Enum TraceEvent 

pub enum TraceEvent {
    NewSpan {
        id: u64,
        name: &'static str,
        target: &'static str,
        level: Level,
        fields: SmallVec<[(&'static str, FieldValue); 4]>,
        timestamp: SystemTime,
        parent_id: Option<u64>,
        thread_name: &'static str,
        file: Option<&'static str>,
        line: Option<u32>,
    },
    SpanEnter {
        id: u64,
        timestamp: SystemTime,
        thread_name: &'static str,
    },
    SpanExit {
        id: u64,
        timestamp: SystemTime,
        thread_name: &'static str,
    },
    SpanClose {
        id: u64,
        timestamp: SystemTime,
    },
    Event {
        name: &'static str,
        target: &'static str,
        level: Level,
        fields: SmallVec<[(&'static str, FieldValue); 4]>,
        timestamp: SystemTime,
        parent_span: Option<u64>,
        thread_id: &'static str,
        thread_name: &'static str,
        module_path: Option<&'static str>,
        file: Option<&'static str>,
        line: Option<u32>,
    },
}

Unified representation of a trace event captured from the tracing layer. This is captured once on the application thread, then sent to the background worker for fan-out to multiple exporters.

Variants

NewSpan

A new span was created (on_new_span)

Fields

id: u64

name: &'static str

target: &'static str

level: Level

fields: SmallVec<[(&'static str, FieldValue); 4]>

timestamp: SystemTime

parent_id: Option<u64>

thread_name: &'static str

file: Option<&'static str>

line: Option<u32>

SpanEnter

A span was entered (on_enter)

Fields

id: u64

timestamp: SystemTime

thread_name: &'static str

SpanExit

A span was exited (on_exit)

Fields

id: u64

timestamp: SystemTime

thread_name: &'static str

SpanClose

A span was closed (dropped)

Fields

id: u64

timestamp: SystemTime

Event

A tracing event occurred (e.g., tracing::info!())

Fields

name: &'static str

target: &'static str

level: Level

fields: SmallVec<[(&'static str, FieldValue); 4]>

timestamp: SystemTime

parent_span: Option<u64>

thread_id: &'static str

thread_name: &'static str

module_path: Option<&'static str>

file: Option<&'static str>

line: Option<u32>

Trait Implementations

impl Clone for TraceEvent

fn clone(&self) -> TraceEvent

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TraceEvent

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

Formats the value using the given formatter.