Variable keyed

Type Declaration

• • (
        factory: any,
        onLookup: any,
    ): { existing(): Map<any, any>; of(id: any): any; (): any }

  • Builds a per-realm value lazily, one per realm, purged with the realm.

    Parameters

    • factory: any

      called with the realm record to make its value

    • onLookup: any

      optional; called with whether each lookup found a value

    Returns { existing(): Map<any, any>; of(id: any): any; (): any }

    a function answering the ambient realm's value, with of(id) for a named realm and existing() for the underlying Map