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Class: MessagesPlaceholder

prompts.MessagesPlaceholder

Hierarchy​

  • BaseMessagePromptTemplate

    ↳ MessagesPlaceholder

Constructors​

constructor​

• new MessagesPlaceholder(variableName)

Parameters​

NameType
variableNamestring

Overrides​

BaseMessagePromptTemplate.constructor

Defined in​

langchain/src/prompts/chat.ts:55

Properties​

variableName​

• variableName: string

Defined in​

langchain/src/prompts/chat.ts:53

Accessors​

inputVariables​

• get inputVariables(): string[]

Returns​

string[]

Overrides​

BaseMessagePromptTemplate.inputVariables

Defined in​

langchain/src/prompts/chat.ts:60

Methods​

formatMessages​

▸ formatMessages(values): Promise<BaseChatMessage[]>

Parameters​

NameType
valuesInputValues

Returns​

Promise<BaseChatMessage[]>

Overrides​

BaseMessagePromptTemplate.formatMessages

Defined in​

langchain/src/prompts/chat.ts:64

serialize​

▸ serialize(): SerializedMessagePromptTemplate

Returns​

SerializedMessagePromptTemplate

Inherited from​

BaseMessagePromptTemplate.serialize

Defined in​

langchain/src/prompts/chat.ts:27