Function ensureKeyAsync

ensureKeyAsync<T>(
    obj: Record<string, T>,
    key: string,
    createFn: (key?: string, obj?: Record<string, T>) => Promise<T>,
): Promise<T>
Call a create function if key does not yet exist on an object. Returns the found or created object. Example:
```
async function fetchItem(id, cache) { ... }
let data = await ensureKey(cache, id, fetchItem)
```
Type Parameters
- T
Parameters
- obj: Record<string, T>
- key: string
- createFn: (key?: string, obj?: Record<string, T>) => Promise<T>
Returns Promise<T>
- Defined in common/data/utils.ts:33