Struct zng_app::timer::WeakTimerHandle

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pub struct WeakTimerHandle(/* private fields */);
Expand description

Weak TimerHandle.

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impl WeakTimerHandle

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pub fn new() -> Self

New weak handle that does not upgrade.

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

Get the strong handle if the timer has not stopped.

Trait Implementations§

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impl Clone for WeakTimerHandle

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fn clone(&self) -> WeakTimerHandle

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for WeakTimerHandle

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

Formats the value using the given formatter. Read more
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impl Default for WeakTimerHandle

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fn default() -> WeakTimerHandle

Returns the “default value” for a type. Read more
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impl Hash for WeakTimerHandle

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for WeakTimerHandle

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fn eq(&self, other: &WeakTimerHandle) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for WeakTimerHandle

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impl StructuralPartialEq for WeakTimerHandle

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> AnyVarValue for T
where T: VarValue,

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fn as_any(&self) -> &(dyn Any + 'static)

Access to dyn Any methods.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Access to mut dyn Any methods.
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fn clone_boxed(&self) -> Box<dyn AnyVarValue>

Clone the value.
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fn clone_boxed_var(&self) -> Box<dyn AnyVar>

Clone the value into a new boxed LocalVar<Self>.
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fn into_any(self: Box<T>) -> Box<dyn Any>

Access to Box<dyn Any> methods.
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

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impl<T, U> Into<U> for T
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Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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where T: VarValue,

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type Var = LocalVar<T>

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fn into_var(self) -> <T as IntoVar<T>>::Var

Converts the source value into a var.
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const ALIGN: usize = _

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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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Performs the conversion.
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where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

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