export type Labels = Record<string, string>;
interface CounterEntry {
    labels: Labels;
    value: number;
}
export declare class Counter {
    readonly name: string;
    readonly help: string;
    private readonly isEnabled;
    private entries;
    constructor(name: string, help: string, isEnabled?: () => boolean);
    inc(labels: Labels, n?: number): void;
    get(labels: Labels): number;
    series(): CounterEntry[];
    private key;
}
export {};
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