Method: ActionDispatch::Flash::FlashHash#sweep

Defined in:
actionpack/lib/action_dispatch/middleware/flash.rb

#sweep ⇒ Object

Mark for removal entries that were kept, and delete unkept ones.

This method is called automatically by filters, so you generally don’t need to care about it.



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# File 'actionpack/lib/action_dispatch/middleware/flash.rb', line 274

def sweep # :nodoc:
  @discard.each { |k| @flashes.delete k }
  @discard.replace @flashes.keys
end