Struct SpanExtAttrs 

pub struct SpanExtAttrs { /* private fields */ }

A span extension to record the span attributes

Trait Implementations

impl Debug for SpanExtAttrs

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

Formats the value using the given formatter.

impl Default for SpanExtAttrs

fn default() -> SpanExtAttrs

Returns the “default value” for a type.

impl SpanExtension for SpanExtAttrs

fn register_default<S>(span_ref: &SpanRef<'_, S>)

where S: Subscriber + for<'a> LookupSpan<'a>, Self: Default + Send + Sync + 'static,

Registers an extension with default values

fn register_value<S>(initial_value: Self, span_ref: &SpanRef<'_, S>)

where S: Subscriber + for<'a> LookupSpan<'a>, Self: Send + Sync + Sized + 'static,

Registers an extension with initial value

fn record_attrs<S>(span_ref: &SpanRef<'_, S>, attrs: &Attributes<'_>)

where S: Subscriber + for<'a> LookupSpan<'a>, Self: Visit + Sized + 'static,

Records the span attributes for the extension

impl Visit for SpanExtAttrs

fn record_debug(&mut self, field: &Field, value: &dyn Debug)

Visit a value implementing fmt::Debug.

fn record_f64(&mut self, field: &Field, value: f64)

Visit a double-precision floating point value.

fn record_i64(&mut self, field: &Field, value: i64)

Visit a signed 64-bit integer value.

fn record_u64(&mut self, field: &Field, value: u64)

Visit an unsigned 64-bit integer value.

fn record_i128(&mut self, field: &Field, value: i128)

Visit a signed 128-bit integer value.

fn record_u128(&mut self, field: &Field, value: u128)

Visit an unsigned 128-bit integer value.

fn record_bool(&mut self, field: &Field, value: bool)

Visit a boolean value.

fn record_str(&mut self, field: &Field, value: &str)

Visit a string value.

fn record_bytes(&mut self, field: &Field, value: &[u8])

Visit a byte slice.

fn record_error(&mut self, field: &Field, value: &(dyn Error + 'static))

Records a type implementing Error.