gistfile1.txt

  decoration:
    connector:
      optional: true

      $ii:
        Y_inversion:
          inverted:
            place: [['graphical'], ['end']]
          uninverted:
            place: [['graphical'], ['start']]

      Y_direction:
        vertical:
          height: '2g'
          width: '2md'
          Y_inversion:
            inverted:
              svg: 'nub_down'
            uninverted:
              svg: 'nub_up'
        horizontal:
          Y_inversion:
            inverted:
              svg: 'nub_right'
            uninverted:
              svg: 'nub_left'
          height: '2md'
          width: '2g'