1 files changed, 6 insertions, 0 deletions
diff --git a/actioncable/lib/action_cable.rb b/actioncable/lib/action_cable.rb
index d261d4112e..cb9dfa2268 100644
--- a/actioncable/lib/action_cable.rb
+++ b/actioncable/lib/action_cable.rb
@@ -33,10 +33,16 @@ module ActionCable
   INTERNAL = {
     message_types: {
       welcome: "welcome",
+      disconnect: "disconnect",
       ping: "ping",
       confirmation: "confirm_subscription",
       rejection: "reject_subscription"
     },
+    disconnect_reasons: {
+      unauthorized: "unauthorized",
+      invalid_request: "invalid_request",
+      server_restart: "server_restart"
+    },
     default_mount_path: "/cable",
     protocols: ["actioncable-v1-json", "actioncable-unsupported"].freeze
   }