Function mapMapAsync

Create a new Map by associating the value of mapper executed for each key in the source map.

  • Type Parameters

    • K
    • V
    • M

    Parameters

    • map: ReadonlyMap<K, V>

      source map

    • mapper: (value: V, key: K) => Promise<M>

      asynchronous function to compute a value in the resulting map for the source key and value

    Returns Promise<Map<K, M>>