Struct PipelineSpan 

pub struct PipelineSpan {
    pub request_id: String,
    pub session_id: String,
    pub stage: PipelineStage,
    pub start_unix_nanos: u128,
    pub duration: Duration,
    pub success: bool,
    pub error: Option<String>,
    pub tags: HashMap<String, String>,
}

A single pipeline stage span, ready for export.

Fields

request_id: String

Unique identifier for the parent request.

session_id: String

Session identifier.

stage: PipelineStage

Which stage this span covers.

start_unix_nanos: u128

Absolute start time (Unix nanos).

duration: Duration

Duration of this stage.

success: bool

Whether the stage completed successfully.

error: Option<String>

Optional error message (populated on failure).

tags: HashMap<String, String>

Arbitrary key-value tags attached to this span.

Implementations

impl PipelineSpan

pub fn start( request_id: impl Into<String>, session_id: impl Into<String>, stage: PipelineStage, ) -> Self

Create a new span starting now.

pub fn finish(&mut self, success: bool, error: Option<String>)

Finish this span (record duration).

pub fn tag(&mut self, key: impl Into<String>, value: impl Into<String>)

Add a tag.

Trait Implementations

impl Clone for PipelineSpan

fn clone(&self) -> PipelineSpan

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PipelineSpan

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for PipelineSpan

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for PipelineSpan

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

where __S: Serializer,

Serialize this value into the given Serde serializer.