import { BaseShell } from './base_shell';
import type { IShell } from './defs';
/**
 * Shell class that communicates with ShellWorker.
 */
export declare class Shell extends BaseShell {
    readonly options: IShell.IOptions;
    /**
     * Instantiate a new Shell
     *
     * @param options The instantiation options for a new shell
     */
    constructor(options: IShell.IOptions);
    /**
     * Load the web worker.
     */
    protected initWorker(options: IShell.IOptions): Worker;
}