struct PanicGuard;
Expand description
Used to ensure that park
and park_timeout
do not unwind, as that can
cause undefined behavior if not handled correctly (see #102398 for context).
Trait Implementations§
Auto Trait Implementations§
impl Freeze for PanicGuard
impl RefUnwindSafe for PanicGuard
impl Send for PanicGuard
impl Sync for PanicGuard
impl Unpin for PanicGuard
impl UnwindSafe for PanicGuard
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
Source§impl<T> SizedTypeProperties for T
impl<T> SizedTypeProperties for T
Source§#[doc(hidden)] const IS_ZST: bool = _
#[doc(hidden)] const IS_ZST: bool = _
🔬This is a nightly-only experimental API. (
sized_type_properties
)Source§#[doc(hidden)] const LAYOUT: Layout = _
#[doc(hidden)] const LAYOUT: Layout = _
🔬This is a nightly-only experimental API. (
sized_type_properties
)Source§#[doc(hidden)] const MAX_SLICE_LEN: usize = _
#[doc(hidden)] const MAX_SLICE_LEN: usize = _
🔬This is a nightly-only experimental API. (
sized_type_properties
)The largest safe length for a
[Self]
. Read more