LangEx.Message (LangEx v0.7.0)

Chat message types for LLM interactions.

Provides struct-based message types and a reducer for accumulating messages in graph state.

Summary

t()

Reducer that appends new messages to an existing list. Messages with matching IDs replace the existing message (for corrections/updates).

Create an AI message.

Create a human message.

Create a system message.

Create a tool result message.

@type t() ::
  LangEx.Message.Human.t()
  | LangEx.Message.AI.t()
  | LangEx.Message.System.t()
  | LangEx.Message.Tool.t()

@spec add_messages([t()], [t()] | t()) :: [t()]

Reducer that appends new messages to an existing list. Messages with matching IDs replace the existing message (for corrections/updates).

@spec ai(
  String.t(),
  keyword()
) :: LangEx.Message.AI.t()

Create an AI message.

@spec human(
  String.t(),
  keyword()
) :: LangEx.Message.Human.t()

Create a human message.

@spec system(
  String.t(),
  keyword()
) :: LangEx.Message.System.t()

Create a system message.

@spec tool(String.t(), String.t(), keyword()) :: LangEx.Message.Tool.t()

Create a tool result message.