tokio_sync::lock

Struct LockGuard

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pub struct LockGuard<T>(/* private fields */);
Expand description

A handle to a held Lock.

As long as you have this guard, you have exclusive access to the underlying T. The guard internally keeps a reference-couned pointer to the original Lock, so even if the lock goes away, the guard remains valid.

The lock is automatically released whenever the guard is dropped, at which point poll_lock will succeed yet again.

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impl<T: Debug> Debug for LockGuard<T>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<T> Deref for LockGuard<T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl<T> DerefMut for LockGuard<T>

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fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.
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impl<T: Display> Display for LockGuard<T>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<T> Drop for LockGuard<T>

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<T> Sync for LockGuard<T>
where T: Send + Sync,

Auto Trait Implementations§

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impl<T> Freeze for LockGuard<T>

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impl<T> !RefUnwindSafe for LockGuard<T>

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impl<T> Send for LockGuard<T>
where T: Send,

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impl<T> Unpin for LockGuard<T>

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impl<T> !UnwindSafe for LockGuard<T>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToString for T
where T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.