import { BaseTokenReader } from './BaseTokenReader';
import { Lexeme } from '../models/Lexeme';
/**
 * Reads SQL symbol tokens (., ,, (, ))
 */
export declare class SpecialSymbolTokenReader extends BaseTokenReader {
    private static readonly SPECIAL_SYMBOL_TOKENS;
    /**
     * Try to read a symbol token
     */
    tryRead(previous: Lexeme | null): Lexeme | null;
}