import type { TelemetryEvent, TelemetryWriter } from './types.js';
/** Fans out events to multiple writers and flushes them in parallel. */
export declare class CompositeTelemetryWriter implements TelemetryWriter {
    private readonly writers;
    constructor(writers: TelemetryWriter[]);
    record(event: TelemetryEvent): void;
    flush(): Promise<void>;
}
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