chore

# File lib/rake/promise.rb, line 56
    def chore
      if complete?
        stat :found_completed, :item_id => object_id
        return
      end
      stat :will_execute, :item_id => object_id
      begin
        @result = @block.call(*@args)
      rescue Exception => e
        @error = e
      end
      stat :did_execute, :item_id => object_id
      discard
    end