NamePartLens
Value members
Inherited 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.
- Inherited from:
- Lens
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
- Definition Classes
- ObjectLens -> Lens
- Inherited from:
- ObjectLens
Represent an update operator (like x.y += 1 )
Represent an update operator (like x.y += 1 )
- Inherited from:
- Lens
Represents an assignment operator.
Represents an assignment operator.
Given a value of type A, sets knows how to transform a container such that a
is assigned to
the field.
We must have get(set(a)(c)) == a
- Definition Classes
- ObjectLens -> Lens
- Inherited from:
- ObjectLens
Optional assignment.
Optional assignment.
Given a Some[A]
, assign the Some
's value to the field. Given None
, the container is
unchanged.
- Inherited from:
- Lens