import type { MonographDb } from '../storage/db.js';
/**
 * The source-selection domain a graph was built with. `code` is what a
 * `codeOnly: true` scan looks at (files with a parseable code extension);
 * `all` additionally covers documents, markdown, config and other text files.
 *
 * The scope is persisted with the index so a later refresh reuses it instead of
 * silently narrowing coverage, and so the orphan sweep can tell "this file was
 * deleted" apart from "this file was never in the scan's domain".
 */
export type IndexScope = 'code' | 'all';
export declare function scopeForOptions(codeOnly: boolean): IndexScope;
/** The scope the stored graph was last built with, or null if never recorded. */
export declare function readIndexScope(db: MonographDb): IndexScope | null;
export declare function writeIndexScope(db: MonographDb, scope: IndexScope): void;
/**
 * Whether `filePath` belongs to the source domain a build at `scope` actually
 * scans. Rows outside the current scope's domain were produced by a wider
 * earlier build and must be left alone — a code-only refresh never looked at
 * those files, so their absence from its file list is not evidence of deletion.
 */
export declare function isWithinScope(filePath: string, scope: IndexScope): boolean;
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