Struct rustc_expand::errors::MetaVarExprUnrecognizedVar

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pub(crate) struct MetaVarExprUnrecognizedVar {
    pub span: Span,
    pub key: MacroRulesNormalizedIdent,
}

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§span: Span§key: MacroRulesNormalizedIdent

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

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fn into_diag(self, dcx: DiagCtxtHandle<'_sess>, 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 borrow_mut(&mut self) -> &mut T

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fn collect_and_apply<I, F>(iter: I, f: F) -> R
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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>

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

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fn in_current_span(self) -> Instrumented<Self>

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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const ALIGN: usize = _

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type Init = 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: 20 bytes