import type { HarneryLogLevel } from "./contract.js";
export interface HarneryStormSummary {
    key: string;
    count: number;
    represented_bytes: number;
    first_emitted_at: string;
    last_emitted_at: string;
    exemplar_digests: readonly string[];
}
export interface ProcessStormControllerOptions {
    enabled: boolean;
    window_ms: number;
    max_exemplars: number;
    burst?: number;
    now?: () => number;
}
export declare class ProcessStormController {
    #private;
    constructor(options: ProcessStormControllerOptions);
    admit(key: string, level: HarneryLogLevel, bytes: number): boolean;
    drainSummaries(force?: boolean): HarneryStormSummary[];
}
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