lib/slack/real_time/client.rb in slack-ruby-client-1.0.0 vs lib/slack/real_time/client.rb in slack-ruby-client-1.1.0

@@ -42,18 +42,18 @@
         callbacks[type] << block
       end
 
       # Start RealTime client and block until it disconnects.
       def start!(&block)
-        @callback = block if block_given?
+        @callback = block if block
         build_socket
         @socket.start_sync(self)
       end
 
       # Start RealTime client and return immediately.
       # The RealTime::Client will run in the background.
       def start_async(&block)
-        @callback = block if block_given?
+        @callback = block if block
         build_socket
         @socket.start_async(self)
       end
 
       def stop!