38 lines
741 B
TypeScript
38 lines
741 B
TypeScript
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import ObservableStorage from './observable';
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class InMemoryStorage implements Storage {
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private readonly store: Map<string, string>;
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constructor() {
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this.store = new Map<string, string>();
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}
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get length(): number {
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return this.store.size;
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}
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clear(): void {
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this.store.clear();
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}
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getItem(key: string): string | null {
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return this.store.get(key) ?? null;
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}
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key(index: number): string | null {
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return Array.from(this.store.keys()).at(index) ?? null;
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}
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removeItem(key: string): void {
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this.store.delete(key);
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}
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setItem(key: string, value: string): void {
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this.store.set(key, value);
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}
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}
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const singleton = new ObservableStorage(new InMemoryStorage());
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export default singleton;
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