import type { LoopSnapshot, GraphEvent } from "./monitor-reader-types.ts";
/**
 * Parse all `loops-{hash}.json` files in the state directory and return
 * LoopSnapshot entries for non-terminal loops only.
 *
 * The loop coordinator persists the full LoopState map via LoopStore.
 * Terminal phases (complete, cancelled, interrupted, error) are excluded.
 * Returns an empty array when no loop files exist.
 */
export declare function readLoopSnapshots(stateDir: string): LoopSnapshot[];
/**
 * Parse the durable graph event log (`graph-events-{hash}.ndjson`) files in
 * the state directory and return the most recent {@link GraphEvent}s as typed
 * events, in chronological order.
 *
 * Files are matched with the `graph-events-` prefix (see
 * {@link listNDJSONFiles}). Each line is a standalone JSON record (the writer
 * appends one complete line per event), so the reader treats every line
 * independently: a malformed or incomplete line is skipped without aborting
 * the file or the reader. Events are coalesced across all matched files,
 * ordered by `ts` (ascending), and only the last `maxLines` events are
 * returned (fewer when fewer valid lines exist).
 *
 * Returns an empty array when no files exist or no valid lines are present.
 */
export declare function readGraphEvents(stateDir: string, maxLines?: number): GraphEvent[];
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