Module tracing::subscriber

source · [−]

Expand description

Collects and records trace data.

Structs

A guard that resets the current default dispatcher to the prior default dispatcher when dropped.

Indicates a Subscriber’s interest in a particular callsite.

A no-op Subscriber.

SetGlobalDefaultError

Returned if setting the global dispatcher fails.

Traits

Trait representing the functions required to collect trace data.

Functions

Sets the Subscriber as the default for the current thread for the duration of the lifetime of the returned DefaultGuard.

set_global_default

Sets this subscriber as the global default for the duration of the entire program. Will be used as a fallback if no thread-local subscriber has been set in a thread (using with_default.)

Sets this Subscriber as the default for the current thread for the duration of a closure.