/**
 * Pre-constructed tools for transforming arrays and objects into tables and tabular text.
 *
 * @module @nhtio/adk/batteries/tools/structured_data
 *
 * @remarks
 * Pre-constructed bundled tools for the `structured_data` category. Import individually, the whole
 * category, or import every tool via `@nhtio/adk/batteries`.
 */
import { Tool } from "../../../common";
/**
 * Convert a JSON array of objects into a formatted table.
 *
 * @remarks
 * Supports `markdown`, `csv`, and `tsv` output. Columns default to the keys of the first row;
 * supply `columns` to control which keys appear and in what order.
 */
export declare const formatTableTool: Tool<import("../../../common").SpooledArtifact>;
/**
 * Pretty-print or minify a JSON string.
 *
 * @remarks
 * Validates the input as JSON, then re-serialises it with the requested indentation. `indent` is
 * clamped to the range [0, 8]; `0` produces minified output.
 */
export declare const jsonFormatTool: Tool<import("../../../common").SpooledArtifact>;
/**
 * Check whether a string matches a known format.
 *
 * @remarks
 * Supported formats: `email`, `uuid` (v1–v5), `ipv4`, `iso_date`, `iso_datetime`, `hex_color`,
 * `phone_e164`, `semver`, `integer`, `decimal`, `alphanumeric`, `slug`, `hex`, `base64`.
 */
export declare const validateFormatTool: Tool<import("../../../common").SpooledArtifact>;