Class CallbackManagerForToolRun

Base class for run manager in LangChain.

Hierarchy (view full)

BaseRunManager
- CallbackManagerForToolRun

Implements

BaseCallbackManagerMethods

Index

Constructors

Properties

handlers runId inheritableHandlers inheritableMetadata inheritableTags metadata tags

Accessors

Methods

getChild handleText handleToolEnd handleToolError

Constructors

constructor

new CallbackManagerForToolRun(runId, handlers, inheritableHandlers, tags, inheritableTags, metadata, inheritableMetadata, _parentRunId?): CallbackManagerForToolRun
Parameters
- runId: string
- handlers: BaseCallbackHandler[]
- inheritableHandlers: BaseCallbackHandler[]
- tags: string[]
- inheritableTags: string[]
- metadata: Record<string, unknown>
- inheritableMetadata: Record<string, unknown>
- Optional_parentRunId: string
Returns CallbackManagerForToolRun
Inherited from BaseRunManager.constructor
- Defined in langchain-core/src/callbacks/manager.ts:116

Properties

`Readonly`handlers

handlers: BaseCallbackHandler[]

`Readonly`runId

runId: string

`Protected` `Readonly`inheritableHandlers

inheritableHandlers: BaseCallbackHandler[]

`Protected` `Readonly`inheritableMetadata

inheritableMetadata: Record<string, unknown>

`Protected` `Readonly`inheritableTags

inheritableTags: string[]

`Protected` `Readonly`metadata

metadata: Record<string, unknown>

`Protected` `Readonly`tags

tags: string[]

Accessors

parentRunId

get parentRunId(): undefined | string
Returns undefined | string
Inherited from BaseRunManager.parentRunId
- Defined in langchain-core/src/callbacks/manager.ts:127

Methods

getChild

getChild(tag?): CallbackManager
Parameters
- Optionaltag: string
Returns CallbackManager
- Defined in langchain-core/src/callbacks/manager.ts:459

handleText

handleText(text): Promise<void>
Parameters
- text: string
Returns Promise<void>
Implementation of BaseCallbackManagerMethods.handleText
Inherited from BaseRunManager.handleText
- Defined in langchain-core/src/callbacks/manager.ts:131

handleToolEnd

handleToolEnd(output): Promise<void>
Called at the end of a Tool run, with the tool output and the run ID.
Parameters
- output: string | ToolMessage
Returns Promise<void>
Implementation of BaseCallbackManagerMethods.handleToolEnd
- Defined in langchain-core/src/callbacks/manager.ts:497

handleToolError

handleToolError(err): Promise<void>
Called if a Tool run encounters an error
Parameters
- err: unknown
Returns Promise<void>
Implementation of BaseCallbackManagerMethods.handleToolError
- Defined in langchain-core/src/callbacks/manager.ts:471