You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: object_binsize.rb
    path of file: ./repos/publicsuffix-ruby/test/profilers
    
    the code of the file until where you have to start completion: require 'tempfile'

# A very simple memory profiles that checks the
    
  def dump(var, **args)
    file = Tempfile.new(args[:label].to_s)
    file.write(Marshal.dump(var))
    file
  ensure
    file.close
  end