pub struct ContextGuard<'a> { /* private fields */ }Expand description
A context wrapper that provides shared context methods
Implementations§
Source§impl<'a> ContextGuard<'a>
impl<'a> ContextGuard<'a>
pub fn new(context: &'a dyn CacheableContext) -> Self
pub fn add_to_sharing<S: Sharing<Error> + ?Sized>( &self, sharing: &mut S, ) -> Result<()>
pub fn sharing_guard<S: Sharing<Error> + ?Sized>( sharing: &'a mut S, ) -> Result<&'a Self>
pub fn add_to_pooling<P: Pooling<Error> + ?Sized>( &self, pooling: &mut P, ) -> Result<()>
pub fn pooling_guard<P: Pooling<Error> + ?Sized>( pooling: &'a mut P, ) -> Result<&'a Self>
pub fn downcast_context<T: 'static>(&'a self) -> Result<&'a T>
Trait Implementations§
Auto Trait Implementations§
impl<'a> Freeze for ContextGuard<'a>
impl<'a> !RefUnwindSafe for ContextGuard<'a>
impl<'a> !Send for ContextGuard<'a>
impl<'a> !Sync for ContextGuard<'a>
impl<'a> Unpin for ContextGuard<'a>
impl<'a> !UnwindSafe for ContextGuard<'a>
Blanket Implementations§
Source§impl<T> ArchivePointee for T
impl<T> ArchivePointee for T
Source§type ArchivedMetadata = ()
type ArchivedMetadata = ()
The archived version of the pointer metadata for this type.
Source§fn pointer_metadata(
_: &<T as ArchivePointee>::ArchivedMetadata,
) -> <T as Pointee>::Metadata
fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata, ) -> <T as Pointee>::Metadata
Converts some archived metadata to the pointer metadata for itself.
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
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 moreSource§impl<T> LayoutRaw for T
impl<T> LayoutRaw for T
Source§fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>
fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>
Returns the layout of the type.