export interface TicketEntry {
    node_id: string;
    name: string;
    cwd: string;
    count: number;
}
/** Drop the cached walk. Callers that swap the canvas home out from under a live
 *  process (tests, and any in-process home switch) must call this: the cache is
 *  keyed only by time, so a stale window would otherwise serve the old home's
 *  counts. */
export declare function invalidateTicketCounts(): void;
/** Count pending tickets asked by one node. */
export declare function countTickets(nodeId: string): number;
/** Pending tickets for every reachable asking node, including the root. */
export declare function pendingTicketsForView(rootId: string): TicketEntry[];
/** Per-node pending ticket counts for an explicit node set. */
export declare function ticketCountsForNodes(ids: string[]): Record<string, number>;
/** Pending tickets across the entire canvas, attributed to asking nodes. */
export declare function ticketsAcrossCanvas(): TicketEntry[];