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Struct tracing::span::Id

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pub struct Id(_);
Expand description

Identifies a span within the context of a subscriber.

They are generated by Subscribers for each span as it is created, by the new_span trait method. See the documentation for that method for more information on span ID generation.

Implementations

Constructs a new span ID from the given u64.

    Note: Span IDs must be greater than zero.
Panics
  • If the provided u64 is 0.

Constructs a new span ID from the given NonZeroU64.

Unlike Id::from_u64, this will never panic.

Returns the span’s ID as a u64.

Returns the span’s ID as a NonZeroU64.

Trait Implementations

Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

Formats the value using the given formatter. Read more

Feeds this value into the given Hasher. Read more

Feeds a slice of this type into the given Hasher. Read more

This method tests for self and other values to be equal, and is used by ==. Read more

This method tests for !=.

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.

The resulting type after obtaining ownership.

Creates owned data from borrowed data, usually by cloning. Read more

Uses borrowed data to replace owned data, usually by cloning. 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.

Available on crate feature std only.

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

Available on crate feature std only.

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more