/**
 * Universal regex symbol extractor.
 *
 * Used for:
 *  - languages without a first-class AST parser (Java, C++, Ruby, …)
 *  - fallback when a native toolchain is missing (Python without `python`,
 *    Go without `go`, Rust without cargo/syn)
 *
 * Patterns are intentionally recall-oriented: better a few false positives
 * in the index than silently dropping whole packages from search/code-map.
 */
import type { FileSymbols, SymbolLang } from './schema.js';
/** Soft default: enough for normal sources without runaway regex on minified blobs. */
export declare const GENERIC_MAX_SYMBOLS_DEFAULT = 500;
/**
 * Only the leading window is scanned — huge generated files stay cheap.
 * H-10 (security report VF-11): lowered from 512 KB. The fallback regex
 * extractor is a last resort (tree-sitter missing/failed), and a whitespace
 * bomb under the old window needed only ~500 bytes to stall the indexer for
 * seconds — the remaining risk scales with window size, so the window itself
 * is bounded well below real source-file sizes.
 */
export declare const GENERIC_MAX_FILE_CHARS: number;
/**
 * Extract symbols with language-tuned regexes. Never throws.
 * Caps results so pathological files cannot explode the index.
 */
export declare function parseGeneric(opts: {
    file: string;
    content: string;
    lang: SymbolLang;
    /** Soft cap per file (default {@link GENERIC_MAX_SYMBOLS_DEFAULT}). */
    maxSymbols?: number;
}): FileSymbols;
/** Async wrapper matching other parser entrypoints. */
export declare function parseSymbols(opts: {
    file: string;
    content: string;
    lang: SymbolLang;
}): Promise<FileSymbols>;
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