nodejs
diff --git a/‎src/node_messaging.cc‎
Lines changed: 4 additions & 2 deletions b/‎src/node_messaging.cc‎
Lines changed: 4 additions & 2 deletions
diff --git a/‎src/node_messaging.h‎
Lines changed: 1 addition & 0 deletions b/‎src/node_messaging.h‎
Lines changed: 1 addition & 0 deletions
@@ -824,11 +824,11 @@ BaseObjectPtr<BaseObject> MessagePortData::Deserialize(
 }
 
 Maybe<bool> MessagePort::PostMessage(Environment* env,
+                                     Local<Context> context,
                                      Local<Value> message_v,
                                      const TransferList& transfer_v) {
   Isolate* isolate = env->isolate();
   Local<Object> obj = object(isolate);
-  Local<Context> context = obj->CreationContext();
 
   Message msg;
 
@@ -970,7 +970,9 @@ void MessagePort::PostMessage(const FunctionCallbackInfo<Value>& args) {
     return;
   }
 
-  port->PostMessage(env, args[0], transfer_list);
+  Maybe<bool> res = port->PostMessage(env, context, args[0], transfer_list);
+  if (res.IsJust())
+    args.GetReturnValue().Set(res.FromJust());
 }
 
 void MessagePort::Start() {
 
@@ -181,6 +181,7 @@ class MessagePort : public HandleWrap {
   // If this port is closed, or if there is no sibling, this message is
   // serialized with transfers, then silently discarded.
   v8::Maybe<bool> PostMessage(Environment* env,
+                              v8::Local<v8::Context> context,
                               v8::Local<v8::Value> message,
                               const TransferList& transfer);
Original file line number	Diff line number	Diff line change
@@ -824,11 +824,11 @@ BaseObjectPtr<BaseObject> MessagePortData::Deserialize(
824	824	}
825	825
826	826	Maybe<bool> MessagePort::PostMessage(Environment* env,
	827	+ Local<Context> context,
827	828	Local<Value> message_v,
828	829	const TransferList& transfer_v) {
829	830	Isolate* isolate = env->isolate();
830	831	Local<Object> obj = object(isolate);
831		- Local<Context> context = obj->CreationContext();
832	832
833	833	Message msg;
834	834
@@ -970,7 +970,9 @@ void MessagePort::PostMessage(const FunctionCallbackInfo<Value>& args) {
970	970	return;
971	971	}
972	972
973		- port->PostMessage(env, args[0], transfer_list);
	973	+ Maybe<bool> res = port->PostMessage(env, context, args[0], transfer_list);
	974	+ if (res.IsJust())
	975	+ args.GetReturnValue().Set(res.FromJust());
974	976	}
975	977
976	978	void MessagePort::Start() {