1 export declare namespace Touch {
8 export declare type Touch = 0 | 1 | 2;
9 export declare class LinkedMap<K, V> implements Map<K, V> {
10 readonly [Symbol.toStringTag] = "LinkedMap";
20 get first(): V | undefined;
21 get last(): V | undefined;
23 get(key: K, touch?: Touch): V | undefined;
24 set(key: K, value: V, touch?: Touch): this;
25 delete(key: K): boolean;
26 remove(key: K): V | undefined;
27 shift(): V | undefined;
28 forEach(callbackfn: (value: V, key: K, map: LinkedMap<K, V>) => void, thisArg?: any): void;
29 keys(): IterableIterator<K>;
30 values(): IterableIterator<V>;
31 entries(): IterableIterator<[K, V]>;
32 [Symbol.iterator](): IterableIterator<[K, V]>;
33 protected trimOld(newSize: number): void;
39 fromJSON(data: [K, V][]): void;
41 export declare class LRUCache<K, V> extends LinkedMap<K, V> {
44 constructor(limit: number, ratio?: number);
46 set limit(limit: number);
48 set ratio(ratio: number);
49 get(key: K, touch?: Touch): V | undefined;
50 peek(key: K): V | undefined;
51 set(key: K, value: V): this;