pub struct EntryRef<T>(/* private fields */);
Expand description

Reference to the entry in the rerence list.

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impl<T> EntryRef<T>

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pub fn read(&self) -> Ref<'_, Entry<T>>

Read the reference data.

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pub fn write(&self) -> RefMut<'_, Entry<T>>

Try to modify internal content of the referenced object.

May panic if it is already borrowed.

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pub fn order(&self) -> Option<usize>

Index of the element within the reference list.

Number of active links to this entity.

Trait Implementations§

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impl<T> Clone for EntryRef<T>

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fn clone(&self) -> Self

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<T: Debug> Debug for EntryRef<T>

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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<T> From<Entry<T>> for EntryRef<T>

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fn from(v: Entry<T>) -> Self

Converts to this type from the input type.

Auto Trait Implementations§

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impl<T> !RefUnwindSafe for EntryRef<T>

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impl<T> !Send for EntryRef<T>

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impl<T> !Sync for EntryRef<T>

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impl<T> Unpin for EntryRef<T>

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impl<T> !UnwindSafe for EntryRef<T>

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> ToOwned for T
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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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.