rune::runtime

Struct Future

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pub struct Future { /* private fields */ }
Expand description

A type-erased future that can only be unsafely polled in combination with the virtual machine that created it.

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impl Future

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pub fn is_completed(&self) -> bool

Check if future is completed.

This will prevent it from being used in a select expression.

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impl Any for Future

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const ANY_TYPE_INFO: AnyTypeInfo = _

The compile-time type information know for the type.
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impl Debug for Future

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

Formats the value using the given formatter. Read more
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impl Drop for Future

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl Future for Future

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type Output = VmResult<Value>

The type of value produced on completion.
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fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<VmResult<Value>>

Attempts to resolve the future to a final value, registering the current task for wakeup if the value is not yet available. Read more
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impl InstallWith for Future

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fn install_with(module: &mut Module) -> Result<(), ContextError>

Hook to install more things into the module.
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impl IntoOutput for Future

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fn into_output(self) -> Result<Value, RuntimeError>

Coerce the current value into an output.
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impl MaybeTypeOf for Future

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fn maybe_type_of() -> Result<DocType>

Type information for the given type.
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impl Named for Future

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const ITEM: &'static Item = _

The name item.
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fn full_name(f: &mut Formatter<'_>) -> Result

The exact type name
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fn display() -> impl Display

Return a display wrapper for the named type.
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impl TryFrom<Future> for Value

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: Future) -> Result<Self, Self::Error>

Performs the conversion.
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impl TypeHash for Future

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const HASH: Hash = _

The complete type hash of the type including type parameters which uniquely identifiers a given type. Read more
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impl TypeOf for Future

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const PARAMETERS: Hash = _

Type parameters for the type. Read more
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const STATIC_TYPE_INFO: AnyTypeInfo = <Self as crate::Any>::ANY_TYPE_INFO

Access diagnostical type information for the current type. Read more
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fn type_info() -> TypeInfo

Get type info associated with the current type.
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impl UnsafeToMut for Future

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type Guard = RawValueGuard

The raw guard returned. Read more
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unsafe fn unsafe_to_mut<'a>( value: Value, ) -> Result<(&'a mut Self, Self::Guard), RuntimeError>

Safety Read more
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impl UnsafeToRef for Future

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type Guard = RawValueGuard

The raw guard returned. Read more
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unsafe fn unsafe_to_ref<'a>( value: Value, ) -> Result<(&'a Self, Self::Guard), RuntimeError>

Safety Read more
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impl UnsafeToValue for &Future

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type Guard = ValueRefGuard

The type used to guard the unsafe value conversion.
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unsafe fn unsafe_to_value(self) -> Result<(Value, Self::Guard), RuntimeError>

Convert into a value. Read more
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impl UnsafeToValue for &mut Future

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type Guard = ValueMutGuard

The type used to guard the unsafe value conversion.
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unsafe fn unsafe_to_value(self) -> Result<(Value, Self::Guard), RuntimeError>

Convert into a value. Read more

Auto Trait Implementations§

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impl Freeze for Future

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impl RefUnwindSafe for Future

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impl !Send for Future

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impl !Sync for Future

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impl Unpin for Future

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impl UnwindSafe for Future

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> FromValue for T
where T: AnyMarker,

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fn from_value(value: Value) -> Result<T, RuntimeError>

Try to convert to the given type, from the given value.
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impl<T> FutureExt for T
where T: Future + ?Sized,

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fn map<U, F>(self, f: F) -> Map<Self, F>
where F: FnOnce(Self::Output) -> U, Self: Sized,

Map this future’s output to a different type, returning a new future of the resulting type. Read more
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fn map_into<U>(self) -> MapInto<Self, U>
where Self::Output: Into<U>, Self: Sized,

Map this future’s output to a different type, returning a new future of the resulting type. Read more
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fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F>
where F: FnOnce(Self::Output) -> Fut, Fut: Future, Self: Sized,

Chain on a computation for when a future finished, passing the result of the future to the provided closure f. Read more
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fn left_future<B>(self) -> Either<Self, B>
where B: Future<Output = Self::Output>, Self: Sized,

Wrap this future in an Either future, making it the left-hand variant of that Either. Read more
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fn right_future<A>(self) -> Either<A, Self>
where A: Future<Output = Self::Output>, Self: Sized,

Wrap this future in an Either future, making it the right-hand variant of that Either. Read more
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fn into_stream(self) -> IntoStream<Self>
where Self: Sized,

Convert this future into a single element stream. Read more
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fn flatten(self) -> Flatten<Self>
where Self::Output: Future, Self: Sized,

Flatten the execution of this future when the output of this future is itself another future. Read more
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fn flatten_stream(self) -> FlattenStream<Self>
where Self::Output: Stream, Self: Sized,

Flatten the execution of this future when the successful result of this future is a stream. Read more
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fn fuse(self) -> Fuse<Self>
where Self: Sized,

Fuse a future such that poll will never again be called once it has completed. This method can be used to turn any Future into a FusedFuture. Read more
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fn inspect<F>(self, f: F) -> Inspect<Self, F>
where F: FnOnce(&Self::Output), Self: Sized,

Do something with the output of a future before passing it on. Read more
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fn boxed<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + Send + 'a>>
where Self: Sized + Send + 'a,

Wrap the future in a Box, pinning it. Read more
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fn boxed_local<'a>(self) -> Pin<Box<dyn Future<Output = Self::Output> + 'a>>
where Self: Sized + 'a,

Wrap the future in a Box, pinning it. Read more
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fn unit_error(self) -> UnitError<Self>
where Self: Sized,

Turns a Future<Output = T> into a TryFuture<Ok = T, Error = ()>.
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fn never_error(self) -> NeverError<Self>
where Self: Sized,

Turns a Future<Output = T> into a TryFuture<Ok = T, Error = Never>.
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fn poll_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output>
where Self: Unpin,

A convenience for calling Future::poll on Unpin future types.
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fn now_or_never(self) -> Option<Self::Output>
where Self: Sized,

Evaluates and consumes the future, returning the resulting output if the future is ready after the first call to Future::poll. Read more
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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<F> IntoFuture for F
where F: Future,

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type Output = <F as Future>::Output

The output that the future will produce on completion.
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type IntoFuture = F

Which kind of future are we turning this into?
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fn into_future(self) -> <F as IntoFuture>::IntoFuture

Creates a future from a value. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToReturn for T
where T: ToValue,

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fn to_return(self) -> VmResult<Value>

Convert something into a return value.
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impl<T> ToValue for T
where T: AnyMarker,

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fn to_value(self) -> Result<Value, RuntimeError>

Convert into a value.
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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.
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impl<T> UnsafeToValue for T
where T: ToValue,

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type Guard = ()

The type used to guard the unsafe value conversion.
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unsafe fn unsafe_to_value( self, ) -> Result<(Value, <T as UnsafeToValue>::Guard), RuntimeError>

Convert into a value. Read more
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> MaybeSendSync for T