/**
 * Pre-constructed tools for querying, filtering, grouping, and reshaping structured values.
 *
 * @module @nhtio/adk/batteries/tools/data_structure
 *
 * @remarks
 * Pre-constructed bundled tools for the `data_structure` category. Import individually, the whole
 * category, or import every tool via `@nhtio/adk/batteries`.
 */
import { Tool } from "../../../common";
/**
 * Apply a pipeline of operations to a JSON array or object.
 *
 * @remarks
 * Operations are applied in order; each step transforms the output of the previous. Supported
 * operations: `filter`, `sort`, `select_keys`, `pluck`, `slice`, `unique`, `unique_by`,
 * `group_by`, `flatten`, `reverse`, `count`, `sum`, `avg`, `median`, `min`, `max`, `first`,
 * `last`, `chunk`, `frequency_count`, `top_n`, `map_template`. Dot-notation paths are supported
 * for nested key access in every operation that takes a `key` field.
 */
export declare const jsonTransformTool: Tool<import("../../../common").SpooledArtifact>;
/**
 * Perform set operations on two JSON arrays.
 *
 * @remarks
 * Supported operations: `intersection`, `union`, `difference`, `symmetric_difference`,
 * `is_member`, `is_subset`, `is_superset`. For arrays of objects, an optional `compare_key`
 * narrows equality to a single property rather than deep structural comparison.
 */
export declare const setOperationsTool: Tool<import("../../../common").SpooledArtifact>;