@selfage/counter/counter.d.ts

A dead simple in-memory Counter class.

export declare class Counter<K> {
    actualMap: Map<K, number>;
    get(key: K): number;
    increment(key: K, step?: number): number;
    get size(): number;
    entries(): Iterator<[K, number]>;
    [Symbol.iterator](): Iterator<[K, number]>;
}