/**
 * agent-tree.ts — Visual and JSON representations for Agent swarms.
 *
 * Provides three export formats (all using parentId for hierarchy):
 *   - `buildAgentTreeMermaid` — Mermaid flowchart diagram
 *   - `buildAgentTreeText`    — Unicode box-drawing text tree
 *   - `buildAgentTreeJson`    — Structured JSON hierarchy
 */
import type { AgentRecord } from "./types.js";
/**
 * Builds a Mermaid Flowchart definition mapping the agent hierarchy.
 * Uses parentId relationships (same as text and JSON formats).
 */
export declare function buildAgentTreeMermaid(records: AgentRecord[]): string;
/**
 * Build a plain-text Unicode box-drawing tree of the agent hierarchy.
 * Uses parentId relationships to determine the tree structure.
 *
 * Example output:
 *   agent-1 (Explore) [running]
 *   ├─ agent-2 (Plan) [completed]
 *   │  └─ agent-4 (Explore) [running]
 *   └─ agent-3 (Analysis) [queued]
 */
export declare function buildAgentTreeText(records: AgentRecord[]): string;
/**
 * Generates a clean JSON array of agent tree nodes with children.
 * Each root node recursively contains its descendants.
 */
export declare function buildAgentTreeJson(records: AgentRecord[]): string;