export type MetricLabels = Record<string, string | number | boolean>;
export interface MetricSample {
    name: string;
    value: number;
    labels: MetricLabels;
}
export declare class MetricsRegistry {
    private counters;
    private gauges;
    increment(name: string, labels?: MetricLabels, value?: number): void;
    setGauge(name: string, value: number, labels?: MetricLabels): void;
    snapshot(): {
        counters: MetricSample[];
        gauges: MetricSample[];
    };
    reset(): void;
}
export declare function getMetricsRegistry(): MetricsRegistry;