import type { MergeableRecord } from '../../../../../util/objects';
import type { SourceRange } from '../../../../../util/range';
/**
 * Contains all information populated and present during parsing and normalization of the R AST.
 */
export interface NormalizerData extends MergeableRecord {
    /**
     * The currently active source range during parsing, i.e., the full range of the current element.
     */
    currentRange: SourceRange | undefined;
    /**
     * The currently active lexeme during parsing, i.e., the full lexeme of the current element.
     */
    currentLexeme: string | undefined;
}
/**
 * Thrown if the given input is not valid/contains unexpected elements.
 */
export declare class ParseError extends Error {
    constructor(message: string);
}