export interface MetricsLogItem {
    source: string;
    action: string;
    version: string;
}
export declare const Metrics: {
    initMetrics(fwk: string): void;
    sendMetric(metricName: string, value: number, detail?: string | undefined): void;
    sendMetricObject(metric: MetricsLogItem, value: number): void;
    sendMetricObjectOnce(metric: MetricsLogItem, value: number): void;
    sendMetricOnce(metricName: string, value: number, detail?: string | undefined): void;
    logComponentLoaded(): void;
    logComponentUsed(componentName: string): void;
};
export declare const MetricsTestHelper: {
    resetOneTimeMetricsCache: () => void;
    formatMajorVersionForMetricDetail: (version: string) => string;
    formatVersionForMetricName: (theme: string, version: string) => string;
};