Type Alias rustc_middle::query::queries::in_scope_traits_map::Value

pub type Value<'tcx> = Option<&'tcx FxHashMap<ItemLocalId, Box<[TraitCandidate]>>>;

Aliased Type

enum Value<'tcx> {
    None,
    Some(&'tcx HashMap<ItemLocalId, Box<[TraitCandidate], Global>, BuildHasherDefault<FxHasher>>),
}

Variants

None

No value.

Some(&'tcx HashMap<ItemLocalId, Box<[TraitCandidate], Global>, BuildHasherDefault<FxHasher>>)

Some value of type T.

Trait Implementations

impl<T> EraseType for Option<&T>

type Result = [u8; 8]

impl<'tcx, T: Lift<'tcx>> Lift<'tcx> for Option<T>

type Lifted = Option<<T as Lift<'tcx>>::Lifted>

fn lift_to_tcx(self, tcx: TyCtxt<'tcx>) -> Option<Self::Lifted>

impl<T: ParameterizedOverTcx> ParameterizedOverTcx for Option<T>

type Value<'tcx> = Option<<T as ParameterizedOverTcx>::Value<'tcx>>

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:8 bytes

Size for each variant:

• None: 0 bytes
• Some: 8 bytes