[Designer] CodeBlock element not recognized for Teams

[anuthebananu]

The Adaptive Card Designer does not seem to recognize CodeBlock elements.

You can replicate by copying the example from MS Teams Adaptive Card docs into the Designer.

Error from Designer:

Code snippet:

{
  "$schema": "https://adaptivecards.io/schemas/adaptive-card.json",
  "type": "AdaptiveCard",
  "version": "1.5",
  "body": [
    {
      "type": "TextBlock",
      "text": "editor.js",
      "style": "heading"
    },
    {
      "type": "TextBlock",
      "text": "Lines 61 - 76"
    },
    {
      "type": "CodeBlock",
      "codeSnippet": "/**\n* @author John Smith <john.smith@example.com>\n*/\npackage l2f.gameserver.model;\n\npublic abstract strictfp class L2Char extends L2Object {\n  public static final Short ERROR = 0x0001;\n\n  public void moveTo(int x, int y, int z) {\n    _ai = null;\n    log(\"Shouldn't be called\");\n    if (1 > 5) { // what!?\n      return;\n    }\n  }\n}",
      "language": "java",
      "startLineNumber": 61
    }
  ],
  "actions": [
    {
      "type": "Action.OpenUrl",
      "title": "View in Azure Repos",
      "url": "https://azure.microsoft.com/en-us/products/devops/repos/"
    },
    {
      "type": "Action.OpenUrl",
      "title": "Edit in vscode.dev",
      "url": "https://vscode.dev/"
    }
  ]
}

[Prasad-MSFT]

@anuthebananu, Thanks for raising your issue. We are able to repro this and have raised a bug for the same.
We will inform you once we get any further update from engineering team. Thanks!