network: clarify socket creation error message

2023-10-02 23:01:19 +02:00
parent 59246fb83d
commit 2d0a2f564a
1 changed files with 4 additions and 2 deletions
--- a/src/network/model/socket.cc
+++ b/src/network/model/socket.cc
@@ -73,9 +73,11 @@ Socket::CreateSocket(Ptr<Node> node, TypeId tid)
 {
    NS_LOG_FUNCTION(node << tid);
    Ptr<Socket> s;
-    NS_ASSERT(node);
+    NS_ASSERT_MSG(node, "CreateSocket: node is null.");
    Ptr<SocketFactory> socketFactory = node->GetObject<SocketFactory>(tid);
-    NS_ASSERT(socketFactory);
+    NS_ASSERT_MSG(socketFactory,
+                  "CreateSocket: can not create a "
+                      << tid.GetName() << " - perhaps the node is missing the required protocol.");
    s = socketFactory->CreateSocket();
    NS_ASSERT(s);
    return s;