Module subscriber

Collects and records trace data.

Structs

• Interest
  Indicates a Subscriber’s interest in a particular callsite.
• NoSubscriber
  A no-op Subscriber.
• SetGlobalDefaultError
  Returned if setting the global dispatcher fails.

Traits

• Subscriber
  Trait representing the functions required to collect trace data.

Functions

• 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.)