export declare function matchesFormatErrorPattern(raw: string): boolean; export declare function isRateLimitErrorMessage(raw: string): boolean; export declare function isTimeoutErrorMessage(raw: string): boolean; export declare function isPeriodicUsageLimitErrorMessage(raw: string): boolean; export declare function isBillingErrorMessage(raw: string): boolean; export declare function isAuthPermanentErrorMessage(raw: string): boolean; export declare function isAuthErrorMessage(raw: string): boolean; export declare function isOverloadedErrorMessage(raw: string): boolean;