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Port

Enum Port 

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pub enum Port {
    Worker(Worker),
    DedicatedWorkerGlobalScope(DedicatedWorkerGlobalScope),
    MessagePort(MessagePort),
}
Expand description

The Javascript types that send and receive messages.

A port is a transport that web-rpc is handed, never one that it owns: each variant is a cheap handle to a Javascript object, and dropping the last clone does nothing.

  • Nothing here terminates a web_sys::Worker. Whoever created the worker terminates it.
  • Nothing here calls web_sys::MessagePort::start. A MessagePort must be started by its owner before it is handed over, otherwise it delivers nothing to the listener that crate::Interface::new installs and the handshake never completes.

Variants§

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Worker(Worker)

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DedicatedWorkerGlobalScope(DedicatedWorkerGlobalScope)

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MessagePort(MessagePort)

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impl Port

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pub fn post_message( &self, message: &JsValue, transfer: &JsValue, ) -> Result<(), JsValue>

Post a message with a transfer list.

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impl Clone for Port

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fn clone(&self) -> Port

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 From<DedicatedWorkerGlobalScope> for Port

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fn from(scope: DedicatedWorkerGlobalScope) -> Self

Converts to this type from the input type.
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impl From<MessagePort> for Port

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fn from(port: MessagePort) -> Self

Converts to this type from the input type.
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impl From<Worker> for Port

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fn from(worker: Worker) -> Self

Converts to this type from the input type.

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impl !Send for Port

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impl !Sync for Port

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impl Freeze for Port

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impl RefUnwindSafe for Port

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impl Unpin for Port

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impl UnsafeUnpin for Port

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impl UnwindSafe for Port

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 = !

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.