pub struct maybe_unused_extern_crates<'tcx> {
data: PhantomData<&'tcx ()>,
}Fields
data: PhantomData<&'tcx ()>Trait Implementations
sourceimpl<'tcx> QueryConfig<QueryCtxt<'tcx>> for maybe_unused_extern_crates<'tcx>
impl<'tcx> QueryConfig<QueryCtxt<'tcx>> for maybe_unused_extern_crates<'tcx>
type Key = ()
type Value = &'tcx [(LocalDefId, Span)]
type Stored = &'tcx [(LocalDefId, Span)]
const NAME: &'static str = _
fn cache_on_disk(tcx: TyCtxt<'tcx>, key: &Self::Key) -> bool
type Cache = DefaultCache<(), &'tcx [(LocalDefId, Span)]>
fn query_state<'a>(tcx: QueryCtxt<'tcx>) -> &'a QueryState<Self::Key>where
QueryCtxt<'tcx>: 'a,
fn query_cache<'a>(tcx: QueryCtxt<'tcx>) -> &'a Self::Cachewhere
'tcx: 'a,
fn make_vtable(
tcx: QueryCtxt<'tcx>,
key: &Self::Key
) -> QueryVTable<QueryCtxt<'tcx>, Self::Key, Self::Value>
fn execute_query(tcx: TyCtxt<'tcx>, k: Self::Key) -> Self::Stored
Auto Trait Implementations
impl<'tcx> RefUnwindSafe for maybe_unused_extern_crates<'tcx>
impl<'tcx> Send for maybe_unused_extern_crates<'tcx>
impl<'tcx> Sync for maybe_unused_extern_crates<'tcx>
impl<'tcx> Unpin for maybe_unused_extern_crates<'tcx>
impl<'tcx> UnwindSafe for maybe_unused_extern_crates<'tcx>
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: 0 bytes