no-op on nil

2022-03-04 21:07:17 +00:00 · 2022-03-04 21:07:17 +00:00 · 2d0a417844
parent b455958d8a
commit 2d0a417844
1 changed files with 3 additions and 2 deletions
--- a/json_rpc/clients/websocketclient.nim
+++ b/json_rpc/clients/websocketclient.nim
@ -116,8 +116,9 @@ when useNews:
      # TODO: This is a hack, because the table might be case sensitive. Ideally strtabs module has
      # to be extended with case insensitive accessors.
      headers["Origin"] = "http://localhost"
-    for header in client.getHeaders():
-      headers[header[0]] = header[1]
+    if not isNil(client.getHeaders):
+      for header in client.getHeaders():
+        headers[header[0]] = header[1]
    client.transport = await newWebSocket(uri, headers)
    client.uri = uri
    client.loop = processData(client)