Function mapForEach

src/common/map.ts:29–32

(
  map: Map<Key, Value> | undefined,
  cb: (key: Key, value: Value) => void,
)

): Value | undefined => map?.get(key);

export const mapForEach = <Key, Value>(
  map: Map<Key, Value> | undefined,
  cb: (key: Key, value: Value) => void,
): void => collForEach(map, (value, key) => cb(key, value));

export const mapMap = <Key, Value, Return>(
  coll: Map<Key, Value> | undefined,