/**
 * Active indexing strategy factory. Calling `withIndexing()` returns
 * an `IndexStrategy` whose `createState` constructs a real
 * `CollectionIndexes` (eager) or `PersistedCollectionIndex` (lazy)
 * per Collection, depending on the collection's `prefetch` mode and
 * its declared `IndexDef[]`.
 *
 * This module is only reachable through the `@noy-db/hub/indexing`
 * subpath — a consumer that never imports the subpath ships none of
 * this (ESM tree-shaking + hub's `"sideEffects": false`).
 */
import type { IndexStrategy } from './strategy.js';
/**
 * Build the default indexing strategy. Pass into
 * `createNoydb({ indexStrategy: withIndexing() })` to light up the
 * eager-mode `==/in` fast-path on `.query()` and the full lazy-mode
 * `.lazyQuery()` + rebuild / reconcile / auto-reconcile surface.
 *
 * @example
 * ```ts
 * import { createNoydb } from '@noy-db/hub'
 * import { withIndexing } from '@noy-db/hub/indexing'
 *
 * const db = await createNoydb({
 *   store, user, secret,
 *   indexStrategy: withIndexing(),
 * })
 * ```
 */
export declare function withIndexing(): IndexStrategy;