batch-chat.md
In ellmer: Chat with Large Language Models

errors if chat/provider/prompts don't match previous run

Code
  batch_chat(chat, prompts, path)
Condition
  Error in `batch_chat()`:
  ! provider, prompts, and user_turns don't match stored values.
  i Do you need to pick a different `path`?
  i Or set `ignore_hash = TRUE` to ignore this check?

Code
  batch_chat_structured(chat, prompts, path, type = type_string())
Condition
  Error in `batch_chat_structured()`:
  ! provider, prompts, and user_turns don't match stored values.
  i Do you need to pick a different `path`?
  i Or set `ignore_hash = TRUE` to ignore this check?

can override hash check

Code
  . <- batch_chat(chat, prompts, path, ignore_hash = TRUE)
Condition
  Warning in `batch_chat()`:
  ! prompts and user_turns don't match stored values.

informative error for bad inputs

Code
  batch_chat(1)
Condition
  Error in `batch_chat()`:
  ! `chat` must be a string or a <Chat> object, not the number 1.
Code
  batch_chat(chat_ollama)
Condition
  Error in `batch_chat()`:
  ! Batch requests are not currently supported by this provider.
Code
  batch_chat(chat_openai, "a")
Condition
  Error in `batch_chat()`:
  ! `prompts` must be a list or prompt, not the string "a".
Code
  batch_chat(chat_openai, list("a"), path = 1)
Condition
  Error in `batch_chat()`:
  ! `path` must be a single string, not the number 1.
Code
  batch_chat(chat_openai, list("a"), path = "x", wait = 1)
Condition
  Error in `batch_chat()`:
  ! `wait` must be `TRUE` or `FALSE`, not the number 1.