Function tracing::dispatcher::with_default

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pub fn with_default<T>(dispatcher: &Dispatch, f: impl FnOnce() -> T) -> T
Expand description

Sets this dispatch as the default for the duration of a closure.

The default dispatcher is used when creating a new span or Event.

    Note: This function required the Rust standard library.
    no_std users should use 
    set_global_default instead.