Struct memory_db::NoopTracker

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pub struct NoopTracker<T>(_);

Expand description

No-op MemTracker implementation for when we want to construct a MemoryDB instance that does not track memory usage.

Trait Implementations

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impl<T> Clone for NoopTracker<T>

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fn clone(&self) -> Self

Returns a copy of the value. Read more

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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl<T> Default for NoopTracker<T>

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<T> MemTracker<T> for NoopTracker<T>

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fn on_remove(&mut self, _value: &T)

Update malloc_size_of when a value is removed.

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fn on_insert(&mut self, _value: &T)

Update malloc_size_of when a value is inserted.

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fn on_clear(&mut self)

Reset malloc_size_of to zero.

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fn get_size(&self) -> usize

Get the allocated size of the values.

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impl<T: PartialEq> PartialEq<NoopTracker<T>> for NoopTracker<T>

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fn eq(&self, other: &NoopTracker<T>) -> bool

This method tests for self and other values to be equal, and is used by ==. Read more

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fn ne(&self, other: &NoopTracker<T>) -> bool

This method tests for !=.

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impl<T> StructuralPartialEq for NoopTracker<T>

Auto Trait Implementations

impl<T> RefUnwindSafe for NoopTracker<T> where
T: RefUnwindSafe,

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

impl<T> Sync for NoopTracker<T> where
T: Sync,

impl<T> Unpin for NoopTracker<T> where
T: Unpin,

impl<T> UnwindSafe for NoopTracker<T> where
T: UnwindSafe,

Blanket Implementations

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

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pub 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,

const: unstable · source

pub 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,

const: unstable · source

pub 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

const: unstable · source

pub fn from(t: T) -> T

Performs the conversion.

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

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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pub 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

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

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impl<V, T> VZip<V> for T where
V: MultiLane<T>,

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Struct memory_db::NoopTracker

Trait Implementations

impl<T> Clone for NoopTracker<T>

fn clone(&self) -> Self

fn clone_from(&mut self, source: &Self)

impl<T> Default for NoopTracker<T>

fn default() -> Self

impl<T> MemTracker<T> for NoopTracker<T>

fn on_remove(&mut self, _value: &T)

fn on_insert(&mut self, _value: &T)

fn on_clear(&mut self)

fn get_size(&self) -> usize

impl<T: PartialEq> PartialEq<NoopTracker<T>> for NoopTracker<T>

fn eq(&self, other: &NoopTracker<T>) -> bool

fn ne(&self, other: &NoopTracker<T>) -> bool

impl<T> Copy for NoopTracker<T>

impl<T: Eq> Eq for NoopTracker<T>

impl<T> StructuralEq for NoopTracker<T>

impl<T> StructuralPartialEq for NoopTracker<T>

Auto Trait Implementations

impl<T> RefUnwindSafe for NoopTracker<T> where T: RefUnwindSafe,

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

impl<T> Sync for NoopTracker<T> where T: Sync,

impl<T> Unpin for NoopTracker<T> where T: Unpin,

impl<T> UnwindSafe for NoopTracker<T> where T: UnwindSafe,

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

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

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

impl<T> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

pub fn clone_into(&self, target: &mut T)

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

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

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

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<V, T> VZip<V> for T where V: MultiLane<T>,

pub fn vzip(self) -> V

impl<T> RefUnwindSafe for NoopTracker<T> where
T: RefUnwindSafe,

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

impl<T> Sync for NoopTracker<T> where
T: Sync,

impl<T> Unpin for NoopTracker<T> where
T: Unpin,

impl<T> UnwindSafe for NoopTracker<T> where
T: UnwindSafe,

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

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

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

impl<T> ToOwned for T where
T: Clone,

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

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

impl<V, T> VZip<V> for T where
V: MultiLane<T>,