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Addr

Struct Addr 

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pub struct Addr<M: Message> { /* private fields */ }
Expand description

A typed, unforgeable capability handle granting the right to send messages of type M to a specific actor.

Cannot be constructed by user code — only the runtime grants Addr<M> instances (at spawn time or via supervisor delegation).

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impl<M: Message> Addr<M>

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pub fn with_handlers( target: AddrHash, send_fn: SendFn<M>, ask_fn: AskFn<M>, ) -> Self

Create a typed capability handle with send and ask backends.

Called by the runtime when spawning actors; not intended for direct use in application code.

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pub fn unbound(target: AddrHash) -> Self

Create an unbound handle (no send/ask backend). Useful for holding an address reference before the actor is live.

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pub fn target(&self) -> AddrHash

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pub fn send(&self, msg: M) -> Result<(), SendError>

Non-blocking fire-and-forget send. Returns SendError::MailboxFull immediately if the mailbox is at capacity.

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pub async fn ask(&self, msg: M) -> Result<M::Response, AskError>

Request/response send. Returns a future that resolves to the response.

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pub fn downgrade(&self) -> WeakAddr<M>

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impl<M: Message> Clone for Addr<M>

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fn clone(&self) -> Self

Returns a duplicate 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<M: Message> Debug for Addr<M>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<M> Freeze for Addr<M>

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impl<M> !RefUnwindSafe for Addr<M>

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impl<M> Send for Addr<M>

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impl<M> Sync for Addr<M>

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impl<M> Unpin for Addr<M>

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impl<M> UnsafeUnpin for Addr<M>

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impl<M> !UnwindSafe for Addr<M>

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> 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<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.