promise-dedup/lib/index.d.ts

Deduplicate any promise

export declare type Key = unknown[];
export declare type Stale = "never" | "settled" | number;
export declare const cache: Map<string, PromiseLike<any>>;
export declare function dedup<P extends PromiseLike<any>>(exec: () => P, key: Key, stale?: Stale): P;