dayScaleLabel and monthScaleLabel are always included in the Vega-lite Encoding Box

[kanitw]

should be some minor bug

{
  "marktype": "bar",
  "encoding": {
    "x": {"name": "Acceleration","type": "Q","aggregate": "avg"},
    "y": {"name": "Cylinders","type": "O"},
    "color": {"name": "Origin","type": "O"}
  },
  "config": {
    "singleHeight": 400,
    "singleWidth": 400,
    "largeBandMaxCardinality": 20,
    "dayScaleLabel": ["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"],
    "monthScaleLabel": [
      "January",
      "February",
      "March",
      "April",
      "May",
      "June",
      "July",
      "August",
      "September",
      "October",
      "November",
      "December"
    ]
  },
  "data": {"url": "data/cars.json"}
}