Function isSystemMessage

isSystemMessage<TStructure extends MessageStructure>(
x: BaseMessage,
): x is SystemMessage<TStructure>
Type Parameters
- TStructure extends MessageStructure
Parameters
- x: BaseMessage
Returns x is SystemMessage<TStructure>
Deprecated
Use SystemMessage.isInstance instead
- Defined in remotes/langchain-ai/langchainjs/v1/libs/langchain-core/src/messages/system.ts:85