def set_options(options)
      @options = MiniReadline::BASE_OPTIONS
                   .merge(instance_options)
                   .merge(options)

      @options[:window_width] = MiniTerm.width - 1
      set_prompt(@options[:prompt])
      verify_mask(@options[:secret_mask])
    end
def set_options(options)
      @options = MiniReadline::BASE_OPTIONS
                   .merge(instance_options)
                   .merge(options)

      @options[:window_width] = MiniTerm.width - 1
      set_prompt(@options[:prompt])
      verify_mask(@options[:secret_mask])
    end
Set up the options