Struct PromptMessage 

pub struct PromptMessage {
    pub role: Role,
    pub content: ContentBlock,
}

Message in a prompt result (2025-11-25 with ContentBlock support)

Fields

role: Role

Role of the message

content: ContentBlock

Content of the message (supports all content types including resource_link)

Implementations

impl PromptMessage

pub fn system<S: Into<String>>(content: S) -> Self

Create a system message

pub fn user<S: Into<String>>(content: S) -> Self

Create a user message

pub fn assistant<S: Into<String>>(content: S) -> Self

Create an assistant message

pub fn with_role(role: Role, content: Content) -> Self

Create a message with custom role

Trait Implementations

impl Clone for PromptMessage

fn clone(&self) -> PromptMessage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PromptMessage

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for PromptMessage

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for PromptMessage

fn eq(&self, other: &PromptMessage) -> 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 PromptMessage

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 PromptMessage