- Companion
- object
Value members
Abstract methods
get knows how to extract some field of type A
from a container
get knows how to extract some field of type A
from a container
Concrete methods
Composes two lenses, this enables nesting.
Composes two lenses, this enables nesting.
If our field of type A has a sub-field of type B, then given a lens for it (other: Lens[A, B]) we can create a single lens from Container to B.
Optional assignment.
Optional assignment.
Given a Some[A]
, assign the Some
's value to the field. Given None
, the container is
unchanged.