again, use Set#subtract

21df2bfc · Aaron Patterson · ea359675 · 21df2bfc
隐藏空白更改
内联并排

Showing with 1 addition and 1 deletion

actionpack/lib/action_dispatch/middleware/flash.rb actionpack/lib/action_dispatch/middleware/flash.rb +1 -1

未找到文件。
--- a/actionpack/lib/action_dispatch/middleware/flash.rb
+++ b/actionpack/lib/action_dispatch/middleware/flash.rb
@@ -190,7 +190,7 @@ def sweep #:nodoc:
        end

        # clean up after keys that could have been left over by calling reject! or shift on the flash
-        (@used - keys).each{ |k| @used.delete(k) }
+        @used.subtract(@used - keys)
      end

      # Convenience accessor for flash[:alert]