export declare class ExpiringMap<K, V> {
    static inSeconds: (expiresIn: number) => number;
    static inMinutes: (expiresIn: number) => number;
    static inHours: (expiresIn: number) => number;
    static inDays: (expiresIn: number) => number;
    private map;
    private schedule?;
    private timeouts;
    constructor({ disableScheduling, }?: {
        /** Disable setTimeout scheduling of freeing of values */
        disableScheduling?: boolean;
    });
    set(key: K, value: V, expiresAt: number): void;
    get(key: K): V | undefined;
    getMeta(key: K): {
        value: V;
        expiresAt: number;
        addedAt: number;
    } | undefined;
    has(key: K): boolean;
    delete(key: K): boolean;
    clear(): void;
    keys(): K[];
    values(): V[];
    entries(): [K, V][];
}
export declare class WeakRefMap<K, V extends WeakKey> {
    private map;
    set(key: K, value: V): void;
    get(key: K): V | undefined;
    has(key: K): boolean;
    delete(key: K): boolean;
    clear(): void;
    keys(): K[];
    values(): V[];
    entries(): [K, V][];
}