(fun->Call(isolate->GetCurrentContext(), recv, argc, argv) .FromMaybe(v8::Local<v8::Value>())); } #endif // NAN_MAYBE_43_INL_H_
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