Enum rustc_data_structures::snapshot_map::UndoLog

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pub enum UndoLog<K, V> {
    Inserted(K),
    Overwrite(K, V),
    Purged,
}

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Inserted(K)

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Overwrite(K, V)

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Purged

Trait Implementations§

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impl<K: Clone, V: Clone> Clone for UndoLog<K, V>

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fn clone(&self) -> UndoLog<K, V>

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<K, V> Rollback<UndoLog<K, V>> for FxHashMap<K, V>where
K: Eq + Hash,

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fn reverse(&mut self, undo: UndoLog<K, V>)

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impl<K, V, M, L> Rollback<UndoLog<K, V>> for SnapshotMap<K, V, M, L>where
K: Eq + Hash,
M: Rollback<UndoLog<K, V>>,

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fn reverse(&mut self, undo: UndoLog<K, V>)

Auto Trait Implementations§

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impl<K, V> RefUnwindSafe for UndoLog<K, V>where
K: RefUnwindSafe,
V: RefUnwindSafe,

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impl<K, V> UnwindSafe for UndoLog<K, V>where
K: UnwindSafe,
V: UnwindSafe,

Blanket Implementations§

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impl<T> Any for Twhere
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 Twhere
T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source§

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§

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source§

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> ToOwned for Twhere
T: Clone,

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type Owned = T

The resulting type after obtaining ownership.

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fn to_owned(&self) -> T

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

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

Uses borrowed data to replace owned data, usually by cloning. Read more

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

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type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source§

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

Performs the conversion.

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

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type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source§

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

Performs the conversion.

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impl<'a, T> Captures<'a> for Twhere
T: ?Sized,

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impl<T> Erased for T

Layout§

Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.

Enum rustc_data_structures::snapshot_map::UndoLog

Variants§

Inserted(K)

Overwrite(K, V)

Purged

Trait Implementations§

impl<K: Clone, V: Clone> Clone for UndoLog<K, V>

fn clone(&self) -> UndoLog<K, V>

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

impl<K, V> Rollback<UndoLog<K, V>> for FxHashMap<K, V>where K: Eq + Hash,

fn reverse(&mut self, undo: UndoLog<K, V>)

impl<K, V, M, L> Rollback<UndoLog<K, V>> for SnapshotMap<K, V, M, L>where K: Eq + Hash, M: Rollback<UndoLog<K, V>>,

fn reverse(&mut self, undo: UndoLog<K, V>)

Auto Trait Implementations§

impl<K, V> RefUnwindSafe for UndoLog<K, V>where K: RefUnwindSafe, V: RefUnwindSafe,

impl<K, V> Send for UndoLog<K, V>where K: Send, V: Send,

impl<K, V> Sync for UndoLog<K, V>where K: Sync, V: Sync,

impl<K, V> Unpin for UndoLog<K, V>where K: Unpin, V: Unpin,

impl<K, V> UnwindSafe for UndoLog<K, V>where K: UnwindSafe, V: UnwindSafe,

Blanket Implementations§

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

impl<T> ToOwned for Twhere T: Clone,

type Owned = T

fn to_owned(&self) -> T

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

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

type Error = Infallible

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

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

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

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

impl<'a, T> Captures<'a> for Twhere T: ?Sized,

impl<T> Erased for T

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impl<K, V> Rollback<UndoLog<K, V>> for FxHashMap<K, V>where
K: Eq + Hash,

impl<K, V, M, L> Rollback<UndoLog<K, V>> for SnapshotMap<K, V, M, L>where
K: Eq + Hash,
M: Rollback<UndoLog<K, V>>,

impl<K, V> RefUnwindSafe for UndoLog<K, V>where
K: RefUnwindSafe,
V: RefUnwindSafe,

impl<K, V> Send for UndoLog<K, V>where
K: Send,
V: Send,

impl<K, V> Sync for UndoLog<K, V>where
K: Sync,
V: Sync,

impl<K, V> Unpin for UndoLog<K, V>where
K: Unpin,
V: Unpin,

impl<K, V> UnwindSafe for UndoLog<K, V>where
K: UnwindSafe,
V: UnwindSafe,

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

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

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

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

impl<T> ToOwned for Twhere
T: Clone,

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

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

impl<'a, T> Captures<'a> for Twhere
T: ?Sized,