Class BaseChatMessageHistory`Abstract`

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

Hierarchy

Serializable
- BaseChatMessageHistory

Index

Constructors

Properties

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/src/load/serializable.ts:143

Properties

`Abstract` lc_namespace

lc_namespace: string[]

A path to the module that contains the class, eg. ["langchain", "llms"] Usually should be the same as the entrypoint the class is exported from.

Methods

`Abstract` addAIChatMessage

addAIChatMessage(message): Promise<void>
Parameters
- message: string
Returns Promise<void>
- Defined in langchain/src/schema/index.ts:878

`Abstract` addMessage

addMessage(message): Promise<void>
Parameters
- message: BaseMessage
Returns Promise<void>
- Defined in langchain/src/schema/index.ts:874

`Abstract` addUserMessage

addUserMessage(message): Promise<void>
Parameters
- message: string
Returns Promise<void>
- Defined in langchain/src/schema/index.ts:876

`Abstract` clear

clear(): Promise<void>
Returns Promise<void>
- Defined in langchain/src/schema/index.ts:880

`Abstract` getMessages

getMessages(): Promise<BaseMessage[]>
Returns Promise<BaseMessage[]>
- Defined in langchain/src/schema/index.ts:872

toJSON

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

toJSONNotImplemented

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

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