import { type ScanExclusion } from '../utils/scan.js';
import type { RAGServerConfig } from './types.js';
/**
 * `list_files` presentation over {@link bfsCollectSupportedFiles}: renders the
 * walker's coverage facts as sorted absolute paths plus non-fatal warnings.
 *
 * A `readdir` failure becomes a warning rather than aborting the call — one
 * unreadable root must not hide files under the others. The depth-limit
 * warning names the base directory and is emitted at most once per call,
 * however many branches were pruned. Symlinks are skipped and not surfaced.
 */
export declare function scanBaseDir(baseDir: string, exclusion: ScanExclusion, scope?: string[]): Promise<{
    files: string[];
    warnings: string[];
}>;
/**
 * Normalize both {@link RAGServerConfig} shapes into `{ baseDirs, baseDir }`.
 *
 * Empty `baseDirs` is accepted ONLY in degraded mode, where the server must
 * stay constructible so `status` remains callable and `assertConfigOk` fails
 * every root-dependent tool first. Without a configError an empty array is
 * misuse — reject it rather than build a parser that rejects every path.
 *
 * `baseDir` is the legacy accessor, `baseDirs[0]`; empty-string in degraded
 * mode, where nothing reaches it.
 */
export declare function normalizeBaseDirs(config: RAGServerConfig): {
    baseDirs: string[];
    baseDir: string;
};
//# sourceMappingURL=list-scanner.d.ts.map