/**
 * Introspection Index Storage
 *
 * Manages file metadata for context-aware search boosting.
 * Handles saving and loading introspection data to/from disk.
 */
import type { FileIntrospection, ProjectStructure, Config } from "../../domain/entities";
/**
 * Introspection index for a workspace.
 */
export declare class IntrospectionIndex {
    private rootDir;
    private structure;
    private files;
    private config;
    constructor(rootDir: string);
    /**
     * Initialize by detecting project structure.
     */
    initialize(): Promise<void>;
    /**
     * Get project structure.
     */
    getStructure(): ProjectStructure | null;
    /**
     * Introspect a file and add to index.
     *
     * @param filepath - Relative file path
     * @param content - Optional file content for framework detection
     * @param enableReadmeContext - Whether to look for README files (default: true)
     */
    addFile(filepath: string, content?: string, enableReadmeContext?: boolean): FileIntrospection;
    /**
     * Get introspection for a file.
     */
    getFile(filepath: string): FileIntrospection | undefined;
    /**
     * Get all introspected files.
     */
    getAllFiles(): FileIntrospection[];
    /**
     * Apply config overrides to introspection.
     */
    private applyOverrides;
    /**
     * Save introspection index to disk.
     */
    save(config: Config): Promise<void>;
    /**
     * Load introspection index from disk.
     */
    load(config: Config): Promise<void>;
    /**
     * Recursively load file introspections.
     */
    private loadFilesRecursive;
    /**
     * Clear the index.
     */
    clear(): void;
}