/**
 * @file Error messages for CSS token stream and balancer.
 */
export declare const END_OF_INPUT = "end of input";
export declare const ERROR_MESSAGES: {
    EXPECTED_ANY_TOKEN_BUT_GOT: string;
    EXPECTED_TOKEN_BUT_GOT: string;
    EXPECTED_TOKEN_WITH_BALANCE_BUT_GOT: string;
    EXPECTED_TOKEN_WITH_VALUE_BUT_GOT: string;
};