import type { AgentEvent, StatusEvent } from "@skaile/workspaces/types";
/**
 * Mirrors the platform gateway's turn-state reduction over the runner's
 * outbound events so a (re)connect can replay the status the gateway would
 * hold had the connection never dropped. A non-idle `status` opens the turn
 * with that phase; `status idle`, `finished` and `error` close it.
 *
 * Not derived from the driver-swap gate on purpose: flow-driven turns never
 * open it and a reply opens it before any phase is emitted, so the gate
 * cannot answer "which phase" at either edge; the event stream always can.
 */
export declare class TurnStatusTracker {
    private phase;
    /** Feed every outbound event — connected or not — before it is sent. */
    observe(event: AgentEvent): void;
    /** The `status` event that reproduces the current turn state on a fresh connect. */
    snapshot(): StatusEvent;
}
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