import type { RepoBrainEntry, RepoBrainIndex } from './types.js';
export declare class RepoBrain {
    private root;
    private options;
    private index?;
    constructor(root: string, options?: {
        stateDir?: string;
        maxFiles?: number;
    });
    loadOrBuild(): RepoBrainIndex;
    rebuild(): RepoBrainIndex;
    search(query: string, limit?: number): RepoBrainEntry[];
    summarize(limitChars?: number): string;
}
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