Struct rustc_query_system::query::caches::DefaultCache

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pub struct DefaultCache<K, V> {
    cache: Sharded<FxHashMap<K, (V, DepNodeIndex)>>,
}

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§cache: Sharded<FxHashMap<K, (V, DepNodeIndex)>>

Trait Implementations§

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impl<K, V> Default for DefaultCache<K, V>

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<K, V> QueryCache for DefaultCache<K, V>
where K: Eq + Hash + Copy + Debug, V: Copy,

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type Key = K

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type Value = V

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fn lookup(&self, key: &K) -> Option<(V, DepNodeIndex)>

Checks if the query is already computed and in the cache.
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fn complete(&self, key: K, value: V, index: DepNodeIndex)

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fn iter(&self, f: &mut dyn FnMut(&Self::Key, &Self::Value, DepNodeIndex))

Auto Trait Implementations§

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impl<K, V> !RefUnwindSafe for DefaultCache<K, V>

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

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impl<K, V> !Sync for DefaultCache<K, V>

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

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

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, 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.
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impl<Tcx, T> Value<Tcx> for T
where Tcx: DepContext,

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default fn from_cycle_error( tcx: Tcx, cycle_error: &CycleError, _guar: ErrorGuaranteed ) -> T

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 40 bytes