{
  "name": "rules/pattern-on-cleaned-date",
  "rules": {
    "columns": [
      {
        "key": "v",
        "type": "date",
        "pattern": "^2024-"
      }
    ]
  },
  "rows": [
    {
      "v": "2024.01.05"
    }
  ],
  "expect": {
    "ok": true,
    "errors": [],
    "warnings": [],
    "rows": [
      {
        "$row": 2,
        "v": "2024-01-05"
      }
    ]
  }
}