revert browse_next changes. Add check for index

FreeOpcUa · Dec 18, 2023 · b015aa9 · b015aa9
1 parent 8a28018
commit b015aa9
Showing 1 changed file with 8 additions and 5 deletions.
diff --git a/asyncua/common/node.py b/asyncua/common/node.py
@@ -443,14 +443,17 @@ async def get_references(
         return references
 
     async def _browse_next(self, results: Iterable[ua.BrowseResult]) -> List[ua.ReferenceDescription]:
-        head = next(iter(results))
-        references = head.References
-        while head.ContinuationPoint:
+        if not results:
+            return []
+        references = results[0].References
+        while results[0].ContinuationPoint:
             params = ua.BrowseNextParameters()
-            params.ContinuationPoints = [head.ContinuationPoint]
+            params.ContinuationPoints = [results[0].ContinuationPoint]
             params.ReleaseContinuationPoints = False
             results = await self.session.browse_next(params)
-            references.extend(head.References)
+            if not results:
+                break
+            references.extend(results[0].References)
         return references
 
     async def get_referenced_nodes(