import type { EvaluationResult, Operation } from "@iota-policy/core";
export type Resolution = "allowed" | "blocked" | "asked_user_allowed" | "asked_user_denied" | "denied_non_interactive" | "ungoverned";
export interface DecisionEntry {
    ts: string;
    /** Extension build that made the decision — spot stale builds in mixed logs. */
    v: string;
    toolName: string;
    toolCallId: string;
    operation: Operation | null;
    verdict?: EvaluationResult["verdict"];
    rule?: string;
    reason: string;
    bestEffort: boolean;
    resolution: Resolution;
    durationMs: number;
}
export type DecisionSink = (entry: DecisionEntry) => void;
/**
 * Sink appending JSONL to a file. Failures to write must never break the
 * agent loop — they surface once via the optional onError and are then
 * swallowed (a broken logger must not become a denial-of-service on the
 * user's session; it also must not silently *allow* anything, since logging
 * happens after enforcement).
 */
export declare function createJsonlSink(filePath: string, onError?: (e: Error) => void): DecisionSink;
/** In-memory sink for tests and programmatic inspection. */
export declare function createMemorySink(): {
    sink: DecisionSink;
    entries: DecisionEntry[];
};