Function worker 

pub fn worker<N, Fut>(name: N, fut: Fut) -> ChildBuilder<'static>
where
    N: Into<String>,
    Fut: Future + Send + 'static,
    Fut::Output: IntoWorkerResult,

Creates a builder for a child task on the ambient supervisor.

The ambient counterpart to SupervisorHandle::worker.

Panics

ChildBuilder::spawn panics if there is no ambient supervisor. See spawn.