import type { FeatureFlagManager } from './manager.js';
import type { FeatureInoperability } from './types.js';
export type FeatureFlagReader = Pick<FeatureFlagManager, 'isEnabled'> | null | undefined;
/**
 * The declared reason a capability cannot operate in this build, or null when
 * it can. Surfaces read this to explain a control instead of offering one that
 * does nothing.
 */
export declare function featureInoperability(flagId: string): FeatureInoperability | null;
export declare function isFeatureGateEnabled(featureFlags: FeatureFlagReader, flagId: string): boolean;
export declare function requireFeatureGate(featureFlags: FeatureFlagReader, flagId: string, operation: string): void;
export declare function surfaceFeatureGateId(surface: string): string | null;
export declare function isSurfaceFeatureGateEnabled(featureFlags: FeatureFlagReader, surface: string): boolean;
//# sourceMappingURL=gates.d.ts.map