()
| 30824 | if ('object' != typeof o || null === o) |
| 30825 | throw new Error(formatProdErrorMessage(11)) |
| 30826 | function observeState() { |
| 30827 | const s = o |
| 30828 | s.next && s.next(getState()) |
| 30829 | } |
| 30830 | observeState() |
| 30831 | return { unsubscribe: s(observeState) } |
| 30832 | }, |