/** Test-only counts of named work boundaries, not a process-wide profiler. */
export interface PerfWorkCounters {
    /** Calls into a tree-sitter parser through the shared parse-budget boundary. */
    sourceParses: number;
    fullNodeTableLoads: number;
    adjacencyBuilds: number;
    edgeStoreStatementPrepares: number;
    /** UTF-8 payload bytes sent through the two atomic artifact writers; excludes SQLite. */
    atomicArtifactPayloadBytes: number;
}
/** Inert outside a measurement; the production path takes one branch. */
export declare function recordPerfWork(metric: keyof PerfWorkCounters, amount?: number): void;
/** Avoid encoding the payload merely to measure it when no test is observing. */
export declare function recordAtomicArtifactPayload(data: string): void;
/** Run one test operation with isolated counters, including its awaited async work. */
export declare function measurePerfWorkForTests<T>(run: () => T | Promise<T>): Promise<{
    result: T;
    counters: Readonly<PerfWorkCounters>;
}>;
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