import type { Session } from '../../types/session.js';
import { type UserInputContent } from '../userInput.js';
import { type RunState } from '../durable/types.js';
export declare function setPendingUserInput(session: Session, input: UserInputContent, runState?: RunState): void;
/** Dequeue one pending input. Built-in drivers drain the full queue via {@link consumeAllPendingUserInput}. */
export declare function consumePendingUserInput(session: Session, runState?: RunState): UserInputContent;
/** Drain the pending-input FIFO and merge into one turn (mid-turn enqueue-merge). */
export declare function consumeAllPendingUserInput(session: Session, runState?: RunState): UserInputContent | undefined;
export declare function peekPendingUserInput(session: Session, runState?: RunState): UserInputContent | undefined;
export declare function hasPendingUserInput(session: Session, runState?: RunState): boolean;
export declare function syncPendingUserInput(source: Session, target: Session): void;