Struct sp_core::offchain::OffchainWorkerExt [−][src]
pub struct OffchainWorkerExt(pub Box<dyn Externalities>);
Expand description
The offchain worker extension that will be registered at the Substrate externalities.
Implementations
Create a new instance of Self
.
Methods from Deref<Target = Box<dyn Externalities>>
Trait Implementations
Auto Trait Implementations
impl !RefUnwindSafe for OffchainWorkerExt
impl Send for OffchainWorkerExt
impl !Sync for OffchainWorkerExt
impl Unpin for OffchainWorkerExt
impl !UnwindSafe for OffchainWorkerExt
Blanket Implementations
Mutably borrows from an owned value. Read more
impl<T> Downcast for T where
T: Any,
impl<T> Downcast for T where
T: Any,
Convert Box<dyn Trait>
(where Trait: Downcast
) to Box<dyn Any>
. Box<dyn Any>
can
then be further downcast
into Box<ConcreteType>
where ConcreteType
implements Trait
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pub fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>
pub fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>
Convert Rc<Trait>
(where Trait: Downcast
) to Rc<Any>
. Rc<Any>
can then be
further downcast
into Rc<ConcreteType>
where ConcreteType
implements Trait
. Read more
Convert &Trait
(where Trait: Downcast
) to &Any
. This is needed since Rust cannot
generate &Any
’s vtable from &Trait
’s. Read more
pub fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
pub fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
Convert &mut Trait
(where Trait: Downcast
) to &Any
. This is needed since Rust cannot
generate &mut Any
’s vtable from &mut Trait
’s. Read more
Instruments this type with the provided Span
, returning an
Instrumented
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type Output = T
type Output = T
Should always be Self
The counterpart to unchecked_from
.
pub fn vzip(self) -> V