Struct tracing::field::ValueSet

source ·
pub struct ValueSet<'a> { /* private fields */ }
Expand description

A set of fields and values for a span.

Implementations§

Returns an Identifier that uniquely identifies the Callsite defining the fields this ValueSet refers to.

Visits all the fields in this ValueSet with the provided visitor.

Returns the number of fields in this ValueSet that would be visited by a given visitor to the ValueSet::record() method.

Returns true if this ValueSet contains no values.

Trait Implementations§

Formats the value using the given formatter. Read more
Formats the value using the given formatter. Read more

Auto Trait Implementations§

Blanket Implementations§

Gets the TypeId of self. Read more
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more

Returns the argument unchanged.

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
Instruments this type with the current Span, returning an Instrumented wrapper. Read more

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Converts the given value to a String. Read more
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.
Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more