Class MemcachedBackend

new MemcachedBackend(
    memcached: {
        del: Function;
        flush: Function;
        get: Function;
        set: Function;
    },
): MemcachedBackend

clear(): Promise<void>

delete(key: string): Promise<void>

get(key: string): Promise<undefined | CacheRecord>

set(key: string, record: CacheRecord): Promise<void>