import { TextAccumulator } from "../text-accumulator.js";
import { RejectFunction } from "../types/reject-function.js";
import { ResolveFunction } from "../types/resolve-function.js";
import { Search } from "../types/search.js";
/**
 * StringSearch is the search for a particular string in the text stream.
 * The search is over once the string is found.
 * It reports success to the given resolve function once when it finds the query string.
 * When reaching the given timeoutDuration, it abourts the search and calls the given reject function.
 */
export declare class StringSearch implements Search {
    /** the resolve function to call when the searchText is found */
    resolve: ResolveFunction;
    /** the reject function to call when the search expires */
    reject: RejectFunction;
    /** time after which this search expires and should be aborted, in milliseconds */
    timeoutDuration?: number;
    /** the stream content that has accumulated so far */
    text: TextAccumulator;
    /** the search string to look for in the received text */
    searchText: string;
    constructor(query: string, resolve: ResolveFunction, reject: RejectFunction, text: TextAccumulator, timeout?: number);
    /**
     * Checks the given text for the searchText.
     * Calls the resolve function when it finds it.
     */
    scan(): void;
    /** called after this subscription times out */
    private onTimeout;
}