stream/agent.ts

Typed streaming interface for ReactAgent with tool calling support

// Source: https://github.com/langchain-ai/langgraphjs | License: MIT | Copyright 2024 LangChain
// Provided via justclaw.it.com; keep this notice with the code.
/**
 * Stream types for ReactAgent instances created with `createAgent`.
 *
 * This module provides the stream interface that adds tool calling capabilities
 * on top of the base graph streaming functionality.
 *
 * @module
 */

import type {
  DefaultToolCall,
  AIMessage,
  ToolCallWithResult,
} from "../../types.messages.js";
import type { BagTemplate } from "../../types.template.js";
import type { BaseStream } from "./base.js";
import type { UseStreamOptions } from "../types.js";

/**
 * Stream interface for ReactAgent instances created with `createAgent`.
 *
 * Extends {@link UseGraphStream} with tool calling capabilities. To

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