rustc_data_structures::sync

Struct FreezeWriteGuard

Source 
pub struct FreezeWriteGuard<'a, T: ?Sized> {
    _lock_guard: WriteGuard<'a, ()>,
    frozen: &'a AtomicBool,
    data: NonNull<T>,
    marker: PhantomData<&'a mut T>,
}
Expand description

A guard holding mutable access to a FreezeLock which is in a locked state or frozen.

Fields§

§_lock_guard: WriteGuard<'a, ()>§frozen: &'a AtomicBool§data: NonNull<T>§marker: PhantomData<&'a mut T>

Implementations§

Source§

impl<'a, T> FreezeWriteGuard<'a, T>

Source

pub fn freeze(self) -> &'a T

Source§

impl<'a, T: ?Sized> FreezeWriteGuard<'a, T>

Source

pub fn map<U: ?Sized>( this: Self, f: impl FnOnce(&mut T) -> &mut U, ) -> FreezeWriteGuard<'a, U>

Trait Implementations§

Source§

impl<'a, T: ?Sized + 'a> Deref for FreezeWriteGuard<'a, T>

Source§

type Target = T

The resulting type after dereferencing.
Source§

fn deref(&self) -> &T

Dereferences the value.
Source§

impl<'a, T: ?Sized + 'a> DerefMut for FreezeWriteGuard<'a, T>

Source§

fn deref_mut(&mut self) -> &mut T

Mutably dereferences the value.

Auto Trait Implementations§

§

impl<'a, T> !DynSend for FreezeWriteGuard<'a, T>

§

impl<'a, T> !DynSync for FreezeWriteGuard<'a, T>

§

impl<'a, T> Freeze for FreezeWriteGuard<'a, T>
where T: ?Sized,

§

impl<'a, T> !RefUnwindSafe for FreezeWriteGuard<'a, T>

§

impl<'a, T> !Send for FreezeWriteGuard<'a, T>

§

impl<'a, T> !Sync for FreezeWriteGuard<'a, T>

§

impl<'a, T> Unpin for FreezeWriteGuard<'a, T>
where T: ?Sized,

§

impl<'a, T> !UnwindSafe for FreezeWriteGuard<'a, T>

Blanket Implementations§

Source§

impl<T> Aligned for T

Source§

const ALIGN: Alignment = const ALIGN: Alignment = Alignment::of::<Self>();

Alignment of Self.
Source§

impl<T> Any for T
where T: 'static + ?Sized,

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

impl<T> Instrument for T

Source§

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
Source§

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
Source§

impl<T, U> Into<U> for T
where U: From<T>,

Source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source§

impl<T> IntoEither for T

Source§

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 more
Source§

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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
Source§

impl<T> Pointable for T

Source§

const ALIGN: usize

The alignment of pointer.
Source§

type Init = T

The type for initializers.
Source§

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
Source§

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
Source§

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
Source§

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
Source§

impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

Source§

type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
Source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
Source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

Source§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
Source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
Source§

impl<T> WithSubscriber for T

Source§

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
Source§

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
Source§

impl<'a, T> Captures<'a> for T
where T: ?Sized,

Layout§

Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.