@langchain/core/dist/utils/testing/message_history.d.ts

Core LangChain.js abstractions and schemas

import { BaseMessage } from "../../messages/base.js";
import { BaseChatMessageHistory, BaseListChatMessageHistory } from "../../chat_history.js";
import "../../messages/index.js";
import { BaseTracer, Run } from "../../tracers/base.js";
export declare class FakeChatMessageHistory extends BaseChatMessageHistory {
  lc_namespace: string[];
  messages: Array<BaseMessage>;
  constructor();
  getMessages(): Promise<BaseMessage[]>;
  addMessage(message: BaseMessage): Promise<void>;
  addUserMessage(message: string): Promise<void>;
  addAIMessage(message: string): Promise<void>;
  clear(): Promise<void>;
}
export declare class FakeListChatMessageHistory extends BaseListChatMessageHistory {
  lc_namespace: string[];
  messages: Array<BaseMessage>;
  constructor();
  addMessage(message: BaseMessage): Promise<void>;
  getMessages(): Promise<BaseMessage[]>;
}
export declare class FakeTracer extends BaseTracer {
  name: string;
  runs: Run[];
  constructor();
  protected persistRun(run: Run): Promise<void>;
}
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