OnDrop

nami_core::watcher

Struct OnDrop 

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pub struct OnDrop<F>(/* private fields */)
where
    F: FnOnce();
Expand description

A utility struct that runs a cleanup function when dropped.

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impl<F> OnDrop<F>
where F: FnOnce() + 'static,

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pub const fn new(f: F) -> Self

Creates a new OnDrop that will call the function when dropped.

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pub fn attach(guard: impl WatcherGuard, f: F) -> impl WatcherGuard

Attaches a cleanup function to a guard.

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impl<F> Debug for OnDrop<F>
where F: FnOnce() + Debug,

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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<F> Drop for OnDrop<F>
where F: FnOnce(),

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<F: FnOnce() + 'static> WatcherGuard for OnDrop<F>

Auto Trait Implementations§

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impl<F> Freeze for OnDrop<F>
where F: Freeze,

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impl<F> RefUnwindSafe for OnDrop<F>
where F: RefUnwindSafe,

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impl<F> Send for OnDrop<F>
where F: Send,

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impl<F> Sync for OnDrop<F>
where F: Sync,

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impl<F> Unpin for OnDrop<F>
where F: Unpin,

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impl<F> UnwindSafe for OnDrop<F>
where F: 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<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.