import type { Action } from './action.js';
/**
 * Represents a queue for managing and executing actions sequentially.
 * Allows for the execution of asynchronous actions one after another,
 * providing mechanisms to add actions to the queue, run them, and
 * optionally abort all pending actions.
 */
export declare class TaskQueue {
    #private;
    /**
     * Adds an action to the queue and starts the execution of the queue
     * if it is not already running. Returns a promise that resolves or rejects
     * with the result of the action.
     * @param {Action<T>} action The action to add to the queue.
     * @returns {Promise<T>} A promise that resolves or rejects with the result of the action.
     */
    run<T>(action: Action<T>): Promise<T>;
    /**
     * Requests the abortion of all pending actions in the queue. Each action's promise
     * will be rejected with a CancelledExecution error. Returns a promise that resolves
     * when all actions have been aborted.
     * @returns {Promise<void>} A promise that resolves when the abort process is complete.
     */
    abort(): Promise<void>;
}