(event: Event)
| 3 | } |
| 4 | |
| 5 | export function safelyAccessDocumentEvent(event: Event): Document | null { |
| 6 | return !!event && |
| 7 | !!event.target && |
| 8 | typeof event.target === 'object' && |
| 9 | 'ownerDocument' in event.target |
| 10 | ? (event.target.ownerDocument as Document | null) |
| 11 | : null |
| 12 | } |