()
| 11 | * @docs-private |
| 12 | */ |
| 13 | export function throwMissingPointerFocusTracker() { |
| 14 | throw Error('expected an instance of PointerFocusTracker to be provided'); |
| 15 | } |
| 16 | |
| 17 | /** |
| 18 | * Throws an exception when a reference to the parent menu is not provided. |