| 1 | export declare namespace Touch {
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| 2 | const None: 0;
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| 3 | const First: 1;
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| 4 | const AsOld: 1;
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| 5 | const Last: 2;
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| 6 | const AsNew: 2;
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| 7 | }
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| 8 | export type Touch = 0 | 1 | 2;
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| 9 | export declare class LinkedMap<K, V> implements Map<K, V> {
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| 10 | readonly [Symbol.toStringTag] = "LinkedMap";
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| 11 | private _map;
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| 12 | private _head;
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| 13 | private _tail;
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| 14 | private _size;
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| 15 | private _state;
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| 16 | constructor();
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| 17 | clear(): void;
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| 18 | isEmpty(): boolean;
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| 19 | get size(): number;
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| 20 | get first(): V | undefined;
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| 21 | get last(): V | undefined;
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| 22 | has(key: K): boolean;
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| 23 | get(key: K, touch?: Touch): V | undefined;
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| 24 | set(key: K, value: V, touch?: Touch): this;
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| 25 | delete(key: K): boolean;
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| 26 | remove(key: K): V | undefined;
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| 27 | shift(): V | undefined;
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| 28 | forEach(callbackfn: (value: V, key: K, map: LinkedMap<K, V>) => void, thisArg?: any): void;
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| 29 | keys(): IterableIterator<K>;
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| 30 | values(): IterableIterator<V>;
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| 31 | entries(): IterableIterator<[K, V]>;
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| 32 | [Symbol.iterator](): IterableIterator<[K, V]>;
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| 33 | protected trimOld(newSize: number): void;
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| 34 | private addItemFirst;
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| 35 | private addItemLast;
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| 36 | private removeItem;
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| 37 | private touch;
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| 38 | toJSON(): [K, V][];
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| 39 | fromJSON(data: [K, V][]): void;
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| 40 | }
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| 41 | export declare class LRUCache<K, V> extends LinkedMap<K, V> {
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| 42 | private _limit;
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| 43 | private _ratio;
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| 44 | constructor(limit: number, ratio?: number);
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| 45 | get limit(): number;
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| 46 | set limit(limit: number);
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| 47 | get ratio(): number;
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| 48 | set ratio(ratio: number);
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| 49 | get(key: K, touch?: Touch): V | undefined;
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| 50 | peek(key: K): V | undefined;
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| 51 | set(key: K, value: V): this;
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| 52 | private checkTrim;
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| 53 | }
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