rustc_query_system::query

Struct QuerySideEffects

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pub struct QuerySideEffects {
    pub(crate) diagnostics: ThinVec<DiagInner>,
}
Expand description

Tracks ‘side effects’ for a particular query. This struct is saved to disk along with the query result, and loaded from disk if we mark the query as green. This allows us to ‘replay’ changes to global state that would otherwise only occur if we actually executed the query method.

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§diagnostics: ThinVec<DiagInner>

Stores any diagnostics emitted during query execution. These diagnostics will be re-emitted if we mark the query as green.

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impl QuerySideEffects

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pub fn maybe_any(&self) -> bool

Returns true if there might be side effects.

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pub fn append(&mut self, other: QuerySideEffects)

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impl Clone for QuerySideEffects

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fn clone(&self) -> QuerySideEffects

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 Debug for QuerySideEffects

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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<__D: SpanDecoder> Decodable<__D> for QuerySideEffects

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fn decode(__decoder: &mut __D) -> Self

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impl Default for QuerySideEffects

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fn default() -> QuerySideEffects

Returns the “default value” for a type. Read more
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impl<__E: SpanEncoder> Encodable<__E> for QuerySideEffects

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fn encode(&self, __encoder: &mut __E)

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impl<T> Aligned for T

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const ALIGN: Alignment

Alignment of Self.
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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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fn collect_and_apply<I, F>(iter: I, f: F) -> R
where I: Iterator<Item = T>, F: FnOnce(&[T]) -> R,

Equivalent to f(&iter.collect::<Vec<_>>()).

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type Output = R

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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: 8 bytes