Extracts the content of a user's message from an LLMMessage object at a specific index.
Usage
get_user_message(.llm, .index = NULL)
Arguments
- .llm
A LLMMessage object.
- .index
A positive integer indicating which user message to retrieve. Defaults to NULL, which retrieves the last message.
Value
Returns the content of the user's message at the specified index. If no messages are found, returns NULL.
