Enum OwnableCell 

pub enum OwnableCell<T> {
    Available(T),
    Taken,
}

A simple container implementation of Ownable, holds the item in the Available variant.

Variants

Available(T)

Taken

Trait Implementations

impl<T> Ownable for OwnableCell<T>

Defines a Cell that holds a number, takes and mutates it and then reads from the Cell again.

Examples

let mut source = OwnableCell::Available(100);
{
    let mut guard = item.take();
    *guard.unwrap() += 100;
}
assert_eq!(200, source.read().unwrap());

type Item = T

fn take(&mut self) -> TakenGuard<'_, Self, Self::Item>

fn read(&self) -> Option<&Self::Item>

fn put_back(&mut self, val: Self::Item)

fn is_available(&self) -> bool