fix improper list

akira · Dec 2, 2022 · 735ddd3 · 735ddd3
1 parent f7b9995
commit 735ddd3
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/lib/exq/redis/job_queue.ex b/lib/exq/redis/job_queue.ex
@@ -35,7 +35,7 @@ defmodule Exq.Redis.JobQueue do
     try do
       [unlocks_in, unique_key] = unique_args(namespace, job, options)
 
-      keys = [full_key(namespace, "queues"), queue_key(namespace, queue)] ++ (unique_key || [])
+      keys = keys_list([full_key(namespace, "queues"), queue_key(namespace, queue)], unique_key)
 
       response =
         Script.eval!(
@@ -98,7 +98,7 @@ defmodule Exq.Redis.JobQueue do
     try do
       [unlocks_in, unique_key] = unique_args(namespace, job, options)
 
-      keys = [scheduled_queue] ++ (unique_key || [])
+      keys = keys_list([scheduled_queue], unique_key)
 
       response =
         Script.eval!(redis, :enqueue_at, keys, [
@@ -223,6 +223,9 @@ defmodule Exq.Redis.JobQueue do
     end
   end
 
+  defp keys_list([_hd | _tl] = keys, nil), do: keys
+  defp keys_list([_hd | _tl] = keys, key), do: keys ++ [key]
+
   def full_key("", key), do: key
   def full_key(nil, key), do: key