/**
 * Workspace indexer: full builds and incremental refresh.
 *
 * A build creates a new index generation atomically. Building generations are
 * never query authority; the most recent validated ready generation is served
 * during a build. Interrupted builds are discardable. Source files are never
 * written by the indexer.
 */
import { type WorkspaceIndexConfig } from "./config.js";
import { type ResolvedWorkspaceIdentity } from "./identity.js";
import { type WorkspaceDb } from "./storage.js";
import type { EmbeddingBackend, WorkspaceIndexGeneration } from "./types.js";
export interface BuildOptions {
    config?: WorkspaceIndexConfig;
    signal?: AbortSignal;
    onEvent?: (event: string, payload?: Record<string, unknown>) => void;
    embedBackend?: EmbeddingBackend;
}
export interface BuildReport {
    generationId: string;
    status: WorkspaceIndexGeneration["status"];
    filesIndexed: number;
    chunksIndexed: number;
    symbolsIndexed: number;
    embeddingsIndexed: number;
    discovered: number;
    skippedIgnored: number;
    sensitiveSkipped: number;
    changed: number;
    added: number;
    removed: number;
    rebuild: boolean;
}
export declare class WorkspaceIndexer {
    private db;
    private identity;
    private config;
    constructor(db: WorkspaceDb, identity: ResolvedWorkspaceIdentity, config?: WorkspaceIndexConfig);
    get generationConfig(): WorkspaceIndexConfig;
    /** Full (re)build of the workspace index. */
    build(opts?: BuildOptions): Promise<BuildReport>;
    /** Incremental refresh against the current ready generation. */
    refresh(opts?: BuildOptions): Promise<BuildReport>;
    private removeGenerationData;
    private modelFile;
    private writeFilesToGeneration;
    private writeFileModel;
}
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