Struct ResponseStateEvent 

pub struct ResponseStateEvent {
    pub event_type: String,
    pub item_type: String,
    pub output_index: u32,
    pub identifier: String,
    pub delta: String,
    pub value: Option<Value>,
}

A single state transition event emitted by PIE/PSE for structured outputs.

Fields

event_type: String

Event type (e.g., item_started, content_delta, item_completed)

item_type: String

Item type (e.g., message, tool_call, reasoning)

output_index: u32

Output index for this item in the response output array

identifier: String

Identifier for sub-items or tool names

delta: String

Delta text for streaming content updates

value: Option<Value>

Optional final value for completion events

Trait Implementations

impl Clone for ResponseStateEvent

fn clone(&self) -> ResponseStateEvent

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ResponseStateEvent

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

Formats the value using the given formatter.

impl Default for ResponseStateEvent

fn default() -> ResponseStateEvent

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ResponseStateEvent

where ResponseStateEvent: Default,

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ResponseStateEvent

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

where __S: Serializer,

Serialize this value into the given Serde serializer.