lib/ruboty/adapters/slack_rtm.rb in ruboty-slack_rtm-1.0.0 vs lib/ruboty/adapters/slack_rtm.rb in ruboty-slack_rtm-1.0.1

@@ -72,11 +72,11 @@
 
       # event handlers
 
       def on_message(data)
         data = resolve_mention!(data)
-        user = user_info(data['user'])
+        user = user_info(data['user']) || {}
 
         robot.receive(
           body: data['text'],
           from: data['channel'],
           from_name: user['name'],
@@ -197,9 +197,11 @@
           end
         end
       end
 
       def user_info(user_id)
+        return {} if user_id.to_s.empty?
+
         @user_info_caches[user_id] ||= begin
           resp = client.users_info(user: user_id)
 
           resp['user']
         end