Class BaseChatMessageHistory`Abstract`

Base class for all chat message histories. All chat message histories should extend this class.

Hierarchy (view full)

Serializable
- BaseChatMessageHistory
  - FakeChatMessageHistory

Index

Constructors

Methods

addAIChatMessage addMessage addUserMessage clear getMessages toJSON toJSONNotImplemented

Constructors

constructor

new BaseChatMessageHistory(kwargs?, ..._args): BaseChatMessageHistory
Parameters
- Optional kwargs: SerializedFields
- Rest ..._args: never[]
Returns BaseChatMessageHistory
Inherited from Serializable.constructor
- Defined in langchain-core/src/load/serializable.ts:143

Methods

`Abstract` addAIChatMessage

addAIChatMessage(message): Promise<void>
Parameters
- message: string
Returns Promise<void>
- Defined in langchain-core/src/chat_history.ts:17

`Abstract` addMessage

addMessage(message): Promise<void>
Parameters
- message: BaseMessage
Returns Promise<void>
- Defined in langchain-core/src/chat_history.ts:13

`Abstract` addUserMessage

addUserMessage(message): Promise<void>
Parameters
- message: string
Returns Promise<void>
- Defined in langchain-core/src/chat_history.ts:15

`Abstract` clear

clear(): Promise<void>
Returns Promise<void>
- Defined in langchain-core/src/chat_history.ts:19

`Abstract` getMessages

getMessages(): Promise<BaseMessage[]>
Returns Promise<BaseMessage[]>
- Defined in langchain-core/src/chat_history.ts:11

toJSON

toJSON(): Serialized
Returns Serialized
Inherited from Serializable.toJSON
- Defined in langchain-core/src/load/serializable.ts:147

toJSONNotImplemented

toJSONNotImplemented(): SerializedNotImplemented
Returns SerializedNotImplemented
Inherited from Serializable.toJSONNotImplemented
- Defined in langchain-core/src/load/serializable.ts:221

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