Trait kvarn_async::prelude::compact_str::core::marker::Send
1.0.0 · source · pub unsafe auto trait Send { }Expand description
Types that can be transferred across thread boundaries.
This trait is automatically implemented when the compiler determines it’s appropriate.
An example of a non-Send type is the reference-counting pointer
rc::Rc. If two threads attempt to clone Rcs that point to the same
reference-counted value, they might try to update the reference count at the
same time, which is undefined behavior because Rc doesn’t use atomic
operations. Its cousin sync::Arc does use atomic operations (incurring
some overhead) and thus is Send.
See the Nomicon for more details.
Implementors§
impl !Send for Args
impl !Send for ArgsOs
impl Send for kvarn_async::prelude::Bytes
impl Send for BytesMut
impl Send for kvarn_async::prelude::compact_str::Drain<'_>
impl Send for Waker
impl Send for alloc::string::Drain<'_>
impl Send for AbortHandle
impl<'a> Send for IoSlice<'a>
impl<'a> Send for IoSliceMut<'a>
impl<'a> Send for Notified<'a>
impl<'a, R, T> Send for MappedMutexGuard<'a, R, T>where R: RawMutex + 'a, T: Send + 'a + ?Sized, <R as RawMutex>::GuardMarker: Send,
impl<'a, R, T> Send for MappedRwLockReadGuard<'a, R, T>where R: RawRwLock + 'a, T: Sync + 'a + ?Sized, <R as RawRwLock>::GuardMarker: Send,
impl<'a, R, T> Send for MappedRwLockWriteGuard<'a, R, T>where R: RawRwLock + 'a, T: Send + 'a + ?Sized, <R as RawRwLock>::GuardMarker: Send,
impl<'a, T> Send for kvarn_async::prelude::header::Drain<'a, T>where T: Send,
impl<'a, T> Send for kvarn_async::prelude::header::Iter<'a, T>where T: Sync,
impl<'a, T> Send for kvarn_async::prelude::header::IterMut<'a, T>where T: Send,
impl<'a, T> Send for ValueDrain<'a, T>where T: Send,
impl<'a, T> Send for ValueIterMut<'a, T>where T: Send,
impl<'a, T> Send for Drain<'a, T>where T: Send + Array,
impl<'a, T> Send for MappedMutexGuard<'a, T>where T: Send + 'a + ?Sized,
impl<A> Send for SmallVec<A>where A: Array, <A as Array>::Item: Send,
impl<Dyn> Send for DynMetadata<Dyn>where Dyn: ?Sized,
impl<R, G> Send for RawReentrantMutex<R, G>where R: RawMutex + Send, G: GetThreadId + Send,
impl<R, G, T> Send for ReentrantMutex<R, G, T>where R: RawMutex + Send, G: GetThreadId + Send, T: Send + ?Sized,
impl<R, T> Send for Mutex<R, T>where R: RawMutex + Send, T: Send + ?Sized,
impl<R, T> Send for RwLock<R, T>where R: RawRwLock + Send, T: Send + ?Sized,
impl<T> !Send for *const Twhere T: ?Sized,
impl<T> !Send for *mut Twhere T: ?Sized,
impl<T> !Send for NonNull<T>where T: ?Sized,
NonNull pointers are not Send because the data they reference may be aliased.
impl<T> !Send for Rc<T>where T: ?Sized,
impl<T> !Send for alloc::rc::Weak<T>where T: ?Sized,
impl<T> !Send for MutexGuard<'_, T>where T: ?Sized,
impl<T> !Send for std::sync::rwlock::RwLockReadGuard<'_, T>where T: ?Sized,
impl<T> !Send for std::sync::rwlock::RwLockWriteGuard<'_, T>where T: ?Sized,
impl<T> Send for &Twhere T: Sync + ?Sized,
impl<T> Send for Arc<T>where T: Sync + Send + ?Sized,
impl<T> Send for kvarn_async::prelude::Mutex<T>where T: Send + ?Sized,
impl<T> Send for kvarn_async::prelude::RwLock<T>where T: Send + ?Sized,
impl<T> Send for Cell<T>where T: Send + ?Sized,
impl<T> Send for RefCell<T>where T: Send + ?Sized,
impl<T> Send for ChunksExactMut<'_, T>where T: Send,
impl<T> Send for ChunksMut<'_, T>where T: Send,
impl<T> Send for kvarn_async::prelude::compact_str::core::slice::Iter<'_, T>where T: Sync,
impl<T> Send for kvarn_async::prelude::compact_str::core::slice::IterMut<'_, T>where T: Send,
impl<T> Send for RChunksExactMut<'_, T>where T: Send,
impl<T> Send for RChunksMut<'_, T>where T: Send,
impl<T> Send for AtomicPtr<T>
impl<T> Send for ThinBox<T>where T: Send + ?Sized,
ThinBox<T> is Send if T is Send because the data is owned.