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ArcAnchor

Struct ArcAnchor 

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#[repr(transparent)]
pub struct ArcAnchor<T>(pub Arc<T>);
Expand description

A wrapper around Arc<T> that opts a field into anchor emission (e.g. serialization by reference).

It behaves exactly like an Arc<T> but explicitly marks shared ownership as an anchor for reference tracking or cross-object linking.

§Examples

use std::sync::Arc;
use serde_saphyr::ArcAnchor;

// Create from an existing Arc
let arc = Arc::new(String::from("Shared"));
let anchor1 = ArcAnchor::from(arc.clone());

// Or create directly from a value
let anchor2: ArcAnchor<String> = ArcAnchor::from(Arc::new(String::from("Data")));

assert_eq!(*anchor1.0, "Shared");
assert_eq!(*anchor2.0, "Data");

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§0: Arc<T>

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impl<T> ArcAnchor<T>

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pub fn wrapping(x: T) -> Self

Wrap a value in a new anchored Arc.

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impl<T> AsRef<Arc<T>> for ArcAnchor<T>

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fn as_ref(&self) -> &Arc<T> ⓘ

Converts this type into a shared reference of the (usually inferred) input type.
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impl<T> Borrow<Arc<T>> for ArcAnchor<T>

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fn borrow(&self) -> &Arc<T> ⓘ

Immutably borrows from an owned value. Read more
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impl<T: Clone> Clone for ArcAnchor<T>

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fn clone(&self) -> ArcAnchor<T>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<T> Debug for ArcAnchor<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: Default> Default for ArcAnchor<T>

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<T> Deref for ArcAnchor<T>

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type Target = Arc<T>

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

Dereferences the value.
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impl<T> Eq for ArcAnchor<T>

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impl<T> From<&ArcAnchor<T>> for ArcWeakAnchor<T>

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fn from(ara: &ArcAnchor<T>) -> Self

Converts to this type from the input type.
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impl<T> From<Arc<T>> for ArcAnchor<T>

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fn from(arc: Arc<T>) -> Self

Converts to this type from the input type.
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impl<T> From<ArcAnchor<T>> for Arc<T>

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fn from(a: ArcAnchor<T>) -> Arc<T> ⓘ

Converts to this type from the input type.
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impl<T> PartialEq for ArcAnchor<T>

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl<T: Serialize> Serialize for ArcAnchor<T>

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fn serialize<S: Serializer>(&self, s: S) -> Result<S::Ok, S::Error>

Serialize this value into the given Serde serializer. Read more

Auto Trait Implementations§

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impl<T> Freeze for ArcAnchor<T>
where Arc<T>: Freeze,

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impl<T> RefUnwindSafe for ArcAnchor<T>
where Arc<T>: RefUnwindSafe,

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impl<T> Send for ArcAnchor<T>
where Arc<T>: Send,

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impl<T> Sync for ArcAnchor<T>
where Arc<T>: Sync,

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impl<T> Unpin for ArcAnchor<T>
where Arc<T>: Unpin,

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impl<T> UnsafeUnpin for ArcAnchor<T>
where Arc<T>: UnsafeUnpin,

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impl<T> UnwindSafe for ArcAnchor<T>
where Arc<T>: UnwindSafe,

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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> 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 = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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.