/// <reference types="node" />
import stream from "stream";
import { ParserState } from "./parserState";
export interface IXmlParserOptions {
    /**
     * Optional field. Used to extract the XML nodes that you are interested in.
     *
     * @type {string}
     * @memberof IXmlParserOptions
     */
    resourcePath?: string;
    /**
     * Optional field. Set this to true if you want to listen on node names instead of data event. default: false
     *
     * @type {boolean}
     * @memberof IXmlParserOptions
     */
    emitOnNodeName?: boolean;
    /**
     * Optional field. pass the value with which you want to reference attributes of a node in its object form. default: '$'
     *
     * @type {string}
     * @memberof IXmlParserOptions
     */
    attrsKey?: string;
    /**
     * Optional field. pass the value with which you want to reference node value in its object form. default: '_'
     *
     * @type {string}
     * @memberof IXmlParserOptions
     */
    textKey?: string;
    /**
     * Optional field. Default value is true. All children nodes will come in an array when this option is true.
     *
     * @type {boolean}
     * @memberof IXmlParserOptions
     */
    explicitArray?: boolean;
    /**
     * Optional field. Default value is false. When set, text attribute will include all blanks found in xml.
     * When unset, blanks are removed as long as they come in one expat single block (blank lines, newlines and entities).
     *
     * @type {boolean}
     * @memberof IXmlParserOptions
     */
    verbatimText?: boolean;
    preserveWhitespace?: boolean;
}
export declare class XmlParser extends stream.Transform {
    parserState: ParserState;
    private opts;
    private _readableState;
    private parser;
    constructor(opts?: IXmlParserOptions);
    _flush(callback: () => void): void;
    _transform(chunk: Buffer | string, encoding: string, callback: () => void): void;
    parse(chunk: Buffer | string, cb: (error: Error, data?: Buffer) => void): void;
    private processChunk;
    private checkForInterestedNodeListeners;
}