1  import { Signal } from '@preact/signals-core';
 2  
 3  export const IPersistentSignalServiceSymbol = Symbol.for('IPersistentSignalService');
 4  
 5  /**
 6   * Service that gives {@link Signal}'s which are persisted in the {@link IKeyValueStore}.
 7   */
 8  export interface IPersistentSignalService {
 9  	/**
10  	 * Retrieves a {@link Signal} which will be persisted.
11  	 * @param storageKey the key under which to store and retrieve this value.
12  	 * @param defaultValue The default value to use if it has never been used.
13  	 */
14  	get<T>(storageKey: string, defaultValue: T): Signal<T>;
15  }