/// <reference types="node" />
import { StreamEvent } from "../models";
/**
 * Provides parsing functionality for stream data.
 *
 * @internal
 */
export declare class StreamDataParser {
    private eventName;
    private data;
    private decoder;
    private NEWLINE_ASCII_CODE;
    constructor();
    /**
     * Decodes raw data from stream and parses it into {@link StreamEvent}.
     * The expected format of raw data follows server-sent events (SSE) standard:
     * `event: startTokenStream\ndata: {"token": "Yext Chat"}\n\n`
     *
     * @param byteArray - data from stream
     * @param eventHander - function to invoke once a complete stream event is successfully parsed
     */
    parse(byteArray: Buffer | Uint8Array, eventHander: (e: StreamEvent) => void): void;
    private createStreamEvent;
}