export declare class ParseError extends Error {
    /** The index of the start character of the current token. */
    sourceStart: number;
    /** The index of the end character of the current token. */
    sourceEnd: number;
    /** The parser steps that preceded the error. */
    parserState: Array<string>;
    constructor(message: string, sourceStart: number, sourceEnd: number, parserState: Array<string>);
}