{
  "rules": {
    "no-restricted-properties": [
      "error",
      {
        "property": "trimEnd",
        "message": "Unsupported method String.prototype.trimEnd is still experimental."
      },
      {
        "property": "trimLeft",
        "message": "Unsupported method String.prototype.trimLeft is still experimental."
      },
      {
        "property": "trimRight",
        "message": "Unsupported method String.prototype.trimRight is still experimental."
      },
      {
        "property": "trimStart",
        "message": "Unsupported method String.prototype.trimStart is still experimental."
      },
      {
        "property": "flat",
        "message": "Unsupported method Array.prototype.flat is still experimental."
      },
      {
        "property": "flatMap",
        "message": "Unsupported method Array.prototype.flatMap is still experimental."
      }
    ]
  }
}