/**
 * Bridge hook emulation for non-interactive mode.
 *
 * When --bridge-hooks is set, emulates lifecycle hooks (session-start, stop
 * with block-continue, session-end) that the underlying CLI harness may not
 * support natively.  The emulator shells out to the babysitter CLI to trigger
 * hook handling and run-status queries.
 */
export interface BridgeHookContext {
    harness: string;
    cwd: string;
    env: Record<string, string>;
    sessionId?: string;
    runsDir?: string;
    verbose?: boolean;
}
export interface SessionStartResult {
    runId?: string;
    emulated: boolean;
}
export interface StopResult {
    shouldContinue: boolean;
    resumeId?: string;
    emulated: boolean;
}
export declare class BridgeHookEmulator {
    private readonly ctx;
    private readonly bin;
    private runId;
    constructor(ctx: BridgeHookContext);
    /**
     * Emulate the session-start lifecycle hook.
     *
     * If the harness supports session-start natively, this is a no-op.
     * If emulated, it invokes `babysitter hook:run --hook-type session-start`
     * which creates a bare run and initializes session state.
     */
    emulateSessionStart(): Promise<SessionStartResult>;
    /**
     * Emulate the stop lifecycle hook.
     *
     * If the harness supports stop natively, this is a no-op.
     * If emulated:
     *   1. Queries `babysitter run:status <runDir> --json` to check run state
     *   2. If run has pending effects or is not completed: shouldContinue=true
     *   3. If run is completed: shouldContinue=false
     *   4. Returns a resumeId for session resume if continuing
     */
    emulateStop(runId?: string): Promise<StopResult>;
    /**
     * Emulate the session-end lifecycle hook.
     *
     * If the harness supports session-end natively, this is a no-op.
     * If emulated, invokes `babysitter hook:run --hook-type session-end`.
     */
    emulateSessionEnd(): Promise<void>;
    /** Return the current run ID, if one was created during session-start. */
    getRunId(): string | undefined;
}