import type { MemoryBackend, PatchReport } from "./types.js";
export interface MigrateScopeReport {
    /** Entries moved to the new scope (CAS-clean). */
    moved: number;
    /** Entries that hit a CAS conflict (concurrently edited during migration) — re-run to retry. */
    conflicts: PatchReport["conflicts"];
    /** Whether the consolidation cursor was carried over (only when the old scope had one). */
    cursorMoved: boolean;
}
/**
 * Move EVERY entry from `fromScope` to `toScope` on one backend (id-preserving, rev-recomputed via
 * the cross-scope move contract), then carry the consolidation cursor. NOT transactional across
 * entries (the contract's per-patch independence): a conflict leaves that entry in place — the
 * report says so and a re-run picks it up. Refuses same-key no-ops.
 */
export declare function migrateScope(backend: MemoryBackend, fromScope: string, toScope: string): Promise<MigrateScopeReport>;
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