From: Christopher <chris@entropealabs.com>
Date: Thu, 16 Apr 2020 18:33:40 +0000 (-0500)
Subject: default to first callee on bad index
X-Git-Url: http://git.entropealabs.com/?a=commitdiff_plain;h=0828a6cfe55ee7d963b11970cc72b88f5b9fe1ec;p=wampex_router.git

default to first callee on bad index
---

diff --git a/lib/router/session.ex b/lib/router/session.ex
index 2b2e806..6a57c1c 100644
--- a/lib/router/session.ex
+++ b/lib/router/session.ex
@@ -751,7 +751,7 @@ defmodule Wampex.Router.Session do
   end
 
   defp get_live_callee(proxy, callees, index, tries) when is_list(callees) do
-    {_id, {pid, node}} = c = Enum.at(callees, index)
+    {_id, {pid, node}} = c = Enum.at(callees, index, Enum.at(callees, 0))
 
     case GenServer.call({proxy, node}, {:is_up, pid}) do
       true ->