Module get 

this module defines the [Get] trait for establishing a common interface for retrieving values from a store.

Traits

Get

Get defines an interface for entities that can be accessed by a key; the design is similar to the Index trait in the standard library, however, uses the Borrow trait to allow for more flexible key types.

GetMut

GetMut defines an interface for entities that can be accessed by a key; the design is similar to the IndexMut trait in the standard library