export interface UnityLazyContextMetrics {
    coldMs: number;
    warmMs: number;
    coldMaxRssBytes: number;
    warmMaxRssBytes: number;
}
export interface UnityLazyContextThresholds {
    coldMsMax?: number;
    warmMsMax?: number;
    coldMaxRssBytesMax?: number;
    warmMaxRssBytesMax?: number;
}
export interface UnityLazyThresholdVerdict {
    pass: boolean;
    checks: Record<string, {
        pass: boolean;
        actual: number;
        expected: number;
    }>;
}
export interface UnitySizeLatency {
    summarySizeReductionPct: number;
    queryContextP95DeltaPct: number;
    pass: boolean;
}
export interface UnityLazyContextSample {
    durationMs: number;
    maxRssBytes: number;
    exitCode: number;
    stdout: string;
    stderr: string;
    hydrationMeta?: {
        requestedMode?: string;
        effectiveMode?: string;
        isComplete?: boolean;
        needsParityRetry?: boolean;
    };
}
export interface UnityHydrationMetaSummary {
    compactSamples: number;
    paritySamples: number;
    compactNeedsRetryRate: number;
    parityCompleteRate: number;
}
export interface UnityLazyContextSamplerConfig {
    targetPath: string;
    repo: string;
    symbol: string;
    file: string;
    unityHydration?: 'compact' | 'parity';
    thresholds?: UnityLazyContextThresholds;
}
export type UnityLazyContextRunner = (input: UnityLazyContextSamplerConfig & {
    warm: boolean;
}) => Promise<UnityLazyContextSample>;
export declare function evaluateUnityLazyContextThresholds(metrics: UnityLazyContextMetrics, thresholds?: UnityLazyContextThresholds): UnityLazyThresholdVerdict;
export declare function runUnityLazyContextSampler(runner: UnityLazyContextRunner, config: UnityLazyContextSamplerConfig): Promise<{
    capturedAt: string;
    config: Omit<UnityLazyContextSamplerConfig, 'thresholds'>;
    metrics: UnityLazyContextMetrics;
    hydrationMetaSummary: UnityHydrationMetaSummary;
    sizeLatency: UnitySizeLatency;
    thresholdVerdict: UnityLazyThresholdVerdict;
}>;