/**
 * Orchestrate the structural walk of a Vault, producing a
 * {@link VaultSchemaSnapshot}. Called from `Vault.dumpSchema()`.
 *
 * @module
 */
import type { DumpSchemaOptions, VaultSchemaSnapshot } from './types.js';
import type { Collection } from '../../kernel/collection.js';
import type { NoydbStore } from '../../kernel/types.js';
import type { UnlockedKeyring } from '../../with-party/team/keyring.js';
import type { RefRegistry } from '../../kernel/refs.js';
import type { VaultMeta } from './meta.js';
import type { EnclaveKey } from '../../kernel/enclave/index.js';
/**
 * The minimal slice of Vault internal state the walker needs.
 * Exposed via `vault._introspectState()` to keep the public Vault
 * surface narrow.
 *
 * @internal
 */
export interface VaultIntrospectState {
    readonly name: string;
    readonly adapter: NoydbStore;
    readonly collectionCache: Map<string, Collection<unknown>>;
    readonly refRegistry: RefRegistry;
    readonly getDEK: (collectionName: string) => Promise<EnclaveKey>;
    /** The active unlocked keyring — role/permissions/userId for access-scoped ops. */
    readonly keyring: UnlockedKeyring;
    readonly subsystems: Record<string, boolean>;
    /** Vault-level descriptive metadata, when set via `openVault({meta})`. */
    readonly vaultMeta?: VaultMeta;
    readonly mvRegistry: unknown;
    readonly overlayRegistry: unknown;
    readonly derivationRegistry: unknown;
    /**
     * Returns the registered schema-update strategy names for a collection,
     * or `undefined` when none are registered. Populated from
     * `vault.#schemaUpdateNames` in `_introspectState()`.
     */
    readonly getCollectionSchemaUpdateNames?: (col: string) => readonly string[] | undefined;
    /**
     * Returns `true` when the collection has an archive policy registered
     * in `vault.archiveRegistry`, `false` otherwise. Populated from
     * `vault.archiveRegistry` in `_introspectState()`.
     */
    readonly hasCollectionArchive?: (col: string) => boolean;
}
export declare function dumpVaultSchema(vault: {
    _introspectState(): VaultIntrospectState;
}, opts: DumpSchemaOptions): Promise<VaultSchemaSnapshot>;