export declare function getToolPath(tool: "fd" | "rg"): string | null;
export declare function hasTool(tool: "fd" | "rg"): boolean;
export declare function ensureTool(tool: "fd" | "rg", silent?: boolean): Promise<string | undefined>;
export declare function prewarmTool(tool: "fd" | "rg"): void;
/**
 * Clear the tool check cache. Useful for forcing a re-check of tool availability.
 */
export declare function clearToolCheckCache(): void;
/**
 * Get tool check cache stats (for debugging)
 */
export declare function getToolCheckCacheStats(): {
    size: number;
    inFlight: string[];
    entries: Array<{
        tool: string;
        path: string | null;
    }>;
};