import type { ControlRejectionScope, ProviderProfile, StoredControlRejection } from "../provider-profile.js";
export declare const DEFAULT_CONTROL_REJECTION_TTL_MS: number;
export interface ControlRejectionKey extends ControlRejectionScope {
    readonly field: string;
    readonly value?: string | undefined;
}
export declare const controlRejections: Map<string, StoredControlRejection>;
export declare function rejectionStoreKey(key: ControlRejectionKey): string;
export declare function recordControlRejection(key: ControlRejectionKey, options?: {
    ttlMs?: number;
    now?: number;
} | undefined): void;
export declare function activeControlRejections(scope: ControlRejectionScope, now?: number | undefined): readonly ControlRejectionKey[];
export declare function applyObservedControlRejections(profile: ProviderProfile, now?: number | undefined): ProviderProfile;