1 files changed, 26 insertions, 0 deletions
diff --git a/actioncable/lib/action_cable/subscription_adapter/inline.rb b/actioncable/lib/action_cable/subscription_adapter/inline.rb
new file mode 100644
index 0000000000..4a2a8d23a2
--- /dev/null
+++ b/actioncable/lib/action_cable/subscription_adapter/inline.rb
@@ -0,0 +1,26 @@
+module ActionCable
+  module SubscriptionAdapter
+    class Inline < Base # :nodoc:
+      def broadcast(channel, payload)
+        subscriber_map.broadcast(channel, payload)
+      end
+
+      def subscribe(channel, callback, success_callback = nil)
+        subscriber_map.add_subscriber(channel, callback, success_callback)
+      end
+
+      def unsubscribe(channel, callback)
+        subscriber_map.remove_subscriber(channel, callback)
+      end
+
+      def shutdown
+        # nothing to do
+      end
+
+      private
+        def subscriber_map
+          @subscriber_map ||= SubscriberMap.new
+        end
+    end
+  end
+end