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Nested

nest_guard

Struct Nested 

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pub struct Nested<T, Inner: Deref<Target = T>, Outer> { /* private fields */ }
Expand description

NOTE that drop order is guaranteed first-to-last, so the inner ref is dropped before the outer ref, which we rely on in our unsafe transmutes.

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impl<T, Inner: Deref<Target = T>, Outer> Deref for Nested<T, Inner, Outer>

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type Target = T

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

Dereferences the value.
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impl<T, Inner: DerefMut<Target = T>, Outer> DerefMut for Nested<T, Inner, Outer>

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

Mutably dereferences the value.

Auto Trait Implementations§

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impl<T, Inner, Outer> Freeze for Nested<T, Inner, Outer>
where Inner: Freeze, Outer: Freeze,

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impl<T, Inner, Outer> RefUnwindSafe for Nested<T, Inner, Outer>
where Inner: RefUnwindSafe, Outer: RefUnwindSafe,

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impl<T, Inner, Outer> Send for Nested<T, Inner, Outer>
where Inner: Send, Outer: Send,

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impl<T, Inner, Outer> Sync for Nested<T, Inner, Outer>
where Inner: Sync, Outer: Sync,

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impl<T, Inner, Outer> Unpin for Nested<T, Inner, Outer>
where Inner: Unpin, Outer: Unpin,

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impl<T, Inner, Outer> UnsafeUnpin for Nested<T, Inner, Outer>
where Inner: UnsafeUnpin, Outer: UnsafeUnpin,

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impl<T, Inner, Outer> UnwindSafe for Nested<T, Inner, Outer>
where Inner: UnwindSafe, Outer: 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<'a, T, Outer> NestedArcWeak<'a, T> for Outer
where Outer: Deref<Target = Weak<T>> + 'a,

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fn nest_upgrade(self) -> Option<Nested<T, Arc<T>, Self>>

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impl<'a, T, Outer> NestedMutex<'a, T> for Outer
where Outer: Deref<Target = Mutex<T>> + 'a,

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fn nest_lock(self) -> LockResult<Nested<T, MutexGuard<'a, T>, Self>>

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fn nest_try_lock(self) -> TryLockResult<Nested<T, MutexGuard<'a, T>, Self>>

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impl<'a, T, Outer> NestedRcWeak<'a, T> for Outer
where Outer: Deref<Target = Weak<T>> + 'a,

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fn nest_upgrade(self) -> Option<Nested<T, Rc<T>, Self>>

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impl<'a, T, Outer> NestedRefCell<'a, T> for Outer
where Outer: Deref<Target = RefCell<T>> + 'a,

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fn nest_borrow(self) -> Nested<T, Ref<'a, T>, Self>

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fn nest_try_borrow(self) -> Result<Nested<T, Ref<'a, T>, Self>, BorrowError>

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fn nest_borrow_mut(self) -> Nested<T, RefMut<'a, T>, Self>

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fn nest_try_borrow_mut( self, ) -> Result<Nested<T, RefMut<'a, T>, Self>, BorrowMutError>

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impl<'a, T, Outer> NestedRwLock<'a, T> for Outer
where Outer: Deref<Target = RwLock<T>> + 'a,

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fn nest_try_read(self) -> TryLockResult<Nested<T, RwLockReadGuard<'a, T>, Self>>

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fn nest_try_write( self, ) -> TryLockResult<Nested<T, RwLockWriteGuard<'a, T>, Self>>

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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.