Struct sp_tracing::span::Record

pub struct Record<'a> { /* private fields */ }

A set of fields recorded by a span.

Implementations

impl<'a> Record<'a>

pub fn new(values: &'a ValueSet<'a>) -> Record<'a>

Constructs a new Record from a ValueSet.

pub fn record(&self, visitor: &mut dyn Visit)

Records all the fields in this Record with the provided Visitor.

pub fn len(&self) -> usize

Returns the number of fields that would be visited from this Record when Record::record() is called

pub fn contains(&self, field: &Field) -> bool

Returns true if this Record contains a value for the given Field.

pub fn is_empty(&self) -> bool

Returns true if this Record contains no values.

Trait Implementations

impl<'a> AsMap for Record<'a>

fn field_map(&self) -> SerializeFieldMap<'_, Self>

impl<'a> AsSerde<'a> for Record<'a>

type Serializable = SerializeRecord<'a>

fn as_serde(&'a self) -> <Record<'a> as AsSerde<'a>>::Serializable

as_serde borrows a tracing value and returns the serialized value.

impl<'a> Debug for Record<'a>

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

Formats the value using the given formatter.

impl<'a> RecordFields for Record<'a>

fn record(&self, visitor: &mut dyn Visit)

Record all the fields in self with the provided visitor.