# Struct rustc_query_system::query::QueryState

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    pub struct QueryState<K> {
        active: Sharded<FxHashMap<K, QueryResult>>,
    }

## Fields§

§`active: Sharded<FxHashMap<K, QueryResult>>`

## Implementations§

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### impl<K> QueryState<K>
where K: Eq + Hash + Copy + Debug,

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#### pub fn all_inactive(&self) -> bool

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#### pub fn try_collect_active_jobs<Qcx: Copy>( &self, qcx: Qcx, make_query: fn(_: Qcx, _: K) -> QueryStackFrame, jobs: &mut QueryMap ) -> Option<()>

## Trait Implementations§

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### impl<K> Default for QueryState<K>

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#### fn default() -> QueryState<K>

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

## Auto Trait Implementations§

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### impl<K> !RefUnwindSafe for QueryState<K>

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### impl<K> Send for QueryState<K>
where K: Send,

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### impl<K> !Sync for QueryState<K>

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### impl<K> Unpin for QueryState<K>
where K: Unpin,

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### impl<K> !UnwindSafe for QueryState<K>

## 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