Function mergeSubscriptions

mergeSubscriptions(...unsubscribers: (() => void)[]): () => void
A utility function to unsubscribe from multiple subscriptions at once.
Parameters
- ...unsubscribers: (() => void)[]
  An array of unsubscribe functions.
Returns () => void
A single function that unsubscribes from all.
Example
```
const newUserEvent = defineEvent('user.created')
const deleteUserEvent = defineEvent('user.deleted')

const unsubscribe = mergeSubscriptions(
    newUserEvent.on(() => {}),
    deleteUserEvent.on(() => {}),
)
```
- Defined in event.ts:74