Struct ContextSegment 

pub struct ContextSegment {
    pub id: String,
    pub segment_type: ContextSegmentType,
    pub content: String,
    pub token_count: usize,
    pub priority: ContextPriority,
    pub compressible: bool,
    pub source_step_id: Option<StepId>,
    pub added_at: DateTime<Utc>,
    pub sequence: u64,
}

A portion of the context window

Matches contextSegmentSchema in @enact/schemas

Fields

id: String

Unique segment identifier

segment_type: ContextSegmentType

Segment type

content: String

Segment content

token_count: usize

Token count for this segment

priority: ContextPriority

Priority for compaction decisions

compressible: bool

Whether this segment can be compressed

source_step_id: Option<StepId>

Source step (for tool results, child summaries)

added_at: DateTime<Utc>

Timestamp when segment was added

sequence: u64

Sequence number for ordering

Implementations

impl ContextSegment

pub fn new( segment_type: ContextSegmentType, content: String, token_count: usize, sequence: u64, ) -> Self

Create a new context segment

pub fn system(content: impl Into<String>, token_count: usize) -> Self

Create a system prompt segment

pub fn user_input( content: impl Into<String>, token_count: usize, sequence: u64, ) -> Self

Create a user input segment

pub fn history( content: impl Into<String>, token_count: usize, sequence: u64, ) -> Self

Create a history segment

pub fn tool_results( content: impl Into<String>, token_count: usize, sequence: u64, step_id: StepId, ) -> Self

Create a tool results segment

pub fn rag_context( content: impl Into<String>, token_count: usize, sequence: u64, ) -> Self

Create a RAG context segment

pub fn child_summary( content: impl Into<String>, token_count: usize, sequence: u64, step_id: StepId, ) -> Self

Create a child summary segment

pub fn guidance( content: impl Into<String>, token_count: usize, sequence: u64, ) -> Self

Create a guidance segment (from inbox)

pub fn with_priority(self, priority: ContextPriority) -> Self

Set custom priority

pub fn non_compressible(self) -> Self

Mark as non-compressible

Trait Implementations

impl Clone for ContextSegment

fn clone(&self) -> ContextSegment

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ContextSegment

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ContextSegment

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ContextSegment

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

where __S: Serializer,

Serialize this value into the given Serde serializer.