Type Alias Idle 

pub(crate) type Idle = Option<Box<dyn FnMut(&Loaded)>>;

What a scheduler does while no stats client asks, see Stats::idle.

Aliased Type

pub(crate) enum Idle {
    None,
    Some(Box<dyn FnMut(&Loaded)>),
}

Variants

None

No value.

Some(Box<dyn FnMut(&Loaded)>)

Some value of type T.