/**
 * Python source symbol extraction using the `ast` module.
 *
 * Runs the extraction program from `toolchain-scripts.ts` under the resolved
 * interpreter, with the source on stdin, and decodes its JSON.
 *
 * Extracts: class, function, method, property, const, var, type
 */
import type { FileSymbols, SymbolLang } from './schema.js';
/**
 * Prefer Python's `ast` when a runtime is available. When Python is missing
 * or the spawn fails, fall back to the generic regex extractor so `.py` files
 * still enter the index instead of being silently empty.
 *
 * Syntax errors from a working Python still return zero symbols (ast cannot
 * recover) — that is intentional correctness, not a gap in coverage.
 */
export declare function parseSymbols(opts: {
    file: string;
    content: string;
    lang: SymbolLang;
}): Promise<FileSymbols>;
export { detectLang } from './languages.js';
/**
 * The resolved Python binary (or null when no runtime is available).
 * Shared with the batch parser so both paths run the same interpreter.
 */
export declare function resolvePythonBinary(): Promise<string | null>;
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