24 pub struct Drain<  struct
39 impl<T: fmt::Debug, A: Allocator> fmt::Debug for Drain<'_, T, A> {  argument
45 impl<'a, T, A: Allocator> Drain<'a, T, A> {  impl
142 impl<'a, T, A: Allocator> AsRef<[T]> for Drain<'a, T, A> {  implementation
149 unsafe impl<T: Sync, A: Sync + Allocator> Sync for Drain<'_, T, A> {}  implementation
151 unsafe impl<T: Send, A: Send + Allocator> Send for Drain<'_, T, A> {}  implementation
154 impl<T, A: Allocator> Iterator for Drain<'_, T, A> {  implementation
168 impl<T, A: Allocator> DoubleEndedIterator for Drain<'_, T, A> {  implementation
176 impl<T, A: Allocator> Drop for Drain<'_, T, A> {  implementation
179         struct DropGuard<'r, 'a, T, A: Allocator>(&'r mut Drain<'a, T, A>);  in drop()
245 impl<T, A: Allocator> ExactSizeIterator for Drain<'_, T, A> {  implementation
252 unsafe impl<T, A: Allocator> TrustedLen for Drain<'_, T, A> {}  implementation
255 impl<T, A: Allocator> FusedIterator for Drain<'_, T, A> {}  implementation