Method setWarningText

packages/blockly/core/block.ts:2396–2398

* Set this block's warning text. * * @param _text The text, or null to delete. * @param _opt_id An optional ID for the warning text to be able to maintain * multiple warnings.

(_text: string | null, _opt_id?: string)

   *     multiple warnings.
   */
  setWarningText(_text: string | null, _opt_id?: string) {
    // NOOP.
  }

  /**
   * Give this block a mutator dialog.