Struct rustc_expand::mbe::macro_rules::FirstSets
source · Fields
first: FxHashMap<Span, Option<TokenSet<'tt>>>
Implementations
Auto Trait Implementations
impl<'tt> !RefUnwindSafe for FirstSets<'tt>
impl<'tt> !Send for FirstSets<'tt>
impl<'tt> !Sync for FirstSets<'tt>
impl<'tt> Unpin for FirstSets<'tt>
impl<'tt> !UnwindSafe for FirstSets<'tt>
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
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: 32 bytes