KeyValue Storage

KeyValueStore.v3.ts

type KeyValueStorage = {
  'setting1': boolean;
  'setting2': string;
  'setting3': number;
};

/** all possible keys for the key-value storage */
type KeyValueStorageKey = keyof KeyValueStorage;

interface UserStorage {
  /** set a value for a specific key */
  set<T extends KeyValueStorageKey>(key: T, value: KeyValueStorage[T]): void;

  /** get the value for a specific key. If not present return null*/
  get<T extends KeyValueStorageKey>(key: T): KeyValueStorage[T] | null;
}