JArry does not accept list patterns

[zms9110750]

Source/destination types

if (json["entries"] is JArray and [var first, ..])
{
	Console.WriteLine(first["message"]);
} 

Source/destination JSON

{
  "return": {
    "status": 200,
    "message": "Approved"
  },
  "entries": [
    {
      "messageId": 1466447495,
      "message": "Your verification code: 23298",
      "status": 5,
      "statusText": "Sent",
      "sender": "1000551451",
      "receptor": "918181818181818181",
      "date": 1701615164
    }
  ]
}

Expected behavior

Running successfully

Actual behavior

Unhandled exception. System.ArgumentException: Accessed JArray values with invalid key value: 0. Int32 array index expected.

Steps to reproduce

// Your calls to Newtonsoft.Json here

dotnet/csharplang#8535 (reply in thread)

[zms9110750]

and , i think can add this int.CreateChecked()