TrackGuard

Struct TrackGuard 

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pub struct TrackGuard<T> { /* private fields */ }
Expand description

RAII guard that tracks drop automatically.

When this guard goes out of scope, it calls track_drop with the stored name. Use track_new_guard to create instances.

§Example

{
    let data = track_new_guard("data", vec![1, 2, 3]);
    println!("{:?}", *data); // Deref to access inner value
} // track_drop("data") called here automatically

assert_eq!(get_events().len(), 2); // New + Drop

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impl<T> TrackGuard<T>

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pub fn name(&self) -> &'static str

Get the tracked name.

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pub fn into_inner(self) -> T

Consume the guard and return the inner value without tracking drop.

Use this when transferring ownership and you’ll track the drop elsewhere.

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impl<T> DerefMut for TrackGuard<T>

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fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.
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impl<T> Drop for TrackGuard<T>

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<T> Deref for TrackGuard<T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.

Auto Trait Implementations§

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impl<T> Freeze for TrackGuard<T>
where T: Freeze,

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impl<T> RefUnwindSafe for TrackGuard<T>
where T: RefUnwindSafe,

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impl<T> Send for TrackGuard<T>
where T: Send,

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impl<T> Sync for TrackGuard<T>
where T: Sync,

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impl<T> Unpin for TrackGuard<T>
where T: Unpin,

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impl<T> UnwindSafe for TrackGuard<T>
where T: UnwindSafe,

Blanket Implementations§

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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> 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<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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

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impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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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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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.