/** Decode a CSS-escaped name slice (e.g. `\\26 B` → `&B`). */
/**
 * Decode a CSS string literal slice to its actual character value.
 * `start` / `end` exclude the surrounding quote characters.
 *
 * Handles:
 *   - hex escapes (`\26 ` → `&`)
 *   - `\"` / `\'` / `\\`
 *   - escaped newlines (CSS: backslash followed by newline is removed)
 *   - any other `\<char>` → `<char>`
 */
export declare function decodeString(source: string, start: number, end: number): string;
export declare function decodeName(source: string, start: number, end: number): string;
export declare interface Token {
  type: TokenType
  start: number
  end: number
}
export declare class Tokenizer {
  source: string;
  offset: number;
  types: Uint8Array;
  starts: Uint32Array;
  ends: Uint32Array;
  count: number;
  constructor(source: string);
  get lineStarts(): number[];
  get tokens(): Token[];
  locate(offset: number): { line: number, column: number };
}
/**
 * CSS Syntax Module Level 3 tokenizer.
 *
 *   https://www.w3.org/TR/css-syntax-3/#tokenization
 *
 * Produces a flat sequence of token offsets that the parser walks. Tokens
 * are recorded as parallel arrays (type + offset) rather than allocations
 * — every other CSS lib does the same for performance.
 */
export declare const enum TokenType {
  EOF = 0,
  Ident = 1,
  Function = 2,
  AtKeyword = 3,
  Hash = 4,
  String = 5,
  BadString = 6,
  Url = 7,
  BadUrl = 8,
  Delim = 9,
  Number = 10,
  Percentage = 11,
  Dimension = 12,
  WhiteSpace = 13,
  CDO = 14,
  CDC = 15,
  Colon = 16,
  Semicolon = 17,
  Comma = 18,
  LeftSquareBracket = 19,
  RightSquareBracket = 20,
  LeftParenthesis = 21,
  RightParenthesis = 22,
  LeftCurlyBracket = 23,
  RightCurlyBracket = 24,
  Comment = 25,
}