import { AttributePathSegment } from './types';
/**
 * Split a script into logical lines, respecting strings, $() subexpressions, and backslash continuation.
 * Treats ; and \n as line separators, but only at the top level (not inside strings or $()).
 * Handles backslash line continuation: lines ending with \ are joined with the next line.
 */
export declare function splitIntoLogicalLines(script: string): string[];
/**
 * Handle backslash line continuation.
 * Lines ending with \ are joined with the next line, removing the backslash
 * and replacing the newline + leading whitespace with a single space.
 */
export declare function handleBackslashContinuation(script: string): string;
/**
 * Lexer utility functions for token parsing
 */
export declare class LexerUtils {
    static parseString(token: string): string;
    static isString(token: string): boolean;
    static isNumber(token: string): boolean;
    static isInteger(token: string): boolean;
    static isVariable(token: string): boolean;
    /**
     * Parse attribute access path from a variable token
     * Returns the base variable name and path segments
     * If name is empty string, it means the last value ($) with attributes
     */
    static parseVariablePath(token: string): {
        name: string;
        path: AttributePathSegment[];
    };
    /**
     * Parse a dynamic key from inside brackets: [$varName] or [$varName.property]
     * @param str The full string being parsed
     * @param pos Position right after the '$' character
     * @returns The parsed segment and the position after the closing ']'
     */
    private static parseDynamicKey;
    static isLastValue(token: string): boolean;
    static isPositionalParam(token: string): boolean;
}