diff options
Diffstat (limited to 'src/rwlock/write_guard.rs')
| -rw-r--r-- | src/rwlock/write_guard.rs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/rwlock/write_guard.rs b/src/rwlock/write_guard.rs index 6549822..5b41c99 100644 --- a/src/rwlock/write_guard.rs +++ b/src/rwlock/write_guard.rs @@ -27,6 +27,18 @@ impl<'a, T: ?Sized + 'a, R: RawRwLock> DerefMut for RwLockWriteRef<'a, T, R> { } } +impl<'a, T: ?Sized + 'a, R: RawRwLock> AsRef<T> for RwLockWriteRef<'a, T, R> { + fn as_ref(&self) -> &T { + self + } +} + +impl<'a, T: ?Sized + 'a, R: RawRwLock> AsMut<T> for RwLockWriteRef<'a, T, R> { + fn as_mut(&mut self) -> &mut T { + self + } +} + impl<'a, T: ?Sized + 'a, R: RawRwLock> Drop for RwLockWriteRef<'a, T, R> { fn drop(&mut self) { // safety: this guard is being destroyed, so the data cannot be @@ -35,6 +47,15 @@ impl<'a, T: ?Sized + 'a, R: RawRwLock> Drop for RwLockWriteRef<'a, T, R> { } } +impl<'a, T: ?Sized + 'a, R: RawRwLock> RwLockWriteRef<'a, T, R> { + /// Creates a reference to the underlying data of an [`RwLock`] without + /// locking or taking ownership of the key. + #[must_use] + pub(crate) unsafe fn new(mutex: &'a RwLock<T, R>) -> Self { + Self(mutex, PhantomData) + } +} + impl<'a, 'key: 'a, T: ?Sized + 'a, Key: Keyable, R: RawRwLock> Deref for RwLockWriteGuard<'a, 'key, T, Key, R> { @@ -53,6 +74,22 @@ impl<'a, 'key: 'a, T: ?Sized + 'a, Key: Keyable, R: RawRwLock> DerefMut } } +impl<'a, 'key: 'a, T: ?Sized + 'a, Key: Keyable, R: RawRwLock> AsRef<T> + for RwLockWriteGuard<'a, 'key, T, Key, R> +{ + fn as_ref(&self) -> &T { + self + } +} + +impl<'a, 'key: 'a, T: ?Sized + 'a, Key: Keyable, R: RawRwLock> AsMut<T> + for RwLockWriteGuard<'a, 'key, T, Key, R> +{ + fn as_mut(&mut self) -> &mut T { + self + } +} + impl<'a, 'key: 'a, T: ?Sized + 'a, Key: Keyable, R: RawRwLock> RwLockWriteGuard<'a, 'key, T, Key, R> { |