Function structureKeys

packages/effect/src/Hash.ts:410–416

(o: object, keys: Iterable<PropertyKey>)

 * @since 2.0.0
 */
export const structureKeys = (o: object, keys: Iterable<PropertyKey>) => {
  let h = 12289
  for (const key of keys) {
    h ^= combine(hash(key), hash((o as any)[key]))
  }
  return optimize(h)
}

/**
 * Computes a structural hash for an object using Effect's object key collection.