import type { ExtractedTool } from "../formats.js";
/**
 * Static tRPC extraction (04 §1, additive within vendo/tools@3).
 *
 * Routers are parsed with the TypeScript compiler API — no code from the host
 * is executed. The compiler itself is resolved from the HOST's node_modules
 * (every tRPC app is a TypeScript app); when it cannot be resolved the
 * extractor fails closed to zero tools with a warning.
 *
 * Zod input schemas are statically interpreted into JSON Schema for common
 * patterns; unrecognized validators fail closed to a permissive schema with a
 * note on the tool.
 */
export interface TrpcExtractResult {
    tools: ExtractedTool[];
    warnings: string[];
}
export declare function detectTrpc(root: string): Promise<boolean>;
export declare function extractTrpc(root: string): Promise<TrpcExtractResult>;
/** The mounts trpc tools were extracted from — route-scan tools under these
 * paths are shadowed (the catch-all HTTP route is not a real API surface). */
export declare function trpcMounts(tools: readonly ExtractedTool[]): string[];