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src: store pointer to Environment on DestroyParam #21099

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src: store pointer to Environment on DestroyParam #21099

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eb2a97a
src: store pointer to Environment on DestroyParam
apapirovski Jun 2, 2018
b3a86f3
fixup: addaleax nit
apapirovski Jun 3, 2018
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7 changes: 4 additions & 3 deletions src/async_wrap.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -398,6 +398,7 @@ static void DisablePromiseHook(const FunctionCallbackInfo<Value>& args) {
class DestroyParam {
public:
double asyncId;
Environment* env;
Persistent<Object> target;
Persistent<Object> propBag;
};
Expand All @@ -406,13 +407,12 @@ class DestroyParam {
void AsyncWrap::WeakCallback(const v8::WeakCallbackInfo<DestroyParam>& info) {
HandleScope scope(info.GetIsolate());

Environment* env = Environment::GetCurrent(info.GetIsolate());
std::unique_ptr<DestroyParam> p{info.GetParameter()};
Local<Object> prop_bag = PersistentToLocal(info.GetIsolate(), p->propBag);

Local<Value> val = prop_bag->Get(env->destroyed_string());
Local<Value> val = prop_bag->Get(p->env->destroyed_string());
if (val->IsFalse()) {
AsyncWrap::EmitDestroy(env, p->asyncId);
AsyncWrap::EmitDestroy(p->env, p->asyncId);
}
// unique_ptr goes out of scope here and pointer is deleted.
}
Expand All @@ -426,6 +426,7 @@ static void RegisterDestroyHook(const FunctionCallbackInfo<Value>& args) {
Isolate* isolate = args.GetIsolate();
DestroyParam* p = new DestroyParam();
p->asyncId = args[1].As<Number>()->Value();
p->env = Environment::GetCurrent(isolate);
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nit: isolate → args

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Done. Thanks!

p->target.Reset(isolate, args[0].As<Object>());
p->propBag.Reset(isolate, args[2].As<Object>());
p->target.SetWeak(
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