export declare const DESIGN_SYSTEM_TIER_LIMIT_ERROR_CODE = "design_system_tier_limit_exceeded";
export interface DesignSystemTierLimit {
    status: "ok" | "unavailable";
    plan: string | null;
    current: number | null;
    max: number | null;
    atMax: boolean;
    codeIndexingAllowed: boolean;
    upgradeUrl: string | null;
}
export interface DesignSystemTierLimitFailure {
    message: string;
    plan: string | null;
    current: number | null;
    max: number | null;
    upgradeUrl: string | null;
}
export declare function readDesignSystemTierLimitFailure(error: unknown, fallbackMessage: string): DesignSystemTierLimitFailure | null;
export declare function isDesignSystemTierAtMax(limit: Pick<DesignSystemTierLimit, "status" | "atMax"> | null | undefined): boolean;
export declare function isDesignSystemCodeIndexingAllowed(limit: Pick<DesignSystemTierLimit, "status" | "codeIndexingAllowed"> | null | undefined): boolean;