pub enum Tag {
None,
First,
Second,
Both,
}
Expand description
Tag
is a four-state Enum
that can be embedded in a pointer as the two least
significant bits of the pointer value.
Variants
None
None tagged.
First
The first bit is tagged.
Second
The second bit is tagged.
Both
Both bits are tagged.
Trait Implementations
impl Copy for Tag
impl Eq for Tag
impl StructuralEq for Tag
impl StructuralPartialEq for Tag
Auto Trait Implementations
impl RefUnwindSafe for Tag
impl Send for Tag
impl Sync for Tag
impl Unpin for Tag
impl UnwindSafe for Tag
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
🔬 This is a nightly-only experimental API. (
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more