FocusedLens<S, T> class
A lenses that has been focused on (bound to) a specific instance of the subject.
Create an instance by using Lens.of on a subject.
- Annotations
-
- @immutable
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- value → T
-
The value to lens is focused on
no setter
Methods
-
map(
T f(T)) → S -
Returns a copy of the subject this lens is focused on with the field of this lens transformed by
f
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
then<
Q> (Lens< T, Q> lens) → FocusedLens<S, Q> - Chain two lenses together.
-
thenWithContext<
Q> (Lens< T, Q> lensMaker(S context)) → FocusedLens<S, Q> - Chain two lenses together.
-
toString(
) → String -
A string representation of this object.
inherited
-
update(
T t) → S -
Returns a copy of the subject this lens is focused on with the field of this lens change to
t
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited