Struct WeakAnyVar 

pub struct WeakAnyVar(/* private fields */);

Weak reference to a AnyVar.

Implementations

impl WeakAnyVar

pub fn strong_count(&self) -> usize

Current count of strong references to the variable.

pub fn upgrade(&self) -> Option<AnyVar>

Attempt to create a strong reference to the variable.

pub const fn new() -> Self

New weak var that does not upgrade.

pub fn var_eq(&self, other: &Self) -> bool

Gets if this and other are a weak reference to the same var.

Trait Implementations

impl Clone for WeakAnyVar

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for WeakAnyVar

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for WeakAnyVar

fn default() -> Self

Returns the “default value” for a type.

impl<T: VarValue> From<WeakVar<T>> for WeakAnyVar

fn from(var: WeakVar<T>) -> Self

Converts to this type from the input type.