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@naturalcycles/js-lib

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Standard library for universal (browser + Node.js) javascript

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/// <reference lib="es2023" preserve="true" /> /// <reference lib="dom" preserve="true" /> import type { StringMap } from './types.js'; /** * Implements WebStorage API by using in-memory storage. * Can be useful in SSR environment or unit tests. * * This is how localStorage can be mocked in Node: * * Object.assign(globalThis, { * localStorage: new InMemoryWebStorage(), * }) * * @experimental */ export declare class InMemoryWebStorage implements Storage { data: StringMap; constructor(data?: StringMap); getItem(key: string): string | null; setItem(key: string, value: string): void; removeItem(key: string): void; key(index: number): string | null; clear(): void; get length(): number; }