/**
 * Language-neutral extractor interface — graph producers plug in here.
 * No ts-morph or language-specific imports in this module.
 */
import type { SutraNode, SutraEdge } from "./types.js";
export interface ExtractorResult {
    nodes: SutraNode[];
    edges: SutraEdge[];
}
export interface ExtractorInput {
    repoRoot: string;
    /** When set, TS extractor reads/writes .sutra/cache under this directory. */
    cacheRoot?: string;
}
/** Pluggable language extractor. Checks/features run downstream in cli.ts. */
export interface Extractor {
    /** Stable language id, e.g. "ts" or "python-frappe". */
    language: string;
    /** True when this extractor claims the file (by extension/path). */
    matches(filePath: string): boolean;
    /** Optional repo-level gate — skip extractor when false. */
    appliesTo?(repoRoot: string): boolean;
    /** Extract structural nodes/edges from the repo. */
    extract(input: ExtractorInput): ExtractorResult;
}