Method has

packages/happy-server/sources/utils/lru.ts:68–75

(value: T)

    }

    has(value: T): boolean {
        const node = this.map.get(value);
        if (node) {
            this.moveToFront(node);
            return true;
        }
        return false;
    }

    delete(value: T): boolean {
        const node = this.map.get(value);