Expand description
A DefId identifies a particular definition, by combining a crate
index and a def index.
You can create a DefId from a LocalDefId using local_def_id.to_def_id().
Fields§
§index: DefIndex§krate: CrateNumAuto Trait Implementations§
impl RefUnwindSafe for DefId
impl Send for DefId
impl Sync for DefId
impl Unpin for DefId
impl UnwindSafe for DefId
Blanket Implementations§
source§impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere
T: Copy,
impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere
T: Copy,
fn allocate_on<'a>(self, arena: &'a Arena<'tcx>) -> &'a mut T
fn allocate_from_iter<'a>(
arena: &'a Arena<'tcx>,
iter: impl IntoIterator<Item = T>
) -> &'a mut [T] ⓘ
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