export interface Counter {
    incr: () => Promise<void>;
    incrBy: (value: number) => Promise<void>;
}
/**
 * Public namespace for emitting Forge frontend custom metrics from a Forge UI app.
 *
 * @example
 * import { frontendCustomMetrics } from '@forge/bridge';
 * const c = frontendCustomMetrics.counter('button-click');
 * c.incr();        // increment by 1
 * c.incrBy(5);     // increment by 5 (rejects if value <= 0)
 */
export declare const frontendCustomMetrics: {
    counter: (name: string) => Counter;
};
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