import { MetricId } from './types';
export declare namespace WorkerBenchmark {
    const engage: (params: {
        metricId: MetricId;
    }) => void;
    const isRunning: (metricId: MetricId) => boolean;
    const hasStarted: (metricId: MetricId) => boolean;
    const start: (metricId: MetricId) => void;
    const end: (metricId: MetricId) => void;
    const log: (params: {
        metricId: MetricId;
        value: any;
    }) => void;
    const clear: () => void;
}
