Trait cranelift_entity::SparseMapValue [−][src]
pub trait SparseMapValue<K> { fn key(&self) -> K; }
Expand description
Trait for extracting keys from values stored in a SparseMap
.
All values stored in a SparseMap
must keep track of their own key in the map and implement
this trait to provide access to the key.
Required methods
Implementors
Any EntityRef
can be used as a sparse map value representing itself.