Struct Span 

pub struct Span {
    pub id: u64,
    pub parent_id: Option<u64>,
    pub name: String,
    pub target: String,
    pub wasm: bool,
}

Represents a single instance of a tracing span.

Exiting a span does not imply that the span will not be re-entered.

Fields

id: u64

id for this span

parent_id: Option<u64>

id of the parent span, if any

name: String

Name of this span

target: String

Target, typically module

wasm: bool

Indicates if the span is from wasm

Trait Implementations

impl Clone for Span

fn clone(&self) -> Span

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Span

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Span

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Span

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

where __S: Serializer,

Serialize this value into the given Serde serializer.