pub enum CurrentNodes<'a, T> {
None,
One(&'a T),
Multiple(Vec<&'a T>),
}Expand description
The currently active task nodes that match a requested node type.
Variants§
None
No current node has the requested type.
One(&'a T)
Exactly one current node has the requested type.
Multiple(Vec<&'a T>)
Multiple current nodes have the requested type.
Trait Implementations§
Auto Trait Implementations§
impl<'a, T> Forget for CurrentNodes<'a, T>
impl<'a, T> Freeze for CurrentNodes<'a, T>
impl<'a, T> RefUnwindSafe for CurrentNodes<'a, T>
impl<'a, T> Send for CurrentNodes<'a, T>
impl<'a, T> Sync for CurrentNodes<'a, T>
impl<'a, T> Unpin for CurrentNodes<'a, T>
impl<'a, T> UnsafeUnpin for CurrentNodes<'a, T>
impl<'a, T> UnwindSafe for CurrentNodes<'a, T>
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
Source§fn in_current_span(self) -> Instrumented<Self> ⓘ
fn in_current_span(self) -> Instrumented<Self> ⓘ
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more