import { Scraper } from './scraper';
import { FutOpt, Stock } from '../interfaces';
export declare class IsinScraper extends Scraper {
    fetchListed(options: {
        symbol: string;
    }): Promise<Stock[]>;
    fetchListedStocks(options: {
        exchange: 'TWSE' | 'TPEx';
    }): Promise<Stock[]>;
    fetchListedFutOpt(options?: {
        type?: 'F' | 'O';
    }): Promise<FutOpt[]>;
}