Struct census::TrackedObject
source · [−]pub struct TrackedObject<T> { /* private fields */ }
Expand description
Your tracked object.
A tracked object contains reference counting logic and an
Arc
to your object. It is cloneable but calling clone will
not clone your internal object.
Your object cannot be mutated. You can borrow it using
the Deref
interface.
Implementations
sourceimpl<T> TrackedObject<T>
impl<T> TrackedObject<T>
sourcepub fn map<F>(&self, f: F) -> TrackedObject<T>where
F: FnOnce(&T) -> T,
pub fn map<F>(&self, f: F) -> TrackedObject<T>where
F: FnOnce(&T) -> T,
Creates a new object from an existing one.
The new object will be registered in your original object’s inventory.
use census::{Inventory, TrackedObject};
let inventory = Inventory::new();
let seven = inventory.track(7);
let fourteen = seven.map(|i| i * 2);
assert_eq!(*fourteen, 14);
let living_instances = inventory.list();
assert_eq!(living_instances.len(), 2);
Trait Implementations
sourceimpl<T> AsRef<T> for TrackedObject<T>
impl<T> AsRef<T> for TrackedObject<T>
sourceimpl<T> Borrow<T> for TrackedObject<T>
impl<T> Borrow<T> for TrackedObject<T>
sourceimpl<T: Clone> Clone for TrackedObject<T>
impl<T: Clone> Clone for TrackedObject<T>
sourcefn clone(&self) -> TrackedObject<T>
fn clone(&self) -> TrackedObject<T>
Returns a copy of the value. Read more
1.0.0const fn clone_from(&mut self, source: &Self)
const fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresourceimpl<T: Debug> Debug for TrackedObject<T>
impl<T: Debug> Debug for TrackedObject<T>
sourceimpl<T> Deref for TrackedObject<T>
impl<T> Deref for TrackedObject<T>
Auto Trait Implementations
impl<T> RefUnwindSafe for TrackedObject<T>where
T: RefUnwindSafe,
impl<T> Send for TrackedObject<T>where
T: Send + Sync,
impl<T> Sync for TrackedObject<T>where
T: Send + Sync,
impl<T> Unpin for TrackedObject<T>
impl<T> UnwindSafe for TrackedObject<T>where
T: RefUnwindSafe,
Blanket Implementations
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstablefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> ToOwned for Twhere
T: Clone,
impl<T> ToOwned for Twhere
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
fn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
Uses borrowed data to replace owned data, usually by cloning. Read more