Struct ChatMessageChunk 

pub struct ChatMessageChunk { /* private fields */ }

Chat message chunk (yielded when streaming).

This corresponds to ChatMessageChunk in LangChain Python.

Implementations

impl ChatMessageChunk

pub fn new(role: impl Into<String>, content: impl Into<String>) -> Self

Create a new chat message chunk with the given role.

pub fn with_id( id: impl Into<String>, role: impl Into<String>, content: impl Into<String>, ) -> Self

Create a new chat message chunk with an ID.

pub fn content(&self) -> &str

Get the message content.

pub fn role(&self) -> &str

Get the message role.

pub fn id(&self) -> Option<&str>

Get the message ID.

pub fn name(&self) -> Option<&str>

Get the message name.

pub fn additional_kwargs(&self) -> &HashMap<String, Value>

Get additional kwargs.

pub fn response_metadata(&self) -> &HashMap<String, Value>

Get response metadata.

pub fn concat(&self, other: &ChatMessageChunk) -> ChatMessageChunk

Concatenate this chunk with another chunk.

Panics

Panics if the roles are different.

pub fn to_message(&self) -> ChatMessage

Convert this chunk to a complete ChatMessage.

Trait Implementations

impl Add for ChatMessageChunk

type Output = ChatMessageChunk

The resulting type after applying the + operator.

fn add(self, other: ChatMessageChunk) -> ChatMessageChunk

Performs the + operation.

impl Clone for ChatMessageChunk

fn clone(&self) -> ChatMessageChunk

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ChatMessageChunk

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ChatMessageChunk

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl From<ChatMessageChunk> for BaseMessageChunk

fn from(chunk: ChatMessageChunk) -> Self

Converts to this type from the input type.

impl PartialEq for ChatMessageChunk

fn eq(&self, other: &ChatMessageChunk) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for ChatMessageChunk

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for ChatMessageChunk