[−][src]Enum rustc_resolve::BuiltinMacroState

pub(crate) enum BuiltinMacroState {
    NotYetSeen(SyntaxExtension),
    AlreadySeen(Span),
}

Used for better errors for E0773

Variants

NotYetSeen(SyntaxExtension)
AlreadySeen(Span)

Auto Trait Implementations

impl !RefUnwindSafe for BuiltinMacroState

impl !Send for BuiltinMacroState

impl !Sync for BuiltinMacroState

impl Unpin for BuiltinMacroState

impl !UnwindSafe for BuiltinMacroState

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized, 
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impl<T> Borrow<T> for T where
    T: ?Sized, 
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impl<T> BorrowMut<T> for T where
    T: ?Sized, 
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impl<T> From<T> for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, 
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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.

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.