/**
 * CSV Module Constants
 *
 * Shared constants used across the CSV module.
 * Extracted to avoid circular dependencies between parse-core and utils/parse.
 */
/**
 * Pre-compiled regex for line splitting (matches CR, LF, or CRLF)
 */
export declare const DEFAULT_LINEBREAK_REGEX: RegExp;
/**
 * Get UTF-8 byte length of a string efficiently.
 * Uses fast path for ASCII-only strings and encodeInto for mixed content.
 *
 * @param text - String to measure
 * @returns UTF-8 byte length
 */
export declare function getUtf8ByteLength(text: string): number;