lib/slack-ruby-bot/hooks/set.rb in slack-ruby-bot-0.12.0 vs lib/slack-ruby-bot/hooks/set.rb in slack-ruby-bot-0.13.0

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 module SlackRubyBot
   module Hooks
     class Set
       attr_accessor :handlers, :client
 
@@ -34,10 +36,10 @@
           end
         end
       end
 
       def flush_handlers
-        handlers.keys.each { |hook| register_callback(hook) }
+        handlers.each_key { |hook| register_callback(hook) }
       end
     end
   end
 end