Struct rustc_ast_lowering::errors::UnderscoreExprLhsAssign

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pub struct UnderscoreExprLhsAssign {
    pub span: Span,
}

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§span: Span

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impl<'_sess, G> Diagnostic<'_sess, G> for UnderscoreExprLhsAssign
where G: EmissionGuarantee,

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fn into_diag(self, dcx: &'_sess DiagCtxt, level: Level) -> Diag<'_sess, G>

Write out as a diagnostic out of DiagCtxt.

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const ALIGN: Alignment = _

Alignment of Self.
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fn type_id(&self) -> TypeId

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where T: ?Sized,

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fn borrow(&self) -> &T

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

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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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fn filterable( self, filter_name: &'static str ) -> RequestFilterDataProvider<T, fn(_: DataRequest<'_>) -> bool>

Creates a filterable data provider with the given name for debugging. Read more
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fn from(t: T) -> T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

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impl<P> IntoQueryParam<P> for P

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fn into_query_param(self) -> P

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type Error = !

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fn from(_: Result<T, <T as MaybeResult<T>>::Error>) -> T

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fn to_result(self) -> Result<T, <T as MaybeResult<T>>::Error>

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

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unsafe fn drop(ptr: usize)

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type Output = T

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type Error = Infallible

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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 vzip(self) -> V

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

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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