[−][src]Function tracing::dispatcher::with_default
pub fn with_default<T, impl FnOnce() -> T>(
dispatcher: &Dispatch,
f: impl FnOnce() -> T
) -> T where
impl FnOnce() -> T: FnOnce() -> T,
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 requires the Rust standard library. no_std
users
should use set_global_default
instead.