import type { RuntimePromotionJournal } from './runtime-promotion-journal-schema.js';
/**
 * Hold the exact preexisting project runtime open while reading it, and reassert
 * both the handle and public path before returning. Manifest equality alone
 * cannot distinguish a byte-identical replacement directory.
 */
export declare function withRuntimePromotionDestinationRootAuthority<T>(runtimeDir: string, journal: RuntimePromotionJournal, use: () => T): T;
export declare function assertRuntimePromotionDestinationRootAuthority(runtimeDir: string, journal: RuntimePromotionJournal): void;
export declare function runtimePromotionOutcomeRequiresOriginalDestination(journal: RuntimePromotionJournal, outcome: 'committed' | 'rolled-back'): boolean;
//# sourceMappingURL=runtime-promotion-destination-authority.d.ts.map